[INFO] fetching crate forester-rs 0.4.1...
[INFO] testing forester-rs-0.4.1 against 1.98.0-beta.1 for beta-1.98-1
[INFO] extracting crate forester-rs 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate forester-rs 0.4.1
[INFO] finished tweaking crates.io crate forester-rs 0.4.1
[INFO] tweaked toml for crates.io crate forester-rs 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate forester-rs 0.4.1 on toolchain 1.98.0-beta.1
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[INFO] [stderr]    Compiling forester-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `format`
[INFO] [stdout]   --> src/runtime/args.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fmt::{format, Display, Formatter};
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rtree::rnode::RNode`
[INFO] [stdout]   --> src/runtime/context.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::rtree::rnode::RNode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/runtime/builder.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 481 | impl ServerPort {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 488 |     fn get(&self) -> u16 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]   --> src/runtime/forester/serv.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct HttpServ {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     client: Client<HttpConnector, Body>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HttpServ` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf_size` is never read
[INFO] [stdout]    --> src/runtime/ros.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub struct TargetCfg {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 141 |     tp: String,
[INFO] [stdout] 142 |     buf_size: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TargetCfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tp` and `msg` are never read
[INFO] [stdout]    --> src/runtime/ros.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ForesterRosMessage {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 166 |     tp: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 167 |     msg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ForesterRosMessage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation {
[INFO] [stdout]     |                        ^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.77s
[INFO] running `Command { std: "docker" "inspect" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.32
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[INFO] [stderr]    Compiling assert-json-diff v2.0.2
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[INFO] [stderr]    Compiling regex-automata v0.4.15
[INFO] [stderr]    Compiling futures-executor v0.3.32
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[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling regex v1.13.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling deadpool v0.12.3
[INFO] [stderr]    Compiling env_filter v2.0.0
[INFO] [stderr]    Compiling env_logger v0.11.11
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling h2 v0.4.15
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper v1.10.1
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling wiremock v0.6.5
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling forester-http v0.1.0
[INFO] [stderr]    Compiling forester-rs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `format`
[INFO] [stdout]   --> src/runtime/args.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fmt::{format, Display, Formatter};
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rtree::rnode::RNode`
[INFO] [stdout]   --> src/runtime/context.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::rtree::rnode::RNode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format`
[INFO] [stdout]   --> src/runtime/args.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fmt::{format, Display, Formatter};
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rtree::rnode::RNode`
[INFO] [stdout]   --> src/runtime/context.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::rtree::rnode::RNode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tests::turn_on_logs`
[INFO] [stdout]    --> src/runtime/rtree.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |     use crate::tests::turn_on_logs;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/runtime/builder.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 481 | impl ServerPort {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 488 |     fn get(&self) -> u16 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]   --> src/runtime/forester/serv.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct HttpServ {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     client: Client<HttpConnector, Body>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HttpServ` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf_size` is never read
[INFO] [stdout]    --> src/runtime/ros.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub struct TargetCfg {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 141 |     tp: String,
[INFO] [stdout] 142 |     buf_size: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TargetCfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tp` and `msg` are never read
[INFO] [stdout]    --> src/runtime/ros.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ForesterRosMessage {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 166 |     tp: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 167 |     msg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ForesterRosMessage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation {
[INFO] [stdout]     |                        ^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Impl`
[INFO] [stdout]  --> src/tests/actions_re.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::runtime::action::{Impl, ImplRemote};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Impl`
[INFO] [stdout]  --> src/tests/trimmer.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::runtime::action::{Impl};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ServiceExt`
[INFO] [stdout]   --> src/tests/simulator.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use axum::{Json, Router, ServiceExt};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/runtime/builder.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 481 | impl ServerPort {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 488 |     fn get(&self) -> u16 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]   --> src/runtime/forester/serv.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct HttpServ {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     client: Client<HttpConnector, Body>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HttpServ` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buf_size` is never read
[INFO] [stdout]    --> src/runtime/ros.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub struct TargetCfg {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 141 |     tp: String,
[INFO] [stdout] 142 |     buf_size: Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TargetCfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tp` and `msg` are never read
[INFO] [stdout]    --> src/runtime/ros.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct ForesterRosMessage {
[INFO] [stdout]     |            ------------------ fields in this struct
[INFO] [stdout] 166 |     tp: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 167 |     msg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ForesterRosMessage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmokeTest` is never constructed
[INFO] [stdout]   --> src/tests/trimmer.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct SmokeTest;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation {
[INFO] [stdout]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn to_inv(&self) -> Invocation<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree/parser/ast.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation {
[INFO] [stdout]     |                        ^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests/trimmer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let _ = forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests/trimmer.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let _ = forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.86s
[INFO] running `Command { std: "docker" "inspect" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `format`
[INFO] [stderr]   --> src/runtime/args.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::fmt::{format, Display, Formatter};
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::rtree::rnode::RNode`
[INFO] [stderr]   --> src/runtime/context.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use super::rtree::rnode::RNode;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/runtime/builder.rs:488:8
[INFO] [stderr]     |
[INFO] [stderr] 481 | impl ServerPort {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 488 |     fn get(&self) -> u16 {
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `client` is never read
[INFO] [stderr]   --> src/runtime/forester/serv.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct HttpServ {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 37 |     client: Client<HttpConnector, Body>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HttpServ` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `buf_size` is never read
[INFO] [stderr]    --> src/runtime/ros.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub struct TargetCfg {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] 141 |     tp: String,
[INFO] [stderr] 142 |     buf_size: Option<usize>,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TargetCfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `tp` and `msg` are never read
[INFO] [stderr]    --> src/runtime/ros.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 165 | pub struct ForesterRosMessage {
[INFO] [stderr]     |            ------------------ fields in this struct
[INFO] [stderr] 166 |     tp: String,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 167 |     msg: String,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ForesterRosMessage` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree/parser/ast.rs:115:19
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn to_inv(&self) -> Invocation {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn to_inv(&self) -> Invocation<'_> {
[INFO] [stderr]     |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree/parser/ast.rs:118:24
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation {
[INFO] [stderr]     |                        ^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn to_inv_args(&self, args: Arguments) -> Invocation<'_> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `forester-rs` (lib) generated 8 warnings (run `cargo fix --lib -p forester-rs` to apply 4 suggestions)
[INFO] [stderr] warning: unused import: `crate::tests::turn_on_logs`
[INFO] [stderr]    --> src/runtime/rtree.rs:289:9
[INFO] [stderr]     |
[INFO] [stderr] 289 |     use crate::tests::turn_on_logs;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Impl`
[INFO] [stderr]  --> src/tests/actions_re.rs:2:30
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::runtime::action::{Impl, ImplRemote};
[INFO] [stderr]   |                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Impl`
[INFO] [stderr]  --> src/tests/trimmer.rs:2:30
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::runtime::action::{Impl};
[INFO] [stderr]   |                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ServiceExt`
[INFO] [stderr]   --> src/tests/simulator.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 | use axum::{Json, Router, ServiceExt};
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SmokeTest` is never constructed
[INFO] [stderr]   --> src/tests/trimmer.rs:92:8
[INFO] [stderr]    |
[INFO] [stderr] 92 | struct SmokeTest;
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/tests/trimmer.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let _ = forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/tests/trimmer.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let _ = forester.add_trim_task(TrimTask::rt_tree(Test));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `forester-rs` (lib test) generated 15 warnings (8 duplicates) (run `cargo fix --lib -p forester-rs --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/forester_rs-13e29bd6aadfefb9)
[INFO] [stdout] 
[INFO] [stdout] running 106 tests
[INFO] [stdout] test runtime::action::builtin::http::tests::smoke ... ignored
[INFO] [stdout] test runtime::ros::client::tests::smoke ... ignored
[INFO] [stdout] test runtime::rtree::builder::tests::smoke ... ok
[INFO] [stdout] test runtime::rtree::analyzer::tests::find_and_parent ... ok
[INFO] [stdout] test runtime::rtree::iter::tests::smoke ... ok
[INFO] [stdout] test runtime::rtree::tests::params ... ok
[INFO] [stdout] test runtime::rtree::tests::decorator_lambda ... ok
[INFO] [stdout] test runtime::rtree::macros::tests::arg ... ok
[INFO] [stdout] test runtime::rtree::tests::params2 ... ok
[INFO] [stdout] test runtime::builder::ros_nav::tests::print ... ok
[INFO] [stdout] test runtime::rtree::tests::smoke ... ok
[INFO] [stdout] test tests::actions::mix_test ... ignored
[INFO] [stdout] test runtime::action::builtin::data::tests::store_tick ... ok
[INFO] [stdout] test tests::args::inter_args ... ok
[INFO] [stdout] test tests::args::inter_args_decorator ... ok
[INFO] [stdout] test tests::args::inter_args_lambda ... ok
[INFO] [stdout] test tests::args::inter_args_ho ... ok
[INFO] [stdout] test tests::args::inter_args_pointers ... ok
[INFO] [stdout] test simulator::tests::smoke_all_success ... ok
[INFO] [stdout] test simulator::actions::tests::smoke ... ok
[INFO] [stdout] test tests::actions::builtin_actions ... ok
[INFO] [stdout] test tests::actions::sync_action_halt_ok ... ok
[INFO] [stdout] test tests::actions::sync_action_halt_err ... ok
[INFO] [stdout] test runtime::action::builtin::remote::tests::smoke ... ok
[INFO] [stdout] test tests::actions::lock_unlock ... ok
[INFO] [stdout] test tests::actions_re::remote_smoke ... ok
[INFO] [stdout] test runtime::action::builtin::data::tests::lock_unlock ... ok
[INFO] [stdout] test tests::actions::builtin_test ... ok
[INFO] [stdout] test tests::args::pointers ... ok
[INFO] [stdout] test tests::args::inter_args_func ... ok
[INFO] [stdout] test tests::decorator::repeat_failure ... ok
[INFO] [stdout] test tests::decorator::simple_inverter ... ok
[INFO] [stdout] test tests::actions_re::remote_in_tree ... ok
[INFO] [stdout] test tests::decorator::repeat_reactive ... ok
[INFO] [stdout] test tests::flow::fallback ... ok
[INFO] [stdout] test tests::decorator::simple_repeat ... ok
[INFO] [stdout] test tests::decorator::simple_retry ... ok
[INFO] [stdout] test tests::decorator::repeat_repeat ... ok
[INFO] [stdout] test tests::flow::fallback_reset_after_running_failure ... ok
[INFO] [stdout] test tests::flow::mseq_restart_all_children ... ok
[INFO] [stdout] test tests::flow::fallback_retry ... ok
[INFO] [stdout] test tests::flow::parallel_simple ... ok
[INFO] [stdout] test tests::flow::fallback_reset_after_running_success ... ok
[INFO] [stdout] test tests::decorator::retry_retry ... ok
[INFO] [stdout] test tests::flow::parallel_simple_w_retry ... ok
[INFO] [stdout] test tests::flow::sequence_reset_after_running_success ... ok
[INFO] [stdout] test tests::flow::fallback_handles_halt ... ok
[INFO] [stdout] test tests::flow::r_sequence_halt_on_interrupt ... ok
[INFO] [stdout] test tests::flow::r_fallback_halt_on_interrupt ... ok
[INFO] [stdout] test tests::flow::sequence_reset_after_running_failure ... ok
[INFO] [stdout] test tests::nav::import_smoke ... ok
[INFO] [stdout] test tests::flow::r_fallback_halted_by_running ... ok
[INFO] [stdout] test tests::params::fail_types ... ok
[INFO] [stdout] test tests::parser::smoke ... ok
[INFO] [stdout] test tests::import::smoke ... ok
[INFO] [stdout] test tests::flow::simple_sequence ... ok
[INFO] [stdout] test tests::params::any_type ... ok
[INFO] [stdout] test tests::flow::sequence_handles_halt ... ok
[INFO] [stdout] test tests::rtree::tests::ho_op ... ok
[INFO] [stdout] test tests::flow::sequence_restart_all_children ... ok
[INFO] [stdout] test tests::simulator::smoke_remote ... ignored
[INFO] [stdout] test tests::rtree::tests::std_action ... ok
[INFO] [stdout] test tests::simulator::file ... ok
[INFO] [stdout] test tests::rtree::tests::lambda_ho_op ... ok
[INFO] [stdout] test tests::rtree::tests::ho_tree ... ok
[INFO] [stdout] test tests::flow::r_sequence_halted_by_running ... ok
[INFO] [stdout] test tests::tracer::custom_state ... ok
[INFO] [stdout] test tests::vizualizer::manual ... ignored
[INFO] [stdout] test tree::parser::lexer::tests::number ... ok
[INFO] [stdout] test tracer::tests::smoke_mem ... ok
[INFO] [stdout] test tree::parser::lexer::tests::string ... ok
[INFO] [stdout] test tree::parser::tests::arguments::call_arg ... ok
[INFO] [stdout] test tree::parser::tests::arguments::call_arg_part ... ok
[INFO] [stdout] test tree::parser::tests::arguments::plain_arg ... ok
[INFO] [stdout] test tree::parser::tests::call::calls ... ok
[INFO] [stdout] test tree::parser::tests::call::capt_invocation ... ok
[INFO] [stdout] test tree::parser::tests::call::invocation ... ok
[INFO] [stdout] test tree::parser::tests::call::decorator ... ok
[INFO] [stdout] test tree::parser::tests::call::lambda ... ok
[INFO] [stdout] test tree::parser::tests::definition::definition ... ok
[INFO] [stdout] test tree::parser::tests::definition::impl_definition ... ok
[INFO] [stdout] test tree::parser::tests::definition::short_definition ... ok
[INFO] [stdout] test tree::parser::tests::file::file ... ok
[INFO] [stdout] test tree::parser::tests::file::short_description_file ... ok
[INFO] [stdout] test tree::parser::tests::import::import ... ok
[INFO] [stdout] test tree::parser::tests::import::import_names ... ok
[INFO] [stdout] test tests::flow::sequence_running ... ok
[INFO] [stdout] test tree::parser::tests::import::import_names_alias ... ok
[INFO] [stdout] test tree::parser::tests::message::object ... ok
[INFO] [stdout] test tree::parser::tests::message::simple_mess ... ok
[INFO] [stdout] test tree::parser::tests::params::params ... ok
[INFO] [stdout] test tree::parser::tests::tests::script ... ok
[INFO] [stdout] test tests::tracer::smoke ... ok
[INFO] [stdout] test tests::nav::export_smoke ... FAILED
[INFO] [stdout] test tests::simulator::text ... FAILED
[INFO] [stdout] test tests::simulator::smoke ... FAILED
[INFO] [stdout] test tests::tracer::file ... FAILED
[INFO] [stdout] test visualizer::tests::smoke ... FAILED
[INFO] [stdout] test tests::trimmer::smoke ... FAILED
[INFO] [stdout] test tests::trimmer::naive ... FAILED
[INFO] [stdout] test tests::actions::builtin_http_get ... FAILED
[INFO] [stdout] test tests::daemons::built_in_async ... ok
[INFO] [stdout] test tests::daemons::built_in ... ok
[INFO] [stdout] test tests::actions_re::smoke_serv ... ok
[INFO] [stdout] test tests::decorator::simple_delay ... ok
[INFO] [stdout] test tests::daemons::smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::nav::export_smoke stdout ----
[INFO] [stdout] [ast] built project with root: "/opt/rustwide/workdir/tree/tests/ros/nav/smoke", main file: main.tree and root definition: MainTree 
[INFO] [stdout] [tree[construct]] found invocation , id 2 in parent 1
[INFO] [stdout] [tree[construct]] found import from another file,  id 2 in parent 1
[INFO] [stdout] [tree[construct]] found ho invocation with id 3 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 3 in parent 1
[INFO] [stdout] [tree[construct]] found invocation , id 4 in parent 3
[INFO] [stdout] [tree[construct]] found import from another file,  id 4 in parent 3
[INFO] [stdout] [tree[construct]] found decorator retry, id 5 in parent 3
[INFO] [stdout] [tree[construct]] found ho invocation with id 6 in parent 4
[INFO] [stdout] [tree[construct]] found invocation , id 6 in parent 3
[INFO] [stdout] [tree[construct]] found import from another file,  id 6 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 7 in parent 5
[INFO] [stdout] [tree[construct]] found ho invocation with id 8 in parent 6
[INFO] [stdout] [tree[construct]] found decorator retry, id 8 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 9 in parent 7
[INFO] [stdout] [tree[construct]] found import from another file,  id 9 in parent 7
[INFO] [stdout] [tree[construct]] found invocation , id 10 in parent 7
[INFO] [stdout] [tree[construct]] found invocation , id 11 in parent 8
[INFO] [stdout] [tree[construct]] found invocation , id 12 in parent 10
[INFO] [stdout] [tree[construct]] found import from another file,  id 12 in parent 10
[INFO] [stdout] [tree[construct]] found invocation , id 13 in parent 10
[INFO] [stdout] [tree[construct]] found import from another file,  id 13 in parent 10
[INFO] [stdout] [tree[construct]] found invocation , id 14 in parent 11
[INFO] [stdout] [tree[construct]] found import from another file,  id 14 in parent 11
[INFO] [stdout] [tree[construct]] found invocation , id 15 in parent 11
[INFO] [stdout] [tree[construct]] found invocation , id 16 in parent 15
[INFO] [stdout] [tree[construct]] found import from another file,  id 16 in parent 15
[INFO] [stdout] [tree[construct]] found invocation , id 17 in parent 15
[INFO] [stdout] [tree[construct]] found import from another file,  id 17 in parent 15
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::nav::export_smoke' (2694) panicked at src/tests/nav.rs:16:33:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: io: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc64ff021 - <core[6883ba1bc0fe4ed1]::result::Result<(), forester_rs[4283f2768e022e77]::runtime::RuntimeError>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc64ff021 - forester_rs[4283f2768e022e77]::tests::nav::export_smoke
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/nav.rs:16:33
[INFO] [stdout]   22:     0x5f1cc64e1b17 - forester_rs[4283f2768e022e77]::tests::nav::export_smoke::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/nav.rs:9:18
[INFO] [stdout]   23:     0x5f1cc62262c6 - <forester_rs[4283f2768e022e77]::tests::nav::export_smoke::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::simulator::text stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::simulator::text' (2740) panicked at src/tests/simulator.rs:249:67:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc655082b - <core[6883ba1bc0fe4ed1]::result::Result<std[73adb7dc35730857]::fs::File, core[6883ba1bc0fe4ed1]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc655082b - forester_rs[4283f2768e022e77]::tests::simulator::text
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/simulator.rs:249:67
[INFO] [stdout]   22:     0x5f1cc6541177 - forester_rs[4283f2768e022e77]::tests::simulator::text::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/simulator.rs:214:10
[INFO] [stdout]   23:     0x5f1cc62270c6 - <forester_rs[4283f2768e022e77]::tests::simulator::text::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::simulator::smoke stdout ----
[INFO] [stdout] [tracer] create new tracer from TracerConfig { indent: 2, time_format: Some("%M:%S%.3f"), to_file: Some("/opt/rustwide/workdir/tree/tests/simulator/smoke/gen\\main.log") }
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::simulator::smoke' (2739) panicked at src/tests/simulator.rs:157:30:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: io: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc655104d - <core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::simulator::Simulator, forester_rs[4283f2768e022e77]::runtime::RuntimeError>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc655104d - forester_rs[4283f2768e022e77]::tests::simulator::smoke
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/simulator.rs:157:30
[INFO] [stdout]   22:     0x5f1cc65411a7 - forester_rs[4283f2768e022e77]::tests::simulator::smoke::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/simulator.rs:143:11
[INFO] [stdout]   23:     0x5f1cc6227106 - <forester_rs[4283f2768e022e77]::tests::simulator::smoke::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tracer::file stdout ----
[INFO] [stdout] [tracer] create new tracer from TracerConfig { indent: 2, time_format: None, to_file: Some("/opt/rustwide/workdir/tree/tests/tracer/custom/main.trace") }
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::tracer::file' (2742) panicked at src/tests/tracer.rs:283:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: io: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc64439ec - <core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::tracer::Tracer, forester_rs[4283f2768e022e77]::runtime::RuntimeError>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc64439ec - forester_rs[4283f2768e022e77]::tests::tracer::file
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/tracer.rs:283:10
[INFO] [stdout]   22:     0x5f1cc64147e7 - forester_rs[4283f2768e022e77]::tests::tracer::file::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/tracer.rs:248:10
[INFO] [stdout]   23:     0x5f1cc6226ac6 - <forester_rs[4283f2768e022e77]::tests::tracer::file::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- visualizer::tests::smoke stdout ----
[INFO] [stdout] [ast] built project from text with root: main
[INFO] [stdout] [tree[construct]] found lambda sequence: id 2 and parent 1
[INFO] [stdout] [tree[construct]] found invocation , id 3 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 4 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 5 in parent 3
[INFO] [stdout] [tree[construct]] found ho invocation with id 6 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 6 in parent 2
[INFO] [stdout] [visualizer] visualize a given tree 
[INFO] [stdout] 
[INFO] [stdout] thread 'visualizer::tests::smoke' (2833) panicked at src/visualizer.rs:121:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "strict digraph  {\n  1[label=\"(1) root\nmain \" shape=rect color=black]\n  1 -> 2\n  2[label=\"(2) sequence\" shape=rect color=darkred]\n  2 -> 3\n  2 -> 4\n  3[label=\"(3) fallback\none (a=a1(<>))\" shape=rect color=blue]\n  3 -> 5\n  3 -> 6\n  4[label=\"(4) a1 \" shape=component color=green]\n  5[label=\"(5) a1 \" shape=component color=green]\n  6[label=\"(6) a1 \" shape=component color=green]\n}"
[INFO] [stdout]  right: "strict digraph  {\n  1[label=\"(1) root\nmain \",shape=rect,color=black]\n  1 -> 2\n  2[label=\"(2) sequence\",shape=rect,color=darkred]\n  2 -> 3\n  2 -> 4\n  3[label=\"(3) fallback\none (a=a1(<>))\",shape=rect,color=blue]\n  3 -> 5\n  3 -> 6\n  4[label=\"(4) a1 \",shape=component,color=green]\n  5[label=\"(5) a1 \",shape=component,color=green]\n  6[label=\"(6) a1 \",shape=component,color=green]\n}"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102173 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5f1cc652c584 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<alloc[55a36b64bcbf2c0d]::string::String, &str>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5f1cc64fccf0 - forester_rs[4283f2768e022e77]::visualizer::tests::smoke
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualizer.rs:121:9
[INFO] [stdout]   22:     0x5f1cc64e0487 - forester_rs[4283f2768e022e77]::visualizer::tests::smoke::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualizer.rs:98:15
[INFO] [stdout]   23:     0x5f1cc6226186 - <forester_rs[4283f2768e022e77]::visualizer::tests::smoke::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::trimmer::smoke stdout ----
[INFO] [stdout] [tracer] create new tracer from TracerConfig { indent: 2, time_format: None, to_file: Some("/opt/rustwide/workdir/tree/tests/trimmer/smoke/main.log") }
[INFO] [stdout] [ast] built project with root: "/opt/rustwide/workdir/tree/tests/trimmer/smoke", main file: main.tree and root definition: main 
[INFO] [stdout] [tree[construct]] found lambda r_fallback: id 2 and parent 1
[INFO] [stdout] [tree[construct]] found invocation , id 3 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 4 in parent 2
[INFO] [stdout] [tree[construct]] found import from another file,  id 4 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 5 in parent 3
[INFO] [stdout] [tree[construct]] found import from another file,  id 5 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 6 in parent 3
[INFO] [stdout] [tree[construct]] found import from another file,  id 6 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 7 in parent 3
[INFO] [stdout] [tree[construct]] found import from another file,  id 7 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 8 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 9 in parent 8
[INFO] [stdout] [tree[construct]] found import from another file,  id 9 in parent 8
[INFO] [stdout] [tree[construct]] found invocation , id 10 in parent 8
[INFO] [stdout] [tree[construct]] found import from another file,  id 10 in parent 8
[INFO] [stdout] [tree[construct]] found invocation , id 11 in parent 8
[INFO] [stdout] [tree[construct]] found import from another file,  id 11 in parent 8
[INFO] [stdout] [tree[construct]] found invocation , id 12 in parent 8
[INFO] [stdout] [tree[construct]] found import from another file,  id 12 in parent 8
[INFO] [stdout] [action] register action success with the given impl
[INFO] [stdout] [action] register action fail_empty with the given impl
[INFO] [stdout] [action] register action running with the given impl
[INFO] [stdout] [loop] node = 1, tick = 1
[INFO] [stdout] [flow[ready]] tick:1, root. Start node
[INFO] [stdout] [params] , cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:1, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::trimmer::smoke' (2754) panicked at src/tests/trimmer.rs:33:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: io: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc63f29bf - <core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::runtime::TickResult, forester_rs[4283f2768e022e77]::runtime::RuntimeError>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc63f29bf - forester_rs[4283f2768e022e77]::tests::trimmer::smoke
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/trimmer.rs:33:48
[INFO] [stdout]   22:     0x5f1cc63e0447 - forester_rs[4283f2768e022e77]::tests::trimmer::smoke::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/trimmer.rs:20:11
[INFO] [stdout]   23:     0x5f1cc6226e06 - <forester_rs[4283f2768e022e77]::tests::trimmer::smoke::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::trimmer::naive stdout ----
[INFO] [stdout] [tracer] create new tracer from TracerConfig { indent: 2, time_format: None, to_file: Some("/opt/rustwide/workdir/tree/tests/trimmer/naive/main.log") }
[INFO] [stdout] [ast] built project with root: "/opt/rustwide/workdir/tree/tests/trimmer/naive", main file: main.tree and root definition: main 
[INFO] [stdout] [tree[construct]] found lambda r_sequence: id 2 and parent 1
[INFO] [stdout] [tree[construct]] found invocation , id 3 in parent 2
[INFO] [stdout] [tree[construct]] found invocation , id 4 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 5 in parent 3
[INFO] [stdout] [tree[construct]] found invocation , id 6 in parent 3
[INFO] [stdout] [action] register action validate with the given impl
[INFO] [stdout] [action] register action pick with the given impl
[INFO] [stdout] [action] register action place with the given impl
[INFO] [stdout] 1 Flow(Root, Name("main", "main.tree"), RtArgs([]), [2])
[INFO] [stdout] 2 Flow(RSequence, Lambda, RtArgs([]), [3])
[INFO] [stdout] 3 Flow(RFallback, Name("work", "main.tree"), RtArgs([RtArgument { name: "item", value: Object({"y": Number(Int(1)), "x": Number(Int(1))}) }]), [4, 5, 6])
[INFO] [stdout] 4 Leaf(Name("pick", "main.tree"), RtArgs([RtArgument { name: "item", value: Object({"y": Number(Int(1)), "x": Number(Int(1))}) }]))
[INFO] [stdout] 5 Leaf(Name("validate", "main.tree"), RtArgs([]))
