[INFO] fetching crate streaming-platform 0.1.0...
[INFO] checking streaming-platform-0.1.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate streaming-platform 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate streaming-platform 0.1.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streaming-platform 0.1.0
[INFO] finished tweaking crates.io crate streaming-platform 0.1.0
[INFO] tweaked toml for crates.io crate streaming-platform 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate streaming-platform 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d8129a9544e19ce7110c705fd0443492902ef63b99be0ac5e92f19d1a3289d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d8129a9544e19ce7110c705fd0443492902ef63b99be0ac5e92f19d1a3289d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d8129a9544e19ce7110c705fd0443492902ef63b99be0ac5e92f19d1a3289d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8129a9544e19ce7110c705fd0443492902ef63b99be0ac5e92f19d1a3289d9", kill_on_drop: false }`
[INFO] [stdout] 0d8129a9544e19ce7110c705fd0443492902ef63b99be0ac5e92f19d1a3289d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a9cd9fd04715da70e985e30af7a5071c362620cd5622069c4f92aa54b2f282
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "46a9cd9fd04715da70e985e30af7a5071c362620cd5622069c4f92aa54b2f282", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking sp-dto v0.1.0
[INFO] [stderr]     Checking streaming-platform v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `from_value`
[INFO] [stdout]  --> examples/client.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::{json, Value, from_value};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MsgMeta`
[INFO] [stdout]  --> examples/client.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | use streaming_platform::{client, MagicBall, sp_dto::{MsgMeta, Message, Response, resp}};
[INFO] [stdout]   |                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `from_value`
[INFO] [stdout]  --> examples/client2.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::{json, Value, from_value};
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MsgMeta`
[INFO] [stdout]  --> examples/client2.rs:3:54
[INFO] [stdout]   |
[INFO] [stdout] 3 | use streaming_platform::{client, MagicBall, sp_dto::{MsgMeta, Message, Response, resp}};
[INFO] [stdout]   |                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap`, `fmt::Debug`
[INFO] [stdout]  --> examples/server.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/client.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                                                             ----^^
[INFO] [stdout]   |                                                             |
[INFO] [stdout]   |                                                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/client.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                                                           ----^^
[INFO] [stdout]   |                                                           |
[INFO] [stdout]   |                                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/client.rs:17:55
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub async fn startup(config: HashMap<String, String>, mut mb: MagicBall) {
[INFO] [stdout]    |                                                       ----^^
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/client2.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                                                             ----^^
[INFO] [stdout]   |                                                             |
[INFO] [stdout]   |                                                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/client2.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                                                           ----^^
[INFO] [stdout]   |                                                           |
[INFO] [stdout]   |                                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> examples/client.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mb`
[INFO] [stdout]  --> examples/client.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> examples/client.rs:5:80
[INFO] [stdout]   |
[INFO] [stdout] 5 | ...ng, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Error>>  {
[INFO] [stdout]   |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> examples/client.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mb`
[INFO] [stdout]  --> examples/client.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> examples/client.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub async fn startup(config: HashMap<String, String>, mut mb: MagicBall) {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mb`
[INFO] [stdout]   --> examples/client.rs:17:55
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub async fn startup(config: HashMap<String, String>, mut mb: MagicBall) {
[INFO] [stdout]    |                                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> examples/client2.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mb`
[INFO] [stdout]  --> examples/client2.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn process_event(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Err...
[INFO] [stdout]   |                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> examples/client2.rs:5:80
[INFO] [stdout]   |
[INFO] [stdout] 5 | ...ng, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<(), Box<dyn std::error::Error>>  {
[INFO] [stdout]   |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]  --> examples/client2.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mb`
[INFO] [stdout]  --> examples/client2.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn process_rpc(config: HashMap<String, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std:...
[INFO] [stdout]   |                                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> examples/client2.rs:9:78
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...ng, String>, mut mb: MagicBall, msg: Message<Value>) -> Result<Response<Value>, Box<dyn std::error::Error>> {    
[INFO] [stdout]   |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> examples/client2.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub async fn startup(config: HashMap<String, String>, mut mb: MagicBall) {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "46a9cd9fd04715da70e985e30af7a5071c362620cd5622069c4f92aa54b2f282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a9cd9fd04715da70e985e30af7a5071c362620cd5622069c4f92aa54b2f282", kill_on_drop: false }`
[INFO] [stdout] 46a9cd9fd04715da70e985e30af7a5071c362620cd5622069c4f92aa54b2f282