[INFO] [stdout] 6 Leaf(Name("place", "main.tree"), RtArgs([]))
[INFO] [stdout] [loop] node = 1, tick = 1
[INFO] [stdout] [flow[ready]] tick:1, root. Start node
[INFO] [stdout] [params] , cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:1, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::trimmer::naive' (2744) panicked at src/tests/trimmer.rs:88:48:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: io: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102032 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x5f1cc63f2304 - <core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::runtime::TickResult, forester_rs[4283f2768e022e77]::runtime::RuntimeError>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x5f1cc63f2304 - forester_rs[4283f2768e022e77]::tests::trimmer::naive
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/trimmer.rs:88:48
[INFO] [stdout]   22:     0x5f1cc63e0417 - forester_rs[4283f2768e022e77]::tests::trimmer::naive::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/trimmer.rs:69:11
[INFO] [stdout]   23:     0x5f1cc6226dc6 - <forester_rs[4283f2768e022e77]::tests::trimmer::naive::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::actions::builtin_http_get stdout ----
[INFO] [stdout] [action] register action http_get with the given impl
[INFO] [stdout] [action] register action http_get_async with the given impl
[INFO] [stdout] [loop] node = 1, tick = 1
[INFO] [stdout] [flow[ready]] tick:1, root. Start node
[INFO] [stdout] [params] , cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:1, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 1
[INFO] [stdout] [flow[run]] tick:1, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:1, root. The '2' is ready, push it on the stack
[INFO] [stdout] [loop] node = 2, tick = 1
[INFO] [stdout] [flow[ready]] tick:1, sequence. Start node
[INFO] [stdout] [params] , cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:1, sequence. Switch to the new_state:Running(cursor=0,len=2)
[INFO] [stdout] [loop] node = 2, tick = 1
[INFO] [stdout] [flow[run]] tick:1, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:1, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 1
[INFO] [stdout] [leaf[run]] tick:1, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:1, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 1
[INFO] [stdout] [flow[run]] tick:1, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:1, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:1, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 1
[INFO] [stdout] [flow[run]] tick:1, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:1, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:2
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 2
[INFO] [stdout] [flow[ready]] tick:2, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:2, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 2
[INFO] [stdout] [reqwest::blocking::wait] (ThreadId(263)) park without timeout
[INFO] [stdout] [flow[run]] tick:2, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:2, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [reqwest::blocking::client] (ThreadId(271)) start runtime::block_on
[INFO] [stdout] [loop] node = 3, tick = 2
[INFO] [stdout] [leaf[run]] tick:2, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:2, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 2
[INFO] [stdout] [flow[run]] tick:2, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:2, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:2, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 2
[INFO] [stdout] [flow[ready]] tick:2, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:2, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 2
[INFO] [stdout] [flow[run]] tick:2, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:2, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:3
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 3
[INFO] [stdout] [flow[ready]] tick:3, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:3, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 3
[INFO] [stdout] [flow[run]] tick:3, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:3, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 3
[INFO] [stdout] [leaf[run]] tick:3, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:3, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 3
[INFO] [stdout] [flow[run]] tick:3, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:3, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:3, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 3
[INFO] [stdout] [flow[ready]] tick:3, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:3, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 3
[INFO] [stdout] [flow[run]] tick:3, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:3, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:4
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 4
[INFO] [stdout] [flow[ready]] tick:4, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:4, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 4
[INFO] [stdout] [flow[run]] tick:4, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:4, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 4
[INFO] [stdout] [leaf[run]] tick:4, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:4, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 4
[INFO] [stdout] [flow[run]] tick:4, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:4, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:4, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 4
[INFO] [stdout] [flow[ready]] tick:4, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:4, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 4
[INFO] [stdout] [flow[run]] tick:4, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:4, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:5
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 5
[INFO] [stdout] [flow[ready]] tick:5, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:5, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 5
[INFO] [stdout] [flow[run]] tick:5, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:5, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 5
[INFO] [stdout] [leaf[run]] tick:5, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:5, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 5
[INFO] [stdout] [flow[run]] tick:5, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:5, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:5, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 5
[INFO] [stdout] [flow[ready]] tick:5, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:5, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 5
[INFO] [stdout] [flow[run]] tick:5, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:5, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:6
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 6
[INFO] [stdout] [flow[ready]] tick:6, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:6, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 6
[INFO] [stdout] [flow[run]] tick:6, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:6, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 6
[INFO] [stdout] [leaf[run]] tick:6, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:6, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 6
[INFO] [stdout] [flow[run]] tick:6, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:6, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:6, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 6
[INFO] [stdout] [flow[ready]] tick:6, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:6, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 6
[INFO] [stdout] [flow[run]] tick:6, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:6, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:7
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 7
[INFO] [stdout] [flow[ready]] tick:7, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:7, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 7
[INFO] [stdout] [flow[run]] tick:7, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:7, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 7
[INFO] [stdout] [leaf[run]] tick:7, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:7, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 7
[INFO] [stdout] [flow[run]] tick:7, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:7, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:7, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 7
[INFO] [stdout] [flow[ready]] tick:7, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:7, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 7
[INFO] [stdout] [flow[run]] tick:7, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:7, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:8
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 8
[INFO] [stdout] [flow[ready]] tick:8, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:8, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 8
[INFO] [stdout] [flow[run]] tick:8, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:8, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 8
[INFO] [stdout] [leaf[run]] tick:8, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:8, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 8
[INFO] [stdout] [flow[run]] tick:8, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:8, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:8, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 8
[INFO] [stdout] [flow[ready]] tick:8, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:8, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 8
[INFO] [stdout] [flow[run]] tick:8, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:8, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:9
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 9
[INFO] [stdout] [flow[ready]] tick:9, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:9, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 9
[INFO] [stdout] [flow[run]] tick:9, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:9, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 9
[INFO] [stdout] [leaf[run]] tick:9, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:9, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 9
[INFO] [stdout] [flow[run]] tick:9, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:9, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:9, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 9
[INFO] [stdout] [flow[ready]] tick:9, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:9, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 9
[INFO] [stdout] [flow[run]] tick:9, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:9, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:10
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 10
[INFO] [stdout] [flow[ready]] tick:10, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:10, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 10
[INFO] [stdout] [flow[run]] tick:10, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:10, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 10
[INFO] [stdout] [leaf[run]] tick:10, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:10, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 10
[INFO] [stdout] [flow[run]] tick:10, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:10, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:10, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 10
[INFO] [stdout] [flow[ready]] tick:10, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:10, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 10
[INFO] [stdout] [flow[run]] tick:10, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:10, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:11
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 11
[INFO] [stdout] [flow[ready]] tick:11, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:11, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 11
[INFO] [stdout] [flow[run]] tick:11, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:11, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 11
[INFO] [stdout] [leaf[run]] tick:11, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:11, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 11
[INFO] [stdout] [flow[run]] tick:11, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:11, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:11, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 11
[INFO] [stdout] [flow[ready]] tick:11, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:11, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 11
[INFO] [stdout] [flow[run]] tick:11, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:11, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:12
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 12
[INFO] [stdout] [flow[ready]] tick:12, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:12, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 12
[INFO] [stdout] [flow[run]] tick:12, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:12, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 12
[INFO] [stdout] [leaf[run]] tick:12, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:12, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 12
[INFO] [stdout] [flow[run]] tick:12, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:12, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:12, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 12
[INFO] [stdout] [flow[ready]] tick:12, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:12, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 12
[INFO] [stdout] [flow[run]] tick:12, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:12, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:13
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 13
[INFO] [stdout] [flow[ready]] tick:13, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:13, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 13
[INFO] [stdout] [flow[run]] tick:13, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:13, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 13
[INFO] [stdout] [leaf[run]] tick:13, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:13, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 13
[INFO] [stdout] [flow[run]] tick:13, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:13, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:13, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 13
[INFO] [stdout] [flow[ready]] tick:13, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:13, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 13
[INFO] [stdout] [flow[run]] tick:13, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:13, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:14
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 14
[INFO] [stdout] [flow[ready]] tick:14, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:14, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 14
[INFO] [stdout] [flow[run]] tick:14, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:14, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 14
[INFO] [stdout] [leaf[run]] tick:14, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:14, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 14
[INFO] [stdout] [flow[run]] tick:14, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:14, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:14, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 14
[INFO] [stdout] [flow[ready]] tick:14, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:14, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 14
[INFO] [stdout] [flow[run]] tick:14, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:14, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:15
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 15
[INFO] [stdout] [flow[ready]] tick:15, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:15, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 15
[INFO] [stdout] [flow[run]] tick:15, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:15, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 15
[INFO] [stdout] [leaf[run]] tick:15, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:15, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 15
[INFO] [stdout] [flow[run]] tick:15, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:15, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:15, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 15
[INFO] [stdout] [flow[ready]] tick:15, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:15, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 15
[INFO] [stdout] [flow[run]] tick:15, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:15, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:16
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 16
[INFO] [stdout] [flow[ready]] tick:16, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:16, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 16
[INFO] [stdout] [flow[run]] tick:16, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:16, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 16
[INFO] [stdout] [leaf[run]] tick:16, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:16, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 16
[INFO] [stdout] [flow[run]] tick:16, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:16, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:16, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 16
[INFO] [stdout] [flow[ready]] tick:16, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:16, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 16
[INFO] [stdout] [flow[run]] tick:16, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:16, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:17
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 17
[INFO] [stdout] [flow[ready]] tick:17, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:17, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 17
[INFO] [stdout] [flow[run]] tick:17, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:17, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 17
[INFO] [stdout] [leaf[run]] tick:17, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:17, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 17
[INFO] [stdout] [flow[run]] tick:17, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:17, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:17, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 17
[INFO] [stdout] [flow[ready]] tick:17, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:17, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 17
[INFO] [stdout] [flow[run]] tick:17, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:17, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:18
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 18
[INFO] [stdout] [flow[ready]] tick:18, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:18, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 18
[INFO] [stdout] [flow[run]] tick:18, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:18, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 18
[INFO] [stdout] [leaf[run]] tick:18, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:18, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 18
[INFO] [stdout] [flow[run]] tick:18, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:18, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:18, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 18
[INFO] [stdout] [flow[ready]] tick:18, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:18, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 18
[INFO] [stdout] [flow[run]] tick:18, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:18, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:19
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 19
[INFO] [stdout] [flow[ready]] tick:19, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:19, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 19
[INFO] [stdout] [flow[run]] tick:19, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:19, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 19
[INFO] [stdout] [leaf[run]] tick:19, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:19, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 19
[INFO] [stdout] [flow[run]] tick:19, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:19, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:19, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 19
[INFO] [stdout] [flow[ready]] tick:19, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:19, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 19
[INFO] [stdout] [flow[run]] tick:19, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:19, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:20
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 20
[INFO] [stdout] [flow[ready]] tick:20, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:20, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 20
[INFO] [stdout] [flow[run]] tick:20, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:20, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 20
[INFO] [stdout] [leaf[run]] tick:20, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:20, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 20
[INFO] [stdout] [flow[run]] tick:20, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:20, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:20, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 20
[INFO] [stdout] [flow[ready]] tick:20, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:20, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 20
[INFO] [stdout] [flow[run]] tick:20, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:20, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:21
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 21
[INFO] [stdout] [flow[ready]] tick:21, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:21, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 21
[INFO] [stdout] [flow[run]] tick:21, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:21, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 21
[INFO] [stdout] [leaf[run]] tick:21, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:21, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 21
[INFO] [stdout] [flow[run]] tick:21, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:21, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:21, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 21
[INFO] [stdout] [flow[ready]] tick:21, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:21, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 21
[INFO] [stdout] [flow[run]] tick:21, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:21, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:22
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 22
[INFO] [stdout] [flow[ready]] tick:22, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:22, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 22
[INFO] [stdout] [flow[run]] tick:22, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:22, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 22
[INFO] [stdout] [leaf[run]] tick:22, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:22, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 22
[INFO] [stdout] [flow[run]] tick:22, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:22, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:22, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 22
[INFO] [stdout] [flow[ready]] tick:22, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:22, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 22
[INFO] [stdout] [flow[run]] tick:22, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:22, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:23
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 23
[INFO] [stdout] [flow[ready]] tick:23, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:23, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 23
[INFO] [stdout] [flow[run]] tick:23, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:23, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 23
[INFO] [stdout] [leaf[run]] tick:23, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:23, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 23
[INFO] [stdout] [flow[run]] tick:23, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:23, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:23, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 23
[INFO] [stdout] [flow[ready]] tick:23, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:23, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 23
[INFO] [stdout] [flow[run]] tick:23, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:23, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:24
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 24
[INFO] [stdout] [flow[ready]] tick:24, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:24, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 24
[INFO] [stdout] [flow[run]] tick:24, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:24, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 24
[INFO] [stdout] [leaf[run]] tick:24, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:24, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 24
[INFO] [stdout] [flow[run]] tick:24, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:24, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:24, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 24
[INFO] [stdout] [flow[ready]] tick:24, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:24, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 24
[INFO] [stdout] [flow[run]] tick:24, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:24, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:25
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 25
[INFO] [stdout] [flow[ready]] tick:25, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:25, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 25
[INFO] [stdout] [flow[run]] tick:25, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:25, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 25
[INFO] [stdout] [leaf[run]] tick:25, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:25, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 25
[INFO] [stdout] [flow[run]] tick:25, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:25, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:25, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 25
[INFO] [stdout] [flow[ready]] tick:25, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:25, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 25
[INFO] [stdout] [flow[run]] tick:25, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:25, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:26
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 26
[INFO] [stdout] [flow[ready]] tick:26, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:26, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 26
[INFO] [stdout] [flow[run]] tick:26, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:26, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 26
[INFO] [stdout] [leaf[run]] tick:26, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:26, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 26
[INFO] [stdout] [flow[run]] tick:26, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:26, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:26, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 26
[INFO] [stdout] [flow[ready]] tick:26, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:26, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 26
[INFO] [stdout] [flow[run]] tick:26, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:26, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:27
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 27
[INFO] [stdout] [flow[ready]] tick:27, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:27, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 27
[INFO] [stdout] [flow[run]] tick:27, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:27, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 27
[INFO] [stdout] [leaf[run]] tick:27, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:27, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 27
[INFO] [stdout] [flow[run]] tick:27, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:27, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:27, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 27
[INFO] [stdout] [flow[ready]] tick:27, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:27, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 27
[INFO] [stdout] [flow[run]] tick:27, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:27, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:28
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 28
[INFO] [stdout] [flow[ready]] tick:28, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:28, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 28
[INFO] [stdout] [flow[run]] tick:28, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:28, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 28
[INFO] [stdout] [leaf[run]] tick:28, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:28, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 28
[INFO] [stdout] [flow[run]] tick:28, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:28, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:28, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 28
[INFO] [stdout] [flow[ready]] tick:28, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:28, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 28
[INFO] [stdout] [flow[run]] tick:28, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:28, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:29
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 29
[INFO] [stdout] [flow[ready]] tick:29, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:29, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 29
[INFO] [stdout] [flow[run]] tick:29, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:29, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 29
[INFO] [stdout] [leaf[run]] tick:29, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:29, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 29
[INFO] [stdout] [flow[run]] tick:29, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:29, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:29, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 29
[INFO] [stdout] [flow[ready]] tick:29, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:29, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 29
[INFO] [stdout] [flow[run]] tick:29, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:29, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:30
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 30
[INFO] [stdout] [flow[ready]] tick:30, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:30, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 30
[INFO] [stdout] [flow[run]] tick:30, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:30, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 30
[INFO] [stdout] [leaf[run]] tick:30, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:30, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 30
[INFO] [stdout] [flow[run]] tick:30, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:30, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:30, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 30
[INFO] [stdout] [flow[ready]] tick:30, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:30, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 30
[INFO] [stdout] [flow[run]] tick:30, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:30, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:31
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 31
[INFO] [stdout] [flow[ready]] tick:31, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:31, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 31
[INFO] [stdout] [flow[run]] tick:31, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:31, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 31
[INFO] [stdout] [leaf[run]] tick:31, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:31, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 31
[INFO] [stdout] [flow[run]] tick:31, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:31, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:31, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 31
[INFO] [stdout] [flow[ready]] tick:31, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:31, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 31
[INFO] [stdout] [flow[run]] tick:31, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:31, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:32
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 32
[INFO] [stdout] [flow[ready]] tick:32, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:32, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 32
[INFO] [stdout] [flow[run]] tick:32, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:32, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 32
[INFO] [stdout] [leaf[run]] tick:32, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:32, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 32
[INFO] [stdout] [flow[run]] tick:32, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:32, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:32, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 32
[INFO] [stdout] [flow[ready]] tick:32, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:32, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 32
[INFO] [stdout] [flow[run]] tick:32, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:32, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:33
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 33
[INFO] [stdout] [flow[ready]] tick:33, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:33, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 33
[INFO] [stdout] [flow[run]] tick:33, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:33, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 33
[INFO] [stdout] [leaf[run]] tick:33, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:33, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 33
[INFO] [stdout] [flow[run]] tick:33, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:33, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:33, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 33
[INFO] [stdout] [flow[ready]] tick:33, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:33, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 33
[INFO] [stdout] [flow[run]] tick:33, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:33, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:34
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 34
[INFO] [stdout] [flow[ready]] tick:34, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:34, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 34
[INFO] [stdout] [flow[run]] tick:34, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:34, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 34
[INFO] [stdout] [leaf[run]] tick:34, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:34, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 34
[INFO] [stdout] [flow[run]] tick:34, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:34, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:34, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 34
[INFO] [stdout] [flow[ready]] tick:34, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:34, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 34
[INFO] [stdout] [flow[run]] tick:34, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:34, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:35
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 35
[INFO] [stdout] [flow[ready]] tick:35, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:35, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 35
[INFO] [stdout] [flow[run]] tick:35, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:35, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 35
[INFO] [stdout] [leaf[run]] tick:35, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:35, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 35
[INFO] [stdout] [flow[run]] tick:35, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:35, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:35, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 35
[INFO] [stdout] [flow[ready]] tick:35, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:35, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 35
[INFO] [stdout] [flow[run]] tick:35, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:35, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:36
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 36
[INFO] [stdout] [flow[ready]] tick:36, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:36, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 36
[INFO] [stdout] [flow[run]] tick:36, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:36, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 36
[INFO] [stdout] [leaf[run]] tick:36, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:36, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 36
[INFO] [stdout] [flow[run]] tick:36, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:36, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:36, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 36
[INFO] [stdout] [flow[ready]] tick:36, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:36, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 36
[INFO] [stdout] [flow[run]] tick:36, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:36, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:37
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 37
[INFO] [stdout] [flow[ready]] tick:37, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:37, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 37
[INFO] [stdout] [flow[run]] tick:37, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:37, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 37
[INFO] [stdout] [leaf[run]] tick:37, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:37, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 37
[INFO] [stdout] [flow[run]] tick:37, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:37, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:37, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 37
[INFO] [stdout] [flow[ready]] tick:37, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:37, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 37
[INFO] [stdout] [flow[run]] tick:37, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:37, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:38
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 38
[INFO] [stdout] [flow[ready]] tick:38, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:38, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 38
[INFO] [stdout] [flow[run]] tick:38, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:38, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 38
[INFO] [stdout] [leaf[run]] tick:38, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:38, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 38
[INFO] [stdout] [flow[run]] tick:38, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:38, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:38, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 38
[INFO] [stdout] [flow[ready]] tick:38, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:38, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 38
[INFO] [stdout] [flow[run]] tick:38, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:38, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:39
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 39
[INFO] [stdout] [flow[ready]] tick:39, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:39, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 39
[INFO] [stdout] [flow[run]] tick:39, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:39, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 39
[INFO] [stdout] [leaf[run]] tick:39, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:39, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 39
[INFO] [stdout] [flow[run]] tick:39, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:39, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:39, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 39
[INFO] [stdout] [flow[ready]] tick:39, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:39, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 39
[INFO] [stdout] [flow[run]] tick:39, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:39, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:40
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 40
[INFO] [stdout] [flow[ready]] tick:40, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:40, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 40
[INFO] [stdout] [flow[run]] tick:40, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:40, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 40
[INFO] [stdout] [leaf[run]] tick:40, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:40, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 40
[INFO] [stdout] [flow[run]] tick:40, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:40, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:40, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 40
[INFO] [stdout] [flow[ready]] tick:40, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:40, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 40
[INFO] [stdout] [flow[run]] tick:40, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:40, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:41
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 41
[INFO] [stdout] [flow[ready]] tick:41, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:41, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 41
[INFO] [stdout] [flow[run]] tick:41, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:41, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 41
[INFO] [stdout] [leaf[run]] tick:41, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:41, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 41
[INFO] [stdout] [flow[run]] tick:41, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:41, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:41, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 41
[INFO] [stdout] [flow[ready]] tick:41, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:41, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 41
[INFO] [stdout] [flow[run]] tick:41, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:41, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:42
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 42
[INFO] [stdout] [flow[ready]] tick:42, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:42, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 42
[INFO] [stdout] [flow[run]] tick:42, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:42, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 42
[INFO] [stdout] [leaf[run]] tick:42, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:42, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 42
[INFO] [stdout] [flow[run]] tick:42, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:42, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:42, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 42
[INFO] [stdout] [flow[ready]] tick:42, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:42, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 42
[INFO] [stdout] [flow[run]] tick:42, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:42, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:43
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 43
[INFO] [stdout] [flow[ready]] tick:43, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:43, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 43
[INFO] [stdout] [flow[run]] tick:43, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:43, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 43
[INFO] [stdout] [leaf[run]] tick:43, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:43, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 43
[INFO] [stdout] [flow[run]] tick:43, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:43, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:43, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 43
[INFO] [stdout] [flow[ready]] tick:43, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:43, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 43
[INFO] [stdout] [flow[run]] tick:43, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:43, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:44
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 44
[INFO] [stdout] [flow[ready]] tick:44, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:44, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 44
[INFO] [stdout] [flow[run]] tick:44, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:44, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 44
[INFO] [stdout] [leaf[run]] tick:44, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:44, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 44
[INFO] [stdout] [flow[run]] tick:44, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:44, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:44, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 44
[INFO] [stdout] [flow[ready]] tick:44, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:44, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 44
[INFO] [stdout] [flow[run]] tick:44, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:44, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:45
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 45
[INFO] [stdout] [flow[ready]] tick:45, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:45, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 45
[INFO] [stdout] [flow[run]] tick:45, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:45, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 45
[INFO] [stdout] [leaf[run]] tick:45, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:45, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 45
[INFO] [stdout] [flow[run]] tick:45, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:45, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:45, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 45
[INFO] [stdout] [flow[ready]] tick:45, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:45, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 45
[INFO] [stdout] [flow[run]] tick:45, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:45, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:46
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 46
[INFO] [stdout] [flow[ready]] tick:46, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:46, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 46
[INFO] [stdout] [flow[run]] tick:46, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:46, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 46
[INFO] [stdout] [leaf[run]] tick:46, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:46, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 46
[INFO] [stdout] [flow[run]] tick:46, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:46, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:46, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 46
[INFO] [stdout] [flow[ready]] tick:46, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:46, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 46
[INFO] [stdout] [flow[run]] tick:46, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:46, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:47
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 47
[INFO] [stdout] [flow[ready]] tick:47, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:47, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 47
[INFO] [stdout] [flow[run]] tick:47, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:47, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 47
[INFO] [stdout] [leaf[run]] tick:47, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:47, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 47
[INFO] [stdout] [flow[run]] tick:47, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:47, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:47, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 47
[INFO] [stdout] [flow[ready]] tick:47, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:47, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 47
[INFO] [stdout] [flow[run]] tick:47, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:47, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:48
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 48
[INFO] [stdout] [flow[ready]] tick:48, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:48, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 48
[INFO] [stdout] [flow[run]] tick:48, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:48, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 48
[INFO] [stdout] [leaf[run]] tick:48, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:48, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 48
[INFO] [stdout] [flow[run]] tick:48, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:48, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:48, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 48
[INFO] [stdout] [flow[ready]] tick:48, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:48, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 48
[INFO] [stdout] [flow[run]] tick:48, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:48, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:49
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 49
[INFO] [stdout] [flow[ready]] tick:49, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:49, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 49
[INFO] [stdout] [flow[run]] tick:49, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:49, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 49
[INFO] [stdout] [leaf[run]] tick:49, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:49, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 49
[INFO] [stdout] [flow[run]] tick:49, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:49, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:49, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 49
[INFO] [stdout] [flow[ready]] tick:49, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:49, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 49
[INFO] [stdout] [flow[run]] tick:49, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:49, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:50
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 50
[INFO] [stdout] [flow[ready]] tick:50, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:50, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 50
[INFO] [stdout] [flow[run]] tick:50, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:50, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 50
[INFO] [stdout] [leaf[run]] tick:50, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:50, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 50
[INFO] [stdout] [flow[run]] tick:50, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:50, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:50, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 50
[INFO] [stdout] [flow[ready]] tick:50, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:50, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 50
[INFO] [stdout] [flow[run]] tick:50, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:50, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:51
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 51
[INFO] [stdout] [flow[ready]] tick:51, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:51, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 51
[INFO] [stdout] [flow[run]] tick:51, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:51, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 51
[INFO] [stdout] [leaf[run]] tick:51, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:51, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 51
[INFO] [stdout] [flow[run]] tick:51, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:51, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:51, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 51
[INFO] [stdout] [flow[ready]] tick:51, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:51, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 51
[INFO] [stdout] [flow[run]] tick:51, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:51, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:52
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 52
[INFO] [stdout] [flow[ready]] tick:52, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:52, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 52
[INFO] [stdout] [flow[run]] tick:52, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:52, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 52
[INFO] [stdout] [leaf[run]] tick:52, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:52, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 52
[INFO] [stdout] [flow[run]] tick:52, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:52, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:52, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 52
[INFO] [stdout] [flow[ready]] tick:52, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:52, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 52
[INFO] [stdout] [flow[run]] tick:52, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:52, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:53
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 53
[INFO] [stdout] [flow[ready]] tick:53, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:53, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 53
[INFO] [stdout] [flow[run]] tick:53, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:53, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 53
[INFO] [stdout] [leaf[run]] tick:53, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:53, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 53
[INFO] [stdout] [flow[run]] tick:53, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:53, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:53, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 53
[INFO] [stdout] [flow[ready]] tick:53, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:53, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 53
[INFO] [stdout] [flow[run]] tick:53, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:53, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:54
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 54
[INFO] [stdout] [flow[ready]] tick:54, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:54, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 54
[INFO] [stdout] [flow[run]] tick:54, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:54, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 54
[INFO] [stdout] [leaf[run]] tick:54, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:54, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 54
[INFO] [stdout] [flow[run]] tick:54, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:54, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:54, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 54
[INFO] [stdout] [flow[ready]] tick:54, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:54, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 54
[INFO] [stdout] [flow[run]] tick:54, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:54, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:55
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 55
[INFO] [stdout] [flow[ready]] tick:55, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:55, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 55
[INFO] [stdout] [flow[run]] tick:55, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:55, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 55
[INFO] [stdout] [leaf[run]] tick:55, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:55, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 55
[INFO] [stdout] [flow[run]] tick:55, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:55, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:55, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 55
[INFO] [stdout] [flow[ready]] tick:55, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:55, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 55
[INFO] [stdout] [flow[run]] tick:55, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:55, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:56
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 56
[INFO] [stdout] [flow[ready]] tick:56, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:56, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 56
[INFO] [stdout] [flow[run]] tick:56, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:56, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 56
[INFO] [stdout] [leaf[run]] tick:56, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:56, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 56
[INFO] [stdout] [flow[run]] tick:56, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:56, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:56, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 56
[INFO] [stdout] [flow[ready]] tick:56, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:56, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 56
[INFO] [stdout] [flow[run]] tick:56, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:56, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:57
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 57
[INFO] [stdout] [flow[ready]] tick:57, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:57, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 57
[INFO] [stdout] [flow[run]] tick:57, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:57, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 57
[INFO] [stdout] [leaf[run]] tick:57, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:57, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 57
[INFO] [stdout] [flow[run]] tick:57, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:57, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:57, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 57
[INFO] [stdout] [flow[ready]] tick:57, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:57, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 57
[INFO] [stdout] [flow[run]] tick:57, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:57, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:58
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 58
[INFO] [stdout] [flow[ready]] tick:58, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:58, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 58
[INFO] [stdout] [flow[run]] tick:58, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:58, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 58
[INFO] [stdout] [leaf[run]] tick:58, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:58, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 58
[INFO] [stdout] [flow[run]] tick:58, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:58, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:58, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 58
[INFO] [stdout] [flow[ready]] tick:58, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:58, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 58
[INFO] [stdout] [flow[run]] tick:58, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:58, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:59
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 59
[INFO] [stdout] [flow[ready]] tick:59, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:59, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 59
[INFO] [stdout] [flow[run]] tick:59, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:59, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 59
[INFO] [stdout] [leaf[run]] tick:59, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:59, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 59
[INFO] [stdout] [flow[run]] tick:59, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:59, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:59, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 59
[INFO] [stdout] [flow[ready]] tick:59, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:59, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 59
[INFO] [stdout] [flow[run]] tick:59, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:59, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:60
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 60
[INFO] [stdout] [flow[ready]] tick:60, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:60, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 60
[INFO] [stdout] [flow[run]] tick:60, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:60, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 60
[INFO] [stdout] [leaf[run]] tick:60, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:60, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 60
[INFO] [stdout] [flow[run]] tick:60, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:60, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:60, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 60
[INFO] [stdout] [flow[ready]] tick:60, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:60, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 60
[INFO] [stdout] [flow[run]] tick:60, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:60, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:61
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 61
[INFO] [stdout] [flow[ready]] tick:61, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:61, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 61
[INFO] [stdout] [flow[run]] tick:61, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:61, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 61
[INFO] [stdout] [leaf[run]] tick:61, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:61, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 61
[INFO] [stdout] [flow[run]] tick:61, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:61, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:61, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 61
[INFO] [stdout] [flow[ready]] tick:61, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:61, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 61
[INFO] [stdout] [flow[run]] tick:61, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:61, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:62
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 62
[INFO] [stdout] [flow[ready]] tick:62, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:62, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 62
[INFO] [stdout] [flow[run]] tick:62, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:62, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 62
[INFO] [stdout] [leaf[run]] tick:62, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:62, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 62
[INFO] [stdout] [flow[run]] tick:62, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:62, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:62, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 62
[INFO] [stdout] [flow[ready]] tick:62, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:62, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 62
[INFO] [stdout] [flow[run]] tick:62, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:62, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:63
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 63
[INFO] [stdout] [flow[ready]] tick:63, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:63, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 63
[INFO] [stdout] [flow[run]] tick:63, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:63, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 63
[INFO] [stdout] [leaf[run]] tick:63, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:63, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 63
[INFO] [stdout] [flow[run]] tick:63, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:63, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:63, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 63
[INFO] [stdout] [flow[ready]] tick:63, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:63, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 63
[INFO] [stdout] [flow[run]] tick:63, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:63, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:64
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 64
[INFO] [stdout] [flow[ready]] tick:64, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:64, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 64
[INFO] [stdout] [flow[run]] tick:64, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:64, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 64
[INFO] [stdout] [leaf[run]] tick:64, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:64, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 64
[INFO] [stdout] [flow[run]] tick:64, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:64, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:64, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 64
[INFO] [stdout] [flow[ready]] tick:64, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:64, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 64
[INFO] [stdout] [flow[run]] tick:64, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:64, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:65
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 65
[INFO] [stdout] [flow[ready]] tick:65, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:65, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 65
[INFO] [stdout] [flow[run]] tick:65, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:65, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 65
[INFO] [stdout] [leaf[run]] tick:65, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:65, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 65
[INFO] [stdout] [flow[run]] tick:65, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:65, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:65, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 65
[INFO] [stdout] [flow[ready]] tick:65, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:65, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 65
[INFO] [stdout] [flow[run]] tick:65, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:65, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:66
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 66
[INFO] [stdout] [flow[ready]] tick:66, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:66, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 66
[INFO] [stdout] [flow[run]] tick:66, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:66, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 66
[INFO] [stdout] [leaf[run]] tick:66, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:66, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 66
[INFO] [stdout] [flow[run]] tick:66, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:66, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:66, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 66
[INFO] [stdout] [flow[ready]] tick:66, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:66, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 66
[INFO] [stdout] [flow[run]] tick:66, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:66, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:67
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 67
[INFO] [stdout] [flow[ready]] tick:67, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:67, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 67
[INFO] [stdout] [flow[run]] tick:67, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:67, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 67
[INFO] [stdout] [leaf[run]] tick:67, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:67, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 67
[INFO] [stdout] [flow[run]] tick:67, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:67, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:67, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 67
[INFO] [stdout] [flow[ready]] tick:67, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:67, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 67
[INFO] [stdout] [flow[run]] tick:67, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:67, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:68
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 68
[INFO] [stdout] [flow[ready]] tick:68, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:68, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 68
[INFO] [stdout] [flow[run]] tick:68, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:68, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 68
[INFO] [stdout] [leaf[run]] tick:68, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:68, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 68
[INFO] [stdout] [flow[run]] tick:68, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:68, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:68, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 68
[INFO] [stdout] [flow[ready]] tick:68, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:68, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 68
[INFO] [stdout] [flow[run]] tick:68, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:68, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:69
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 69
[INFO] [stdout] [flow[ready]] tick:69, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:69, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 69
[INFO] [stdout] [flow[run]] tick:69, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:69, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 69
[INFO] [stdout] [leaf[run]] tick:69, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:69, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 69
[INFO] [stdout] [flow[run]] tick:69, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:69, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:69, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 69
[INFO] [stdout] [flow[ready]] tick:69, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:69, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 69
[INFO] [stdout] [flow[run]] tick:69, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:69, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:70
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 70
[INFO] [stdout] [flow[ready]] tick:70, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:70, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 70
[INFO] [stdout] [flow[run]] tick:70, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:70, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 70
[INFO] [stdout] [leaf[run]] tick:70, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:70, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 70
[INFO] [stdout] [flow[run]] tick:70, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:70, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:70, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 70
[INFO] [stdout] [flow[ready]] tick:70, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:70, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 70
[INFO] [stdout] [flow[run]] tick:70, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:70, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:71
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 71
[INFO] [stdout] [flow[ready]] tick:71, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:71, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 71
[INFO] [stdout] [flow[run]] tick:71, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:71, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 71
[INFO] [stdout] [leaf[run]] tick:71, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:71, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 71
[INFO] [stdout] [flow[run]] tick:71, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:71, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:71, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 71
[INFO] [stdout] [flow[ready]] tick:71, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:71, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 71
[INFO] [stdout] [flow[run]] tick:71, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:71, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:72
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 72
[INFO] [stdout] [flow[ready]] tick:72, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:72, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 72
[INFO] [stdout] [flow[run]] tick:72, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:72, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 72
[INFO] [stdout] [leaf[run]] tick:72, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:72, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 72
[INFO] [stdout] [flow[run]] tick:72, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:72, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:72, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 72
[INFO] [stdout] [flow[ready]] tick:72, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:72, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 72
[INFO] [stdout] [flow[run]] tick:72, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:72, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:73
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 73
[INFO] [stdout] [flow[ready]] tick:73, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:73, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 73
[INFO] [stdout] [flow[run]] tick:73, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:73, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 73
[INFO] [stdout] [leaf[run]] tick:73, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:73, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 73
[INFO] [stdout] [flow[run]] tick:73, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:73, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:73, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 73
[INFO] [stdout] [flow[ready]] tick:73, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:73, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 73
[INFO] [stdout] [flow[run]] tick:73, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:73, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:74
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 74
[INFO] [stdout] [flow[ready]] tick:74, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:74, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 74
[INFO] [stdout] [flow[run]] tick:74, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:74, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 74
[INFO] [stdout] [leaf[run]] tick:74, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:74, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 74
[INFO] [stdout] [flow[run]] tick:74, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:74, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:74, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 74
[INFO] [stdout] [flow[ready]] tick:74, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:74, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 74
[INFO] [stdout] [flow[run]] tick:74, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:74, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:75
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 75
[INFO] [stdout] [flow[ready]] tick:75, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:75, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 75
[INFO] [stdout] [flow[run]] tick:75, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:75, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 75
[INFO] [stdout] [leaf[run]] tick:75, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:75, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 75
[INFO] [stdout] [flow[run]] tick:75, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:75, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:75, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 75
[INFO] [stdout] [flow[ready]] tick:75, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:75, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 75
[INFO] [stdout] [flow[run]] tick:75, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:75, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:76
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 76
[INFO] [stdout] [flow[ready]] tick:76, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:76, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 76
[INFO] [stdout] [flow[run]] tick:76, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:76, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 76
[INFO] [stdout] [leaf[run]] tick:76, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:76, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 76
[INFO] [stdout] [flow[run]] tick:76, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:76, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:76, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 76
[INFO] [stdout] [flow[ready]] tick:76, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:76, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 76
[INFO] [stdout] [flow[run]] tick:76, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:76, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:77
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 77
[INFO] [stdout] [flow[ready]] tick:77, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:77, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 77
[INFO] [stdout] [flow[run]] tick:77, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:77, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 77
[INFO] [stdout] [leaf[run]] tick:77, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:77, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 77
[INFO] [stdout] [flow[run]] tick:77, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:77, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:77, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 77
[INFO] [stdout] [flow[ready]] tick:77, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:77, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 77
[INFO] [stdout] [flow[run]] tick:77, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:77, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:78
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 78
[INFO] [stdout] [flow[ready]] tick:78, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:78, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 78
[INFO] [stdout] [flow[run]] tick:78, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:78, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 78
[INFO] [stdout] [leaf[run]] tick:78, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:78, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 78
[INFO] [stdout] [flow[run]] tick:78, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:78, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:78, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 78
[INFO] [stdout] [flow[ready]] tick:78, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:78, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 78
[INFO] [stdout] [flow[run]] tick:78, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:78, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:79
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 79
[INFO] [stdout] [flow[ready]] tick:79, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:79, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 79
[INFO] [stdout] [flow[run]] tick:79, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:79, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 79
[INFO] [stdout] [leaf[run]] tick:79, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:79, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 79
[INFO] [stdout] [flow[run]] tick:79, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:79, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:79, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 79
[INFO] [stdout] [flow[ready]] tick:79, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:79, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 79
[INFO] [stdout] [flow[run]] tick:79, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:79, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:80
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 80
[INFO] [stdout] [flow[ready]] tick:80, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:80, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 80
[INFO] [stdout] [flow[run]] tick:80, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:80, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 80
[INFO] [stdout] [leaf[run]] tick:80, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:80, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 80
[INFO] [stdout] [flow[run]] tick:80, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:80, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:80, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 80
[INFO] [stdout] [flow[ready]] tick:80, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:80, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 80
[INFO] [stdout] [flow[run]] tick:80, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:80, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:81
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 81
[INFO] [stdout] [flow[ready]] tick:81, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:81, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 81
[INFO] [stdout] [flow[run]] tick:81, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:81, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 81
[INFO] [stdout] [leaf[run]] tick:81, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:81, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 81
[INFO] [stdout] [flow[run]] tick:81, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:81, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:81, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 81
[INFO] [stdout] [flow[ready]] tick:81, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:81, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 81
[INFO] [stdout] [flow[run]] tick:81, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:81, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:82
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 82
[INFO] [stdout] [flow[ready]] tick:82, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:82, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 82
[INFO] [stdout] [flow[run]] tick:82, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:82, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 82
[INFO] [stdout] [leaf[run]] tick:82, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:82, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 82
[INFO] [stdout] [flow[run]] tick:82, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:82, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:82, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 82
[INFO] [stdout] [flow[ready]] tick:82, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:82, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 82
[INFO] [stdout] [flow[run]] tick:82, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:82, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:83
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 83
[INFO] [stdout] [flow[ready]] tick:83, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:83, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 83
[INFO] [stdout] [flow[run]] tick:83, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:83, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 83
[INFO] [stdout] [leaf[run]] tick:83, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:83, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 83
[INFO] [stdout] [flow[run]] tick:83, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:83, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:83, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 83
[INFO] [stdout] [flow[ready]] tick:83, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:83, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 83
[INFO] [stdout] [flow[run]] tick:83, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:83, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:84
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 84
[INFO] [stdout] [flow[ready]] tick:84, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:84, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 84
[INFO] [stdout] [flow[run]] tick:84, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:84, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 84
[INFO] [stdout] [leaf[run]] tick:84, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:84, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 84
[INFO] [stdout] [flow[run]] tick:84, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:84, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:84, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 84
[INFO] [stdout] [flow[ready]] tick:84, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:84, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 84
[INFO] [stdout] [flow[run]] tick:84, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:84, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:85
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 85
[INFO] [stdout] [flow[ready]] tick:85, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:85, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 85
[INFO] [stdout] [flow[run]] tick:85, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:85, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 85
[INFO] [stdout] [leaf[run]] tick:85, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:85, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 85
[INFO] [stdout] [flow[run]] tick:85, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:85, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:85, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 85
[INFO] [stdout] [flow[ready]] tick:85, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:85, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 85
[INFO] [stdout] [flow[run]] tick:85, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:85, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:86
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 86
[INFO] [stdout] [flow[ready]] tick:86, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:86, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 86
[INFO] [stdout] [flow[run]] tick:86, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:86, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 86
[INFO] [stdout] [leaf[run]] tick:86, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:86, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 86
[INFO] [stdout] [flow[run]] tick:86, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:86, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:86, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 86
[INFO] [stdout] [flow[ready]] tick:86, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:86, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 86
[INFO] [stdout] [flow[run]] tick:86, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:86, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:87
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 87
[INFO] [stdout] [flow[ready]] tick:87, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:87, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 87
[INFO] [stdout] [flow[run]] tick:87, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:87, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 87
[INFO] [stdout] [leaf[run]] tick:87, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:87, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 87
[INFO] [stdout] [flow[run]] tick:87, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:87, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:87, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 87
[INFO] [stdout] [flow[ready]] tick:87, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:87, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 87
[INFO] [stdout] [flow[run]] tick:87, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:87, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:88
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 88
[INFO] [stdout] [flow[ready]] tick:88, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:88, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 88
[INFO] [stdout] [flow[run]] tick:88, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:88, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 88
[INFO] [stdout] [leaf[run]] tick:88, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:88, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 88
[INFO] [stdout] [flow[run]] tick:88, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:88, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:88, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 88
[INFO] [stdout] [flow[ready]] tick:88, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:88, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 88
[INFO] [stdout] [flow[run]] tick:88, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:88, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:89
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 89
[INFO] [stdout] [flow[ready]] tick:89, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:89, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 89
[INFO] [stdout] [flow[run]] tick:89, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:89, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 89
[INFO] [stdout] [leaf[run]] tick:89, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:89, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 89
[INFO] [stdout] [flow[run]] tick:89, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:89, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:89, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 89
[INFO] [stdout] [flow[ready]] tick:89, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:89, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 89
[INFO] [stdout] [flow[run]] tick:89, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:89, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:90
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 90
[INFO] [stdout] [flow[ready]] tick:90, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:90, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 90
[INFO] [stdout] [flow[run]] tick:90, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:90, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 90
[INFO] [stdout] [leaf[run]] tick:90, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:90, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 90
[INFO] [stdout] [flow[run]] tick:90, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:90, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:90, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 90
[INFO] [stdout] [flow[ready]] tick:90, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:90, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 90
[INFO] [stdout] [flow[run]] tick:90, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:90, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:91
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 91
[INFO] [stdout] [flow[ready]] tick:91, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:91, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 91
[INFO] [stdout] [flow[run]] tick:91, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:91, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 91
[INFO] [stdout] [leaf[run]] tick:91, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:91, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 91
[INFO] [stdout] [flow[run]] tick:91, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:91, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:91, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 91
[INFO] [stdout] [flow[ready]] tick:91, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:91, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 91
[INFO] [stdout] [flow[run]] tick:91, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:91, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:92
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 92
[INFO] [stdout] [flow[ready]] tick:92, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:92, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 92
[INFO] [stdout] [flow[run]] tick:92, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:92, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 92
[INFO] [stdout] [leaf[run]] tick:92, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:92, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 92
[INFO] [stdout] [flow[run]] tick:92, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:92, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:92, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 92
[INFO] [stdout] [flow[ready]] tick:92, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:92, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 92
[INFO] [stdout] [flow[run]] tick:92, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:92, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:93
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 93
[INFO] [stdout] [flow[ready]] tick:93, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:93, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 93
[INFO] [stdout] [flow[run]] tick:93, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:93, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 93
[INFO] [stdout] [leaf[run]] tick:93, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:93, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 93
[INFO] [stdout] [flow[run]] tick:93, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:93, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:93, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 93
[INFO] [stdout] [flow[ready]] tick:93, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:93, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 93
[INFO] [stdout] [flow[run]] tick:93, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:93, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:94
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 94
[INFO] [stdout] [flow[ready]] tick:94, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:94, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 94
[INFO] [stdout] [flow[run]] tick:94, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:94, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 94
[INFO] [stdout] [leaf[run]] tick:94, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:94, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 94
[INFO] [stdout] [flow[run]] tick:94, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:94, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:94, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 94
[INFO] [stdout] [flow[ready]] tick:94, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:94, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 94
[INFO] [stdout] [flow[run]] tick:94, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:94, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:95
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 95
[INFO] [stdout] [flow[ready]] tick:95, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:95, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 95
[INFO] [stdout] [flow[run]] tick:95, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:95, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 95
[INFO] [stdout] [leaf[run]] tick:95, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:95, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 95
[INFO] [stdout] [flow[run]] tick:95, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:95, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:95, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 95
[INFO] [stdout] [flow[ready]] tick:95, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:95, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 95
[INFO] [stdout] [flow[run]] tick:95, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:95, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:96
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 96
[INFO] [stdout] [flow[ready]] tick:96, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:96, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 96
[INFO] [stdout] [flow[run]] tick:96, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:96, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 96
[INFO] [stdout] [leaf[run]] tick:96, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:96, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 96
[INFO] [stdout] [flow[run]] tick:96, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:96, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:96, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 96
[INFO] [stdout] [flow[ready]] tick:96, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:96, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 96
[INFO] [stdout] [flow[run]] tick:96, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:96, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:97
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 97
[INFO] [stdout] [flow[ready]] tick:97, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:97, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 97
[INFO] [stdout] [flow[run]] tick:97, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:97, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 97
[INFO] [stdout] [leaf[run]] tick:97, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:97, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 97
[INFO] [stdout] [flow[run]] tick:97, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:97, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:97, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 97
[INFO] [stdout] [flow[ready]] tick:97, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:97, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 97
[INFO] [stdout] [flow[run]] tick:97, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:97, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:98
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 98
[INFO] [stdout] [flow[ready]] tick:98, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:98, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 98
[INFO] [stdout] [flow[run]] tick:98, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:98, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 98
[INFO] [stdout] [leaf[run]] tick:98, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:98, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 98
[INFO] [stdout] [flow[run]] tick:98, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:98, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:98, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 98
[INFO] [stdout] [flow[ready]] tick:98, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:98, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 98
[INFO] [stdout] [flow[run]] tick:98, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:98, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:99
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 99
[INFO] [stdout] [flow[ready]] tick:99, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:99, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 99
[INFO] [stdout] [flow[run]] tick:99, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:99, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 99
[INFO] [stdout] [leaf[run]] tick:99, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:99, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 99
[INFO] [stdout] [flow[run]] tick:99, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:99, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:99, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 99
[INFO] [stdout] [flow[ready]] tick:99, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:99, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 99
[INFO] [stdout] [flow[run]] tick:99, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:99, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:100
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 100
[INFO] [stdout] [flow[ready]] tick:100, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:100, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 100
[INFO] [stdout] [flow[run]] tick:100, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:100, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 100
[INFO] [stdout] [leaf[run]] tick:100, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:100, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 100
[INFO] [stdout] [flow[run]] tick:100, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:100, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:100, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 100
[INFO] [stdout] [flow[ready]] tick:100, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:100, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 100
[INFO] [stdout] [flow[run]] tick:100, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:100, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:101
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 101
[INFO] [stdout] [flow[ready]] tick:101, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:101, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 101
[INFO] [stdout] [flow[run]] tick:101, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:101, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 101
[INFO] [stdout] [leaf[run]] tick:101, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:101, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 101
[INFO] [stdout] [flow[run]] tick:101, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:101, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:101, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 101
[INFO] [stdout] [flow[ready]] tick:101, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:101, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 101
[INFO] [stdout] [flow[run]] tick:101, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:101, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:102
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 102
[INFO] [stdout] [flow[ready]] tick:102, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:102, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 102
[INFO] [stdout] [flow[run]] tick:102, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:102, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 102
[INFO] [stdout] [leaf[run]] tick:102, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:102, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 102
[INFO] [stdout] [flow[run]] tick:102, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:102, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:102, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 102
[INFO] [stdout] [flow[ready]] tick:102, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:102, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 102
[INFO] [stdout] [flow[run]] tick:102, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:102, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:103
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 103
[INFO] [stdout] [flow[ready]] tick:103, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:103, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 103
[INFO] [stdout] [flow[run]] tick:103, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:103, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 103
[INFO] [stdout] [leaf[run]] tick:103, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:103, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 103
[INFO] [stdout] [flow[run]] tick:103, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:103, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:103, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 103
[INFO] [stdout] [flow[ready]] tick:103, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:103, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 103
[INFO] [stdout] [flow[run]] tick:103, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:103, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:104
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 104
[INFO] [stdout] [flow[ready]] tick:104, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:104, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 104
[INFO] [stdout] [flow[run]] tick:104, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:104, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 104
[INFO] [stdout] [leaf[run]] tick:104, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:104, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 104
[INFO] [stdout] [flow[run]] tick:104, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:104, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:104, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 104
[INFO] [stdout] [flow[ready]] tick:104, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:104, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 104
[INFO] [stdout] [flow[run]] tick:104, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:104, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:105
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 105
[INFO] [stdout] [flow[ready]] tick:105, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:105, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 105
[INFO] [stdout] [flow[run]] tick:105, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:105, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 105
[INFO] [stdout] [leaf[run]] tick:105, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:105, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 105
[INFO] [stdout] [flow[run]] tick:105, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:105, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:105, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 105
[INFO] [stdout] [flow[ready]] tick:105, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:105, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 105
[INFO] [stdout] [flow[run]] tick:105, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:105, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:106
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 106
[INFO] [stdout] [flow[ready]] tick:106, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:106, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 106
[INFO] [stdout] [flow[run]] tick:106, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:106, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 106
[INFO] [stdout] [leaf[run]] tick:106, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:106, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 106
[INFO] [stdout] [flow[run]] tick:106, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:106, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:106, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 106
[INFO] [stdout] [flow[ready]] tick:106, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:106, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 106
[INFO] [stdout] [flow[run]] tick:106, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:106, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:107
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 107
[INFO] [stdout] [flow[ready]] tick:107, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:107, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 107
[INFO] [stdout] [flow[run]] tick:107, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:107, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 107
[INFO] [stdout] [leaf[run]] tick:107, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:107, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 107
[INFO] [stdout] [flow[run]] tick:107, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:107, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:107, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 107
[INFO] [stdout] [flow[ready]] tick:107, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:107, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 107
[INFO] [stdout] [flow[run]] tick:107, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:107, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:108
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 108
[INFO] [stdout] [flow[ready]] tick:108, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:108, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 108
[INFO] [stdout] [flow[run]] tick:108, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:108, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 108
[INFO] [stdout] [leaf[run]] tick:108, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:108, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 108
[INFO] [stdout] [flow[run]] tick:108, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:108, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:108, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 108
[INFO] [stdout] [flow[ready]] tick:108, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:108, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 108
[INFO] [stdout] [flow[run]] tick:108, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:108, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:109
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 109
[INFO] [stdout] [flow[ready]] tick:109, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:109, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 109
[INFO] [stdout] [flow[run]] tick:109, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:109, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 109
[INFO] [stdout] [leaf[run]] tick:109, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:109, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 109
[INFO] [stdout] [flow[run]] tick:109, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:109, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:109, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 109
[INFO] [stdout] [flow[ready]] tick:109, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:109, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 109
[INFO] [stdout] [flow[run]] tick:109, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:109, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:110
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 110
[INFO] [stdout] [flow[ready]] tick:110, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:110, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 110
[INFO] [stdout] [flow[run]] tick:110, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:110, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 110
[INFO] [stdout] [leaf[run]] tick:110, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:110, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 110
[INFO] [stdout] [flow[run]] tick:110, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:110, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:110, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 110
[INFO] [stdout] [flow[ready]] tick:110, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:110, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 110
[INFO] [stdout] [flow[run]] tick:110, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:110, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:111
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 111
[INFO] [stdout] [flow[ready]] tick:111, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:111, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 111
[INFO] [stdout] [flow[run]] tick:111, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:111, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 111
[INFO] [stdout] [leaf[run]] tick:111, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:111, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 111
[INFO] [stdout] [flow[run]] tick:111, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:111, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:111, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 111
[INFO] [stdout] [flow[ready]] tick:111, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:111, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 111
[INFO] [stdout] [flow[run]] tick:111, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:111, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:112
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 112
[INFO] [stdout] [flow[ready]] tick:112, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:112, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 112
[INFO] [stdout] [flow[run]] tick:112, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:112, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 112
[INFO] [stdout] [leaf[run]] tick:112, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:112, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 112
[INFO] [stdout] [flow[run]] tick:112, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:112, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:112, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 112
[INFO] [stdout] [flow[ready]] tick:112, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:112, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 112
[INFO] [stdout] [flow[run]] tick:112, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:112, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:113
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 113
[INFO] [stdout] [flow[ready]] tick:113, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:113, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 113
[INFO] [stdout] [flow[run]] tick:113, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:113, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 113
[INFO] [stdout] [leaf[run]] tick:113, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:113, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 113
[INFO] [stdout] [flow[run]] tick:113, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:113, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:113, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 113
[INFO] [stdout] [flow[ready]] tick:113, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:113, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 113
[INFO] [stdout] [flow[run]] tick:113, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:113, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:114
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 114
[INFO] [stdout] [flow[ready]] tick:114, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:114, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 114
[INFO] [stdout] [flow[run]] tick:114, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:114, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 114
[INFO] [stdout] [leaf[run]] tick:114, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:114, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 114
[INFO] [stdout] [flow[run]] tick:114, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:114, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:114, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 114
[INFO] [stdout] [flow[ready]] tick:114, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:114, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 114
[INFO] [stdout] [flow[run]] tick:114, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:114, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:115
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 115
[INFO] [stdout] [flow[ready]] tick:115, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:115, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 115
[INFO] [stdout] [flow[run]] tick:115, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:115, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 115
[INFO] [stdout] [leaf[run]] tick:115, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:115, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 115
[INFO] [stdout] [flow[run]] tick:115, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:115, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:115, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 115
[INFO] [stdout] [flow[ready]] tick:115, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:115, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 115
[INFO] [stdout] [flow[run]] tick:115, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:115, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:116
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 116
[INFO] [stdout] [flow[ready]] tick:116, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:116, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 116
[INFO] [stdout] [flow[run]] tick:116, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:116, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 116
[INFO] [stdout] [leaf[run]] tick:116, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:116, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 116
[INFO] [stdout] [flow[run]] tick:116, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:116, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:116, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 116
[INFO] [stdout] [flow[ready]] tick:116, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:116, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 116
[INFO] [stdout] [flow[run]] tick:116, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:116, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:117
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 117
[INFO] [stdout] [flow[ready]] tick:117, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:117, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 117
[INFO] [stdout] [flow[run]] tick:117, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:117, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 117
[INFO] [stdout] [leaf[run]] tick:117, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:117, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 117
[INFO] [stdout] [flow[run]] tick:117, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:117, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:117, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 117
[INFO] [stdout] [flow[ready]] tick:117, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:117, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 117
[INFO] [stdout] [flow[run]] tick:117, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:117, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:118
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 118
[INFO] [stdout] [flow[ready]] tick:118, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:118, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 118
[INFO] [stdout] [flow[run]] tick:118, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:118, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 118
[INFO] [stdout] [leaf[run]] tick:118, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:118, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 118
[INFO] [stdout] [flow[run]] tick:118, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:118, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:118, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 118
[INFO] [stdout] [flow[ready]] tick:118, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:118, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 118
[INFO] [stdout] [flow[run]] tick:118, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:118, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:119
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 119
[INFO] [stdout] [flow[ready]] tick:119, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:119, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 119
[INFO] [stdout] [flow[run]] tick:119, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:119, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 119
[INFO] [stdout] [leaf[run]] tick:119, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:119, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 119
[INFO] [stdout] [flow[run]] tick:119, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:119, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:119, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 119
[INFO] [stdout] [flow[ready]] tick:119, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:119, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 119
[INFO] [stdout] [flow[run]] tick:119, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:119, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:120
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 120
[INFO] [stdout] [flow[ready]] tick:120, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:120, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 120
[INFO] [stdout] [flow[run]] tick:120, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:120, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 120
[INFO] [stdout] [leaf[run]] tick:120, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:120, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 120
[INFO] [stdout] [flow[run]] tick:120, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:120, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:120, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 120
[INFO] [stdout] [flow[ready]] tick:120, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:120, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 120
[INFO] [stdout] [flow[run]] tick:120, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:120, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:121
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 121
[INFO] [stdout] [flow[ready]] tick:121, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:121, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 121
[INFO] [stdout] [flow[run]] tick:121, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:121, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 121
[INFO] [stdout] [leaf[run]] tick:121, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:121, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 121
[INFO] [stdout] [flow[run]] tick:121, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:121, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:121, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 121
[INFO] [stdout] [flow[ready]] tick:121, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:121, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 121
[INFO] [stdout] [flow[run]] tick:121, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:121, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:122
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 122
[INFO] [stdout] [flow[ready]] tick:122, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:122, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 122
[INFO] [stdout] [flow[run]] tick:122, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:122, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 122
[INFO] [stdout] [leaf[run]] tick:122, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:122, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 122
[INFO] [stdout] [flow[run]] tick:122, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:122, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:122, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 122
[INFO] [stdout] [flow[ready]] tick:122, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:122, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 122
[INFO] [stdout] [flow[run]] tick:122, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:122, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:123
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 123
[INFO] [stdout] [flow[ready]] tick:123, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:123, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 123
[INFO] [stdout] [flow[run]] tick:123, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:123, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 123
[INFO] [stdout] [leaf[run]] tick:123, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:123, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 123
[INFO] [stdout] [flow[run]] tick:123, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:123, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:123, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 123
[INFO] [stdout] [flow[ready]] tick:123, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:123, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 123
[INFO] [stdout] [flow[run]] tick:123, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:123, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:124
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 124
[INFO] [stdout] [flow[ready]] tick:124, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:124, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 124
[INFO] [stdout] [flow[run]] tick:124, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:124, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 124
[INFO] [stdout] [leaf[run]] tick:124, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:124, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 124
[INFO] [stdout] [flow[run]] tick:124, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:124, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:124, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 124
[INFO] [stdout] [flow[ready]] tick:124, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:124, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 124
[INFO] [stdout] [flow[run]] tick:124, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:124, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:125
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 125
[INFO] [stdout] [flow[ready]] tick:125, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:125, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 125
[INFO] [stdout] [flow[run]] tick:125, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:125, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 125
[INFO] [stdout] [leaf[run]] tick:125, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:125, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 125
[INFO] [stdout] [flow[run]] tick:125, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:125, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:125, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 125
[INFO] [stdout] [flow[ready]] tick:125, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:125, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 125
[INFO] [stdout] [flow[run]] tick:125, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:125, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:126
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 126
[INFO] [stdout] [flow[ready]] tick:126, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:126, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 126
[INFO] [stdout] [flow[run]] tick:126, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:126, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 126
[INFO] [stdout] [leaf[run]] tick:126, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:126, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 126
[INFO] [stdout] [flow[run]] tick:126, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:126, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:126, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 126
[INFO] [stdout] [flow[ready]] tick:126, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:126, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 126
[INFO] [stdout] [flow[run]] tick:126, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:126, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:127
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 127
[INFO] [stdout] [flow[ready]] tick:127, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:127, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 127
[INFO] [stdout] [flow[run]] tick:127, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:127, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 127
[INFO] [stdout] [leaf[run]] tick:127, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:127, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 127
[INFO] [stdout] [flow[run]] tick:127, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:127, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:127, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 127
[INFO] [stdout] [flow[ready]] tick:127, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:127, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 127
[INFO] [stdout] [flow[run]] tick:127, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:127, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:128
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 128
[INFO] [stdout] [flow[ready]] tick:128, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:128, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 128
[INFO] [stdout] [flow[run]] tick:128, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:128, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 128
[INFO] [stdout] [leaf[run]] tick:128, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:128, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 128
[INFO] [stdout] [flow[run]] tick:128, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:128, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:128, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 128
[INFO] [stdout] [flow[ready]] tick:128, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:128, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 128
[INFO] [stdout] [flow[run]] tick:128, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:128, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:129
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 129
[INFO] [stdout] [flow[ready]] tick:129, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:129, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 129
[INFO] [stdout] [flow[run]] tick:129, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:129, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 129
[INFO] [stdout] [leaf[run]] tick:129, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:129, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 129
[INFO] [stdout] [flow[run]] tick:129, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:129, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:129, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 129
[INFO] [stdout] [flow[ready]] tick:129, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:129, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 129
[INFO] [stdout] [flow[run]] tick:129, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:129, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:130
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 130
[INFO] [stdout] [flow[ready]] tick:130, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:130, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 130
[INFO] [stdout] [flow[run]] tick:130, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:130, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 130
[INFO] [stdout] [leaf[run]] tick:130, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:130, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 130
[INFO] [stdout] [flow[run]] tick:130, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:130, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:130, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 130
[INFO] [stdout] [flow[ready]] tick:130, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:130, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 130
[INFO] [stdout] [flow[run]] tick:130, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:130, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:131
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 131
[INFO] [stdout] [flow[ready]] tick:131, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:131, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 131
[INFO] [stdout] [flow[run]] tick:131, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:131, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 131
[INFO] [stdout] [leaf[run]] tick:131, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:131, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 131
[INFO] [stdout] [flow[run]] tick:131, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:131, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:131, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 131
[INFO] [stdout] [flow[ready]] tick:131, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:131, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 131
[INFO] [stdout] [flow[run]] tick:131, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:131, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:132
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 132
[INFO] [stdout] [flow[ready]] tick:132, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:132, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 132
[INFO] [stdout] [flow[run]] tick:132, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:132, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 132
[INFO] [stdout] [leaf[run]] tick:132, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:132, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 132
[INFO] [stdout] [flow[run]] tick:132, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:132, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:132, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 132
[INFO] [stdout] [flow[ready]] tick:132, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:132, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 132
[INFO] [stdout] [flow[run]] tick:132, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:132, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:133
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 133
[INFO] [stdout] [flow[ready]] tick:133, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:133, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 133
[INFO] [stdout] [flow[run]] tick:133, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:133, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 133
[INFO] [stdout] [leaf[run]] tick:133, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:133, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 133
[INFO] [stdout] [flow[run]] tick:133, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:133, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:133, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 133
[INFO] [stdout] [flow[ready]] tick:133, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:133, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 133
[INFO] [stdout] [flow[run]] tick:133, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:133, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:134
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 134
[INFO] [stdout] [flow[ready]] tick:134, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:134, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 134
[INFO] [stdout] [flow[run]] tick:134, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:134, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 134
[INFO] [stdout] [leaf[run]] tick:134, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:134, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 134
[INFO] [stdout] [flow[run]] tick:134, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:134, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:134, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 134
[INFO] [stdout] [flow[ready]] tick:134, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:134, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 134
[INFO] [stdout] [flow[run]] tick:134, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:134, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:135
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 135
[INFO] [stdout] [flow[ready]] tick:135, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:135, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 135
[INFO] [stdout] [flow[run]] tick:135, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:135, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 135
[INFO] [stdout] [leaf[run]] tick:135, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:135, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 135
[INFO] [stdout] [flow[run]] tick:135, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:135, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:135, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 135
[INFO] [stdout] [flow[ready]] tick:135, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:135, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 135
[INFO] [stdout] [flow[run]] tick:135, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:135, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:136
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 136
[INFO] [stdout] [flow[ready]] tick:136, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:136, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 136
[INFO] [stdout] [flow[run]] tick:136, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:136, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 136
[INFO] [stdout] [leaf[run]] tick:136, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:136, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 136
[INFO] [stdout] [flow[run]] tick:136, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:136, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:136, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 136
[INFO] [stdout] [flow[ready]] tick:136, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:136, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 136
[INFO] [stdout] [flow[run]] tick:136, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:136, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:137
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 137
[INFO] [stdout] [flow[ready]] tick:137, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:137, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 137
[INFO] [stdout] [flow[run]] tick:137, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:137, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 137
[INFO] [stdout] [leaf[run]] tick:137, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:137, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 137
[INFO] [stdout] [flow[run]] tick:137, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:137, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:137, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 137
[INFO] [stdout] [flow[ready]] tick:137, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:137, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 137
[INFO] [stdout] [flow[run]] tick:137, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:137, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:138
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 138
[INFO] [stdout] [flow[ready]] tick:138, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:138, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 138
[INFO] [stdout] [flow[run]] tick:138, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:138, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 138
[INFO] [stdout] [leaf[run]] tick:138, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:138, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 138
[INFO] [stdout] [flow[run]] tick:138, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:138, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:138, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 138
[INFO] [stdout] [flow[ready]] tick:138, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:138, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 138
[INFO] [stdout] [flow[run]] tick:138, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:138, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:139
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 139
[INFO] [stdout] [flow[ready]] tick:139, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:139, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 139
[INFO] [stdout] [flow[run]] tick:139, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:139, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 139
[INFO] [stdout] [leaf[run]] tick:139, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:139, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 139
[INFO] [stdout] [flow[run]] tick:139, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:139, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:139, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 139
[INFO] [stdout] [flow[ready]] tick:139, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:139, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 139
[INFO] [stdout] [flow[run]] tick:139, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:139, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:140
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 140
[INFO] [stdout] [flow[ready]] tick:140, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:140, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 140
[INFO] [stdout] [flow[run]] tick:140, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:140, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 140
[INFO] [stdout] [leaf[run]] tick:140, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:140, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 140
[INFO] [stdout] [flow[run]] tick:140, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:140, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:140, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 140
[INFO] [stdout] [flow[ready]] tick:140, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:140, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 140
[INFO] [stdout] [flow[run]] tick:140, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:140, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:141
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 141
[INFO] [stdout] [flow[ready]] tick:141, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:141, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 141
[INFO] [stdout] [flow[run]] tick:141, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:141, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 141
[INFO] [stdout] [leaf[run]] tick:141, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:141, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 141
[INFO] [stdout] [flow[run]] tick:141, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:141, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:141, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 141
[INFO] [stdout] [flow[ready]] tick:141, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:141, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 141
[INFO] [stdout] [flow[run]] tick:141, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:141, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:142
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 142
[INFO] [stdout] [flow[ready]] tick:142, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:142, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 142
[INFO] [stdout] [flow[run]] tick:142, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:142, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 142
[INFO] [stdout] [leaf[run]] tick:142, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:142, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 142
[INFO] [stdout] [flow[run]] tick:142, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:142, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:142, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 142
[INFO] [stdout] [flow[ready]] tick:142, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:142, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 142
[INFO] [stdout] [flow[run]] tick:142, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:142, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:143
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 143
[INFO] [stdout] [flow[ready]] tick:143, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:143, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 143
[INFO] [stdout] [flow[run]] tick:143, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:143, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 143
[INFO] [stdout] [leaf[run]] tick:143, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:143, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 143
[INFO] [stdout] [flow[run]] tick:143, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:143, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:143, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 143
[INFO] [stdout] [flow[ready]] tick:143, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:143, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 143
[INFO] [stdout] [flow[run]] tick:143, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:143, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:144
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 144
[INFO] [stdout] [flow[ready]] tick:144, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:144, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 144
[INFO] [stdout] [flow[run]] tick:144, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:144, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 144
[INFO] [stdout] [leaf[run]] tick:144, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:144, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 144
[INFO] [stdout] [flow[run]] tick:144, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:144, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:144, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 144
[INFO] [stdout] [flow[ready]] tick:144, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:144, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 144
[INFO] [stdout] [flow[run]] tick:144, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:144, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:145
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 145
[INFO] [stdout] [flow[ready]] tick:145, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:145, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 145
[INFO] [stdout] [flow[run]] tick:145, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:145, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 145
[INFO] [stdout] [leaf[run]] tick:145, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:145, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 145
[INFO] [stdout] [flow[run]] tick:145, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:145, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:145, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 145
[INFO] [stdout] [flow[ready]] tick:145, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:145, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 145
[INFO] [stdout] [flow[run]] tick:145, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:145, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:146
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 146
[INFO] [stdout] [flow[ready]] tick:146, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:146, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 146
[INFO] [stdout] [flow[run]] tick:146, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:146, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 146
[INFO] [stdout] [leaf[run]] tick:146, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:146, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 146
[INFO] [stdout] [flow[run]] tick:146, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:146, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:146, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 146
[INFO] [stdout] [flow[ready]] tick:146, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:146, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 146
[INFO] [stdout] [flow[run]] tick:146, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:146, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:147
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 147
[INFO] [stdout] [flow[ready]] tick:147, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:147, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 147
[INFO] [stdout] [flow[run]] tick:147, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:147, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 147
[INFO] [stdout] [leaf[run]] tick:147, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:147, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 147
[INFO] [stdout] [flow[run]] tick:147, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:147, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:147, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 147
[INFO] [stdout] [flow[ready]] tick:147, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:147, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 147
[INFO] [stdout] [flow[run]] tick:147, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:147, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:148
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 148
[INFO] [stdout] [flow[ready]] tick:148, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:148, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 148
[INFO] [stdout] [flow[run]] tick:148, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:148, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 148
[INFO] [stdout] [leaf[run]] tick:148, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:148, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 148
[INFO] [stdout] [flow[run]] tick:148, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:148, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:148, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 148
[INFO] [stdout] [flow[ready]] tick:148, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:148, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 148
[INFO] [stdout] [flow[run]] tick:148, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:148, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:149
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 149
[INFO] [stdout] [flow[ready]] tick:149, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:149, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 149
[INFO] [stdout] [flow[run]] tick:149, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:149, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 149
[INFO] [stdout] [leaf[run]] tick:149, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:149, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 149
[INFO] [stdout] [flow[run]] tick:149, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:149, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:149, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 149
[INFO] [stdout] [flow[ready]] tick:149, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:149, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 149
[INFO] [stdout] [flow[run]] tick:149, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:149, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:150
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 150
[INFO] [stdout] [flow[ready]] tick:150, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:150, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 150
[INFO] [stdout] [flow[run]] tick:150, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:150, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 150
[INFO] [stdout] [leaf[run]] tick:150, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:150, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 150
[INFO] [stdout] [flow[run]] tick:150, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:150, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:150, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 150
[INFO] [stdout] [flow[ready]] tick:150, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:150, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 150
[INFO] [stdout] [flow[run]] tick:150, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:150, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:151
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 151
[INFO] [stdout] [flow[ready]] tick:151, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:151, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 151
[INFO] [stdout] [flow[run]] tick:151, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:151, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 151
[INFO] [stdout] [leaf[run]] tick:151, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:151, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 151
[INFO] [stdout] [flow[run]] tick:151, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:151, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:151, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 151
[INFO] [stdout] [flow[ready]] tick:151, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:151, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 151
[INFO] [stdout] [flow[run]] tick:151, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:151, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:152
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 152
[INFO] [stdout] [flow[ready]] tick:152, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:152, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 152
[INFO] [stdout] [flow[run]] tick:152, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:152, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 152
[INFO] [stdout] [leaf[run]] tick:152, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:152, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 152
[INFO] [stdout] [flow[run]] tick:152, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:152, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:152, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 152
[INFO] [stdout] [flow[ready]] tick:152, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:152, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 152
[INFO] [stdout] [flow[run]] tick:152, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:152, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:153
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 153
[INFO] [stdout] [flow[ready]] tick:153, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:153, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 153
[INFO] [stdout] [flow[run]] tick:153, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:153, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 153
[INFO] [stdout] [leaf[run]] tick:153, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:153, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 153
[INFO] [stdout] [flow[run]] tick:153, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:153, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:153, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 153
[INFO] [stdout] [flow[ready]] tick:153, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:153, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 153
[INFO] [stdout] [flow[run]] tick:153, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:153, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:154
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 154
[INFO] [stdout] [flow[ready]] tick:154, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:154, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 154
[INFO] [stdout] [flow[run]] tick:154, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:154, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 154
[INFO] [stdout] [leaf[run]] tick:154, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:154, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 154
[INFO] [stdout] [flow[run]] tick:154, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:154, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:154, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 154
[INFO] [stdout] [flow[ready]] tick:154, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:154, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 154
[INFO] [stdout] [flow[run]] tick:154, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:154, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:155
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 155
[INFO] [stdout] [flow[ready]] tick:155, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:155, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 155
[INFO] [stdout] [flow[run]] tick:155, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:155, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 155
[INFO] [stdout] [leaf[run]] tick:155, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:155, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 155
[INFO] [stdout] [flow[run]] tick:155, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:155, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:155, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 155
[INFO] [stdout] [flow[ready]] tick:155, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:155, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 155
[INFO] [stdout] [flow[run]] tick:155, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:155, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:156
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 156
[INFO] [stdout] [flow[ready]] tick:156, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:156, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 156
[INFO] [stdout] [flow[run]] tick:156, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:156, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 156
[INFO] [stdout] [leaf[run]] tick:156, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:156, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 156
[INFO] [stdout] [flow[run]] tick:156, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:156, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:156, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 156
[INFO] [stdout] [flow[ready]] tick:156, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:156, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 156
[INFO] [stdout] [flow[run]] tick:156, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:156, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:157
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 157
[INFO] [stdout] [flow[ready]] tick:157, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:157, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 157
[INFO] [stdout] [flow[run]] tick:157, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:157, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 157
[INFO] [stdout] [leaf[run]] tick:157, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:157, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 157
[INFO] [stdout] [flow[run]] tick:157, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:157, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:157, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 157
[INFO] [stdout] [flow[ready]] tick:157, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:157, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 157
[INFO] [stdout] [flow[run]] tick:157, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:157, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:158
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 158
[INFO] [stdout] [flow[ready]] tick:158, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:158, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 158
[INFO] [stdout] [flow[run]] tick:158, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:158, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 158
[INFO] [stdout] [leaf[run]] tick:158, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:158, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 158
[INFO] [stdout] [flow[run]] tick:158, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:158, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:158, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 158
[INFO] [stdout] [flow[ready]] tick:158, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:158, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 158
[INFO] [stdout] [flow[run]] tick:158, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:158, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:159
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 159
[INFO] [stdout] [flow[ready]] tick:159, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:159, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 159
[INFO] [stdout] [flow[run]] tick:159, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:159, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 159
[INFO] [stdout] [leaf[run]] tick:159, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:159, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 159
[INFO] [stdout] [flow[run]] tick:159, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:159, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:159, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 159
[INFO] [stdout] [flow[ready]] tick:159, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:159, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 159
[INFO] [stdout] [flow[run]] tick:159, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:159, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:160
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 160
[INFO] [stdout] [flow[ready]] tick:160, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:160, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 160
[INFO] [stdout] [flow[run]] tick:160, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:160, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 160
[INFO] [stdout] [leaf[run]] tick:160, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:160, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 160
[INFO] [stdout] [flow[run]] tick:160, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:160, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:160, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 160
[INFO] [stdout] [flow[ready]] tick:160, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:160, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 160
[INFO] [stdout] [flow[run]] tick:160, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:160, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:161
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 161
[INFO] [stdout] [flow[ready]] tick:161, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:161, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 161
[INFO] [stdout] [flow[run]] tick:161, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:161, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 161
[INFO] [stdout] [leaf[run]] tick:161, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:161, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 161
[INFO] [stdout] [flow[run]] tick:161, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:161, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:161, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 161
[INFO] [stdout] [flow[ready]] tick:161, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:161, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 161
[INFO] [stdout] [flow[run]] tick:161, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:161, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:162
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 162
[INFO] [stdout] [flow[ready]] tick:162, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:162, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 162
[INFO] [stdout] [flow[run]] tick:162, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:162, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 162
[INFO] [stdout] [leaf[run]] tick:162, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:162, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 162
[INFO] [stdout] [flow[run]] tick:162, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:162, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:162, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 162
[INFO] [stdout] [flow[ready]] tick:162, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:162, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 162
[INFO] [stdout] [flow[run]] tick:162, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:162, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:163
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 163
[INFO] [stdout] [flow[ready]] tick:163, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:163, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 163
[INFO] [stdout] [flow[run]] tick:163, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:163, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 163
[INFO] [stdout] [leaf[run]] tick:163, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:163, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 163
[INFO] [stdout] [flow[run]] tick:163, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:163, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:163, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 163
[INFO] [stdout] [flow[ready]] tick:163, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:163, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 163
[INFO] [stdout] [flow[run]] tick:163, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:163, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:164
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 164
[INFO] [stdout] [flow[ready]] tick:164, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:164, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 164
[INFO] [stdout] [flow[run]] tick:164, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:164, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 164
[INFO] [stdout] [leaf[run]] tick:164, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:164, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 164
[INFO] [stdout] [flow[run]] tick:164, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:164, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:164, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 164
[INFO] [stdout] [flow[ready]] tick:164, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:164, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 164
[INFO] [stdout] [flow[run]] tick:164, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:164, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:165
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 165
[INFO] [stdout] [flow[ready]] tick:165, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:165, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 165
[INFO] [stdout] [flow[run]] tick:165, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:165, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 165
[INFO] [stdout] [leaf[run]] tick:165, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:165, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 165
[INFO] [stdout] [flow[run]] tick:165, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:165, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:165, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 165
[INFO] [stdout] [flow[ready]] tick:165, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:165, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 165
[INFO] [stdout] [flow[run]] tick:165, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:165, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:166
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 166
[INFO] [stdout] [flow[ready]] tick:166, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:166, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 166
[INFO] [stdout] [flow[run]] tick:166, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:166, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 166
[INFO] [stdout] [leaf[run]] tick:166, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:166, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 166
[INFO] [stdout] [flow[run]] tick:166, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:166, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:166, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 166
[INFO] [stdout] [flow[ready]] tick:166, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:166, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 166
[INFO] [stdout] [flow[run]] tick:166, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:166, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:167
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 167
[INFO] [stdout] [flow[ready]] tick:167, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:167, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 167
[INFO] [stdout] [flow[run]] tick:167, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:167, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 167
[INFO] [stdout] [leaf[run]] tick:167, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:167, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 167
[INFO] [stdout] [flow[run]] tick:167, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:167, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:167, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 167
[INFO] [stdout] [flow[ready]] tick:167, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:167, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 167
[INFO] [stdout] [flow[run]] tick:167, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:167, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:168
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 168
[INFO] [stdout] [flow[ready]] tick:168, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:168, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 168
[INFO] [stdout] [flow[run]] tick:168, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:168, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 168
[INFO] [stdout] [leaf[run]] tick:168, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:168, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 168
[INFO] [stdout] [flow[run]] tick:168, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:168, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:168, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 168
[INFO] [stdout] [flow[ready]] tick:168, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:168, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 168
[INFO] [stdout] [flow[run]] tick:168, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:168, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:169
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 169
[INFO] [stdout] [flow[ready]] tick:169, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:169, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 169
[INFO] [stdout] [flow[run]] tick:169, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:169, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 169
[INFO] [stdout] [leaf[run]] tick:169, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:169, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 169
[INFO] [stdout] [flow[run]] tick:169, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:169, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:169, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 169
[INFO] [stdout] [flow[ready]] tick:169, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:169, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 169
[INFO] [stdout] [flow[run]] tick:169, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:169, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:170
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 170
[INFO] [stdout] [flow[ready]] tick:170, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:170, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 170
[INFO] [stdout] [flow[run]] tick:170, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:170, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 170
[INFO] [stdout] [leaf[run]] tick:170, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:170, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 170
[INFO] [stdout] [flow[run]] tick:170, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:170, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:170, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 170
[INFO] [stdout] [flow[ready]] tick:170, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:170, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 170
[INFO] [stdout] [flow[run]] tick:170, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:170, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:171
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 171
[INFO] [stdout] [flow[ready]] tick:171, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:171, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 171
[INFO] [stdout] [flow[run]] tick:171, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:171, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 171
[INFO] [stdout] [leaf[run]] tick:171, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:171, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 171
[INFO] [stdout] [flow[run]] tick:171, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:171, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:171, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 171
[INFO] [stdout] [flow[ready]] tick:171, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:171, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 171
[INFO] [stdout] [flow[run]] tick:171, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:171, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:172
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 172
[INFO] [stdout] [flow[ready]] tick:172, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:172, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 172
[INFO] [stdout] [flow[run]] tick:172, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:172, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 172
[INFO] [stdout] [leaf[run]] tick:172, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:172, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 172
[INFO] [stdout] [flow[run]] tick:172, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:172, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:172, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 172
[INFO] [stdout] [flow[ready]] tick:172, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:172, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 172
[INFO] [stdout] [flow[run]] tick:172, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:172, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:173
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 173
[INFO] [stdout] [flow[ready]] tick:173, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:173, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 173
[INFO] [stdout] [flow[run]] tick:173, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:173, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 173
[INFO] [stdout] [leaf[run]] tick:173, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:173, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 173
[INFO] [stdout] [flow[run]] tick:173, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:173, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:173, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 173
[INFO] [stdout] [flow[ready]] tick:173, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:173, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 173
[INFO] [stdout] [flow[run]] tick:173, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:173, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:174
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 174
[INFO] [stdout] [flow[ready]] tick:174, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:174, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 174
[INFO] [stdout] [flow[run]] tick:174, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:174, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 174
[INFO] [stdout] [leaf[run]] tick:174, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] [leaf] tick:174, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 174
[INFO] [stdout] [flow[run]] tick:174, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:174, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:174, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 174
[INFO] [stdout] [flow[ready]] tick:174, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:174, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 174
[INFO] [stdout] [flow[run]] tick:174, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:174, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:175
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 175
[INFO] [stdout] [flow[ready]] tick:175, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:175, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 175
[INFO] [stdout] [flow[run]] tick:175, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:175, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 175
[INFO] [stdout] [leaf[run]] tick:175, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:175, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 175
[INFO] [stdout] [flow[run]] tick:175, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:175, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:175, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 175
[INFO] [stdout] [flow[ready]] tick:175, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:175, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 175
[INFO] [stdout] [flow[run]] tick:175, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:175, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:176
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 176
[INFO] [stdout] [flow[ready]] tick:176, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:176, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 176
[INFO] [stdout] [flow[run]] tick:176, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:176, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 176
[INFO] [stdout] [leaf[run]] tick:176, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:176, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 176
[INFO] [stdout] [flow[run]] tick:176, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:176, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:176, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 176
[INFO] [stdout] [flow[ready]] tick:176, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:176, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 176
[INFO] [stdout] [flow[run]] tick:176, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:176, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:177
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 177
[INFO] [stdout] [flow[ready]] tick:177, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:177, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 177
[INFO] [stdout] [flow[run]] tick:177, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:177, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 177
[INFO] [stdout] [leaf[run]] tick:177, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:177, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 177
[INFO] [stdout] [flow[run]] tick:177, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:177, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:177, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 177
[INFO] [stdout] [flow[ready]] tick:177, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:177, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 177
[INFO] [stdout] [flow[run]] tick:177, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:177, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:178
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 178
[INFO] [stdout] [flow[ready]] tick:178, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:178, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 178
[INFO] [stdout] [flow[run]] tick:178, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:178, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 178
[INFO] [stdout] [leaf[run]] tick:178, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:178, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 178
[INFO] [stdout] [flow[run]] tick:178, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:178, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:178, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 178
[INFO] [stdout] [flow[ready]] tick:178, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:178, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 178
[INFO] [stdout] [flow[run]] tick:178, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:178, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:179
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 179
[INFO] [stdout] [flow[ready]] tick:179, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:179, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 179
[INFO] [stdout] [flow[run]] tick:179, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:179, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 179
[INFO] [stdout] [leaf[run]] tick:179, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:179, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 179
[INFO] [stdout] [flow[run]] tick:179, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:179, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:179, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 179
[INFO] [stdout] [flow[ready]] tick:179, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:179, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 179
[INFO] [stdout] [flow[run]] tick:179, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:179, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:180
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 180
[INFO] [stdout] [flow[ready]] tick:180, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:180, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 180
[INFO] [stdout] [flow[run]] tick:180, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:180, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 180
[INFO] [stdout] [leaf[run]] tick:180, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:180, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 180
[INFO] [stdout] [flow[run]] tick:180, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:180, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:180, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 180
[INFO] [stdout] [flow[ready]] tick:180, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:180, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 180
[INFO] [stdout] [flow[run]] tick:180, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:180, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:181
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 181
[INFO] [stdout] [flow[ready]] tick:181, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:181, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 181
[INFO] [stdout] [flow[run]] tick:181, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:181, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 181
[INFO] [stdout] [leaf[run]] tick:181, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:181, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 181
[INFO] [stdout] [flow[run]] tick:181, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:181, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:181, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 181
[INFO] [stdout] [flow[ready]] tick:181, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:181, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 181
[INFO] [stdout] [flow[run]] tick:181, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:181, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:182
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 182
[INFO] [stdout] [flow[ready]] tick:182, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:182, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 182
[INFO] [stdout] [flow[run]] tick:182, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:182, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 182
[INFO] [stdout] [leaf[run]] tick:182, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:182, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 182
[INFO] [stdout] [flow[run]] tick:182, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:182, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:182, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 182
[INFO] [stdout] [flow[ready]] tick:182, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:182, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 182
[INFO] [stdout] [flow[run]] tick:182, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:182, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:183
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 183
[INFO] [stdout] [flow[ready]] tick:183, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:183, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 183
[INFO] [stdout] [flow[run]] tick:183, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:183, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 183
[INFO] [stdout] [leaf[run]] tick:183, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:183, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 183
[INFO] [stdout] [flow[run]] tick:183, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:183, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:183, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 183
[INFO] [stdout] [flow[ready]] tick:183, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:183, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 183
[INFO] [stdout] [flow[run]] tick:183, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:183, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:184
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 184
[INFO] [stdout] [flow[ready]] tick:184, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:184, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 184
[INFO] [stdout] [flow[run]] tick:184, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:184, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 184
[INFO] [stdout] [leaf[run]] tick:184, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:184, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 184
[INFO] [stdout] [flow[run]] tick:184, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:184, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:184, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 184
[INFO] [stdout] [flow[ready]] tick:184, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:184, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 184
[INFO] [stdout] [flow[run]] tick:184, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:184, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:185
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 185
[INFO] [stdout] [flow[ready]] tick:185, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:185, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 185
[INFO] [stdout] [flow[run]] tick:185, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:185, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 185
[INFO] [stdout] [leaf[run]] tick:185, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:185, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 185
[INFO] [stdout] [flow[run]] tick:185, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:185, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:185, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 185
[INFO] [stdout] [flow[ready]] tick:185, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:185, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 185
[INFO] [stdout] [flow[run]] tick:185, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:185, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:186
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 186
[INFO] [stdout] [flow[ready]] tick:186, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:186, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 186
[INFO] [stdout] [flow[run]] tick:186, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:186, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 186
[INFO] [stdout] [leaf[run]] tick:186, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:186, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 186
[INFO] [stdout] [flow[run]] tick:186, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:186, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:186, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 186
[INFO] [stdout] [flow[ready]] tick:186, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:186, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 186
[INFO] [stdout] [flow[run]] tick:186, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:186, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:187
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 187
[INFO] [stdout] [flow[ready]] tick:187, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:187, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 187
[INFO] [stdout] [flow[run]] tick:187, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:187, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 187
[INFO] [stdout] [leaf[run]] tick:187, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:187, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 187
[INFO] [stdout] [flow[run]] tick:187, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:187, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:187, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 187
[INFO] [stdout] [flow[ready]] tick:187, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:187, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 187
[INFO] [stdout] [flow[run]] tick:187, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:187, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:188
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 188
[INFO] [stdout] [flow[ready]] tick:188, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:188, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 188
[INFO] [stdout] [flow[run]] tick:188, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:188, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 188
[INFO] [stdout] [leaf[run]] tick:188, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:188, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 188
[INFO] [stdout] [flow[run]] tick:188, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:188, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:188, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 188
[INFO] [stdout] [flow[ready]] tick:188, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:188, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 188
[INFO] [stdout] [flow[run]] tick:188, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:188, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:189
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 189
[INFO] [stdout] [flow[ready]] tick:189, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:189, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 189
[INFO] [stdout] [flow[run]] tick:189, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:189, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 189
[INFO] [stdout] [leaf[run]] tick:189, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:189, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 189
[INFO] [stdout] [flow[run]] tick:189, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:189, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:189, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 189
[INFO] [stdout] [flow[ready]] tick:189, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:189, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 189
[INFO] [stdout] [flow[run]] tick:189, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:189, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:190
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 190
[INFO] [stdout] [flow[ready]] tick:190, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:190, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 190
[INFO] [stdout] [flow[run]] tick:190, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:190, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 190
[INFO] [stdout] [leaf[run]] tick:190, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:190, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 190
[INFO] [stdout] [flow[run]] tick:190, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:190, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:190, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 190
[INFO] [stdout] [flow[ready]] tick:190, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:190, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 190
[INFO] [stdout] [flow[run]] tick:190, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:190, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:191
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 191
[INFO] [stdout] [flow[ready]] tick:191, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:191, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 191
[INFO] [stdout] [flow[run]] tick:191, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:191, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 191
[INFO] [stdout] [leaf[run]] tick:191, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:191, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 191
[INFO] [stdout] [flow[run]] tick:191, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:191, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:191, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 191
[INFO] [stdout] [flow[ready]] tick:191, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:191, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 191
[INFO] [stdout] [flow[run]] tick:191, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:191, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:192
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 192
[INFO] [stdout] [flow[ready]] tick:192, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:192, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 192
[INFO] [stdout] [flow[run]] tick:192, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:192, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 192
[INFO] [stdout] [leaf[run]] tick:192, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:192, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 192
[INFO] [stdout] [flow[run]] tick:192, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:192, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:192, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 192
[INFO] [stdout] [flow[ready]] tick:192, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:192, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 192
[INFO] [stdout] [flow[run]] tick:192, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:192, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:193
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 193
[INFO] [stdout] [flow[ready]] tick:193, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:193, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 193
[INFO] [stdout] [flow[run]] tick:193, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:193, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 193
[INFO] [stdout] [leaf[run]] tick:193, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:193, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 193
[INFO] [stdout] [flow[run]] tick:193, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:193, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:193, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 193
[INFO] [stdout] [flow[ready]] tick:193, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:193, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 193
[INFO] [stdout] [flow[run]] tick:193, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:193, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:194
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 194
[INFO] [stdout] [flow[ready]] tick:194, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:194, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 194
[INFO] [stdout] [flow[run]] tick:194, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:194, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 194
[INFO] [stdout] [leaf[run]] tick:194, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:194, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 194
[INFO] [stdout] [flow[run]] tick:194, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:194, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:194, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 194
[INFO] [stdout] [flow[ready]] tick:194, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:194, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 194
[INFO] [stdout] [flow[run]] tick:194, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:194, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:195
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 195
[INFO] [stdout] [flow[ready]] tick:195, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:195, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 195
[INFO] [stdout] [flow[run]] tick:195, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:195, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 195
[INFO] [stdout] [leaf[run]] tick:195, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:195, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 195
[INFO] [stdout] [flow[run]] tick:195, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:195, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:195, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 195
[INFO] [stdout] [flow[ready]] tick:195, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:195, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 195
[INFO] [stdout] [flow[run]] tick:195, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:195, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:196
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 196
[INFO] [stdout] [flow[ready]] tick:196, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:196, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 196
[INFO] [stdout] [flow[run]] tick:196, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:196, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 196
[INFO] [stdout] [leaf[run]] tick:196, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:196, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 196
[INFO] [stdout] [flow[run]] tick:196, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:196, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:196, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 196
[INFO] [stdout] [flow[ready]] tick:196, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:196, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 196
[INFO] [stdout] [flow[run]] tick:196, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:196, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:197
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 197
[INFO] [stdout] [flow[ready]] tick:197, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:197, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 197
[INFO] [stdout] [flow[run]] tick:197, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:197, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 197
[INFO] [stdout] [leaf[run]] tick:197, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:197, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 197
[INFO] [stdout] [flow[run]] tick:197, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:197, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:197, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 197
[INFO] [stdout] [flow[ready]] tick:197, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:197, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 197
[INFO] [stdout] [flow[run]] tick:197, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:197, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:198
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 198
[INFO] [stdout] [flow[ready]] tick:198, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:198, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 198
[INFO] [stdout] [flow[run]] tick:198, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:198, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 198
[INFO] [stdout] [leaf[run]] tick:198, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:198, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 198
[INFO] [stdout] [flow[run]] tick:198, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:198, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:198, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 198
[INFO] [stdout] [flow[ready]] tick:198, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:198, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 198
[INFO] [stdout] [flow[run]] tick:198, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:198, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:199
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 199
[INFO] [stdout] [flow[ready]] tick:199, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:199, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 199
[INFO] [stdout] [flow[run]] tick:199, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:199, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 199
[INFO] [stdout] [leaf[run]] tick:199, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:199, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 199
[INFO] [stdout] [flow[run]] tick:199, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:199, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:199, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 199
[INFO] [stdout] [flow[ready]] tick:199, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:199, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 199
[INFO] [stdout] [flow[run]] tick:199, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:199, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:200
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 200
[INFO] [stdout] [flow[ready]] tick:200, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:200, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 200
[INFO] [stdout] [flow[run]] tick:200, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:200, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 200
[INFO] [stdout] [leaf[run]] tick:200, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:200, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 200
[INFO] [stdout] [flow[run]] tick:200, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:200, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:200, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 200
[INFO] [stdout] [flow[ready]] tick:200, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:200, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 200
[INFO] [stdout] [flow[run]] tick:200, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:200, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:201
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 201
[INFO] [stdout] [flow[ready]] tick:201, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:201, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 201
[INFO] [stdout] [flow[run]] tick:201, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:201, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 201
[INFO] [stdout] [leaf[run]] tick:201, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:201, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 201
[INFO] [stdout] [flow[run]] tick:201, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:201, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:201, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 201
[INFO] [stdout] [flow[ready]] tick:201, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:201, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 201
[INFO] [stdout] [flow[run]] tick:201, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:201, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:202
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 202
[INFO] [stdout] [flow[ready]] tick:202, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:202, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [reqwest::blocking::wait] wait at most 30s
[INFO] [stdout] [loop] node = 2, tick = 202
[INFO] [stdout] [reqwest::blocking::wait] (ThreadId(263)) park timeout 29.99999724s
[INFO] [stdout] [flow[run]] tick:202, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:202, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 202
[INFO] [stdout] [leaf[run]] tick:202, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:202, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 202
[INFO] [stdout] [flow[run]] tick:202, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:202, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:202, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 202
[INFO] [stdout] [flow[ready]] tick:202, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:202, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 202
[INFO] [stdout] [flow[run]] tick:202, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:202, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:203
[INFO] [stdout] [hyper::client::pool] checkout waiting for idle connection: ("https", google.com)
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 203
[INFO] [stdout] [flow[ready]] tick:203, sequence. Start node
[INFO] [stdout] [reqwest::connect] starting new connection: https://google.com/
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:203, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 203
[INFO] [stdout] [hyper::client::connect::http] Http::connect; scheme=Some("https"), host=Some("google.com"), port=None
[INFO] [stdout] [flow[run]] tick:203, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:203, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 203
[INFO] [stdout] [leaf[run]] tick:203, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:203, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 203
[INFO] [stdout] [flow[run]] tick:203, sequence. Running child 3, cursor:0
[INFO] [stdout] [hyper::client::connect::dns] resolving host="google.com"
[INFO] [stdout] [flow[run]] tick:203, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:203, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 203
[INFO] [stdout] [flow[ready]] tick:203, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:203, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 203
[INFO] [stdout] [flow[run]] tick:203, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:203, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:204
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 204
[INFO] [stdout] [flow[ready]] tick:204, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:204, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 204
[INFO] [stdout] [flow[run]] tick:204, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:204, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 204
[INFO] [stdout] [leaf[run]] tick:204, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:204, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 204
[INFO] [stdout] [flow[run]] tick:204, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:204, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:204, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 204
[INFO] [stdout] [flow[ready]] tick:204, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:204, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 204
[INFO] [stdout] [flow[run]] tick:204, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:204, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:205
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 205
[INFO] [stdout] [flow[ready]] tick:205, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:205, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 205
[INFO] [stdout] [flow[run]] tick:205, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:205, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 205
[INFO] [stdout] [leaf[run]] tick:205, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:205, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 205
[INFO] [stdout] [flow[run]] tick:205, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:205, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:205, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 205
[INFO] [stdout] [flow[ready]] tick:205, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:205, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 205
[INFO] [stdout] [flow[run]] tick:205, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:205, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:206
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 206
[INFO] [stdout] [flow[ready]] tick:206, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:206, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 206
[INFO] [stdout] [flow[run]] tick:206, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:206, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 206
[INFO] [stdout] [leaf[run]] tick:206, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:206, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 206
[INFO] [stdout] [hyper::client::pool] checkout dropped for ("https", google.com)
[INFO] [stdout] [flow[run]] tick:206, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:206, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:206, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 206
[INFO] [stdout] [flow[ready]] tick:206, root. Start node
[INFO] [stdout] [reqwest::blocking::client] closing runtime thread (ThreadId(271))
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:206, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [reqwest::blocking::client] signaled close for runtime thread (ThreadId(271))
[INFO] [stdout] [loop] node = 1, tick = 206
[INFO] [stdout] [reqwest::blocking::client] (ThreadId(271)) Receiver is shutdown
[INFO] [stdout] [flow[run]] tick:206, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:206, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:207
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 207
[INFO] [stdout] [flow[ready]] tick:207, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:207, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 207
[INFO] [stdout] [flow[run]] tick:207, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:207, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 207
[INFO] [stdout] [leaf[run]] tick:207, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:207, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 207
[INFO] [stdout] [flow[run]] tick:207, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:207, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:207, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 207
[INFO] [stdout] [flow[ready]] tick:207, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:207, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 207
[INFO] [stdout] [flow[run]] tick:207, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:207, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:208
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 208
[INFO] [stdout] [flow[ready]] tick:208, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:208, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [reqwest::blocking::client] (ThreadId(271)) end runtime::block_on
[INFO] [stdout] [loop] node = 2, tick = 208
[INFO] [stdout] [flow[run]] tick:208, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:208, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 208
[INFO] [stdout] [leaf[run]] tick:208, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:208, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 208
[INFO] [stdout] [flow[run]] tick:208, sequence. Running child 3, cursor:0
[INFO] [stdout] [reqwest::blocking::client] (ThreadId(271)) finished
[INFO] [stdout] [flow[run]] tick:208, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:208, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 208
[INFO] [stdout] [flow[ready]] tick:208, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:208, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 208
[INFO] [stdout] [flow[run]] tick:208, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:208, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:209
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 209
[INFO] [stdout] [flow[ready]] tick:209, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:209, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 209
[INFO] [stdout] [flow[run]] tick:209, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:209, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 209
[INFO] [stdout] [leaf[run]] tick:209, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [reqwest::blocking::client] closed runtime thread (ThreadId(271))
[INFO] [stdout] [leaf] tick:209, the new state: Running(url=https://google.com,bb_key=out1)
[INFO] [stdout] [loop] node = 2, tick = 209
[INFO] [stdout] [flow[run]] tick:209, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:209, sequence. The '3' is running, decide to go up or stay here.
[INFO] [stdout] [flow[run]] tick:209, sequence. Go up with the new state: Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 1, tick = 209
[INFO] [stdout] [flow[ready]] tick:209, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:209, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 209
[INFO] [stdout] [flow[run]] tick:209, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:209, root. The '2' is running, tick up the flow. 
[INFO] [stdout] [root] tick up the flow to:210
[INFO] [stdout] [trim] trying to trim the tree, the number of tasks in the q is 0
[INFO] [stdout] [trim] attempt to trim is  Ok(())
[INFO] [stdout] [loop] node = 2, tick = 210
[INFO] [stdout] [flow[ready]] tick:210, sequence. Start node
[INFO] [stdout] [params] cursor=0,len=2,running_child=0,prev_cursor=0, cur:0, len:2
[INFO] [stdout] [flow[ready]] tick:210, sequence. Switch to the new_state:Running(cursor=0,len=2,running_child=0,prev_cursor=0)
[INFO] [stdout] [loop] node = 2, tick = 210
[INFO] [stdout] [flow[run]] tick:210, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:210, sequence. The '3' is ready, push it on the stack
[INFO] [stdout] [loop] node = 3, tick = 210
[INFO] [stdout] [leaf[run]] tick:210, args :RtArgs([RtArgument { name: "url", value: String("https://google.com") }, RtArgument { name: "bb_key", value: String("out1") }])
[INFO] [stdout] [leaf] tick:210, the new state: Failure(url=https://google.com,bb_key=out1,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution)
[INFO] [stdout] [loop] node = 2, tick = 210
[INFO] [stdout] [flow[run]] tick:210, sequence. Running child 3, cursor:0
[INFO] [stdout] [flow[run]] tick:210, sequence. The '3' is finished, decide to go up or stay here.
[INFO] [stdout] [params] cursor=0,len=2,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution, cur:0, len:2
[INFO] [stdout] [flow[run]] tick:210, sequence. The '3' is finished as Failure(url=https://google.com,bb_key=out1,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution), the new state: Failure(cursor=0,len=2,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution). Stay at this node. 
[INFO] [stdout] [loop] node = 2, tick = 210
[INFO] [stdout] [flow[fin]] tick:210,sequence gets popped up
[INFO] [stdout] [loop] node = 1, tick = 210
[INFO] [stdout] [flow[ready]] tick:210, root. Start node
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[ready]] tick:210, root. Switch to the new_state:Running(cursor=0,len=1)
[INFO] [stdout] [loop] node = 1, tick = 210
[INFO] [stdout] [flow[run]] tick:210, root. Running child 2, cursor:0
[INFO] [stdout] [flow[run]] tick:210, root. The '2' is finished, decide to go up or stay here.
[INFO] [stdout] [params] cursor=0,len=1, cur:0, len:1
[INFO] [stdout] [flow[run]] tick:210, root. The '2' is finished as Failure(cursor=0,len=2,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution), the new state: Failure(cursor=0,len=1,reason=error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution). Stay at this node. 
[INFO] [stdout] [loop] node = 1, tick = 210
[INFO] [stdout] [flow[fin]] tick:210,root gets popped up
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::actions::builtin_http_get' (1935) panicked at src/tests/actions.rs:68:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Ok(Failure("error error sending request for url (https://google.com/): error trying to connect: dns error: failed to lookup address information: Temporary failure in name resolution"))
[INFO] [stdout]  right: Ok(Success)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f1cc70e7881 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f1cc70e7881 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f1cc70e7881 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f1cc7101a3a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f1cc7101a3a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x5f1cc70edf7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x5f1cc70edf7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x5f1cc70c2d46 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f1cc70c2d46 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f1cc70de6d9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f1cc66ca3e0 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x5f1cc66ca3e0 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5f1cc70dea02 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x5f1cc70dea02 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5f1cc70c2df2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5f1cc70ba3c9 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f1cc70c3bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5f1cc71022ec - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f1cc7102173 - core[6883ba1bc0fe4ed1]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5f1cc652c167 - core[6883ba1bc0fe4ed1]::panicking::assert_failed::<core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::runtime::TickResult, forester_rs[4283f2768e022e77]::runtime::RuntimeError>, core[6883ba1bc0fe4ed1]::result::Result<forester_rs[4283f2768e022e77]::runtime::TickResult, forester_rs[4283f2768e022e77]::runtime::RuntimeError>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5f1cc64453ba - forester_rs[4283f2768e022e77]::tests::actions::builtin_http_get
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/actions.rs:68:5
[INFO] [stdout]   22:     0x5f1cc6414957 - forester_rs[4283f2768e022e77]::tests::actions::builtin_http_get::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/actions.rs:65:22
[INFO] [stdout]   23:     0x5f1cc6226c06 - <forester_rs[4283f2768e022e77]::tests::actions::builtin_http_get::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f1cc66bd71b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f1cc66bd71b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   26:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   27:     0x5f1cc66cad65 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5f1cc66cad65 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f1cc66cad65 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   32:     0x5f1cc66cad65 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   33:     0x5f1cc66c5814 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   34:     0x5f1cc66c5814 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5f1cc66cdeb2 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f1cc66cdeb2 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5f1cc66cdeb2 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f1cc70e63ef - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   43:     0x5f1cc70e63ef - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x797f812bcaa4 - <unknown>
[INFO] [stdout]   45:     0x797f81349a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::actions::builtin_http_get
[INFO] [stdout]     tests::nav::export_smoke
[INFO] [stdout]     tests::simulator::smoke
[INFO] [stdout]     tests::simulator::text
[INFO] [stdout]     tests::tracer::file
[INFO] [stdout]     tests::trimmer::naive
[INFO] [stdout]     tests::trimmer::smoke
[INFO] [stdout]     visualizer::tests::smoke
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 93 passed; 8 failed; 5 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494", kill_on_drop: false }`
[INFO] [stdout] 7139f3f2c6213186e2c5eb75d370bd8642b0e11e8188cf5454ed1dbe22a35494
