[INFO] cloning repository https://github.com/ppppqp/wasm-rustime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ppppqp/wasm-rustime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppppqp%2Fwasm-rustime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppppqp%2Fwasm-rustime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fec35c4bc4e32f8733544924260c7368f894ed30
[INFO] checking ppppqp/wasm-rustime against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppppqp%2Fwasm-rustime" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ppppqp/wasm-rustime
[INFO] finished tweaking git repo https://github.com/ppppqp/wasm-rustime
[INFO] tweaked toml for git repo https://github.com/ppppqp/wasm-rustime written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ppppqp/wasm-rustime on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ppppqp/wasm-rustime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking ppppqp/wasm-rustime against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppppqp%2Fwasm-rustime" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ppppqp/wasm-rustime
[INFO] finished tweaking git repo https://github.com/ppppqp/wasm-rustime
[INFO] tweaked toml for git repo https://github.com/ppppqp/wasm-rustime written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ppppqp/wasm-rustime on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ppppqp/wasm-rustime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d92597c2588b997d3effd69593c56a84a58287ce150043a7ecf440b4271f6c34
[INFO] running `Command { std: "docker" "start" "-a" "d92597c2588b997d3effd69593c56a84a58287ce150043a7ecf440b4271f6c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d92597c2588b997d3effd69593c56a84a58287ce150043a7ecf440b4271f6c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92597c2588b997d3effd69593c56a84a58287ce150043a7ecf440b4271f6c34", kill_on_drop: false }`
[INFO] [stdout] d92597c2588b997d3effd69593c56a84a58287ce150043a7ecf440b4271f6c34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a4079cb1791fda252d9b0273b8f11782ae66962671e8ba958c3c22f49eab8a8
[INFO] running `Command { std: "docker" "start" "-a" "2a4079cb1791fda252d9b0273b8f11782ae66962671e8ba958c3c22f49eab8a8", kill_on_drop: false }`
[INFO] [stderr]     Checking wasm-rustime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `instruction`
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod instruction;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `instruction`, create file "src/instruction.rs" or "src/instruction/mod.rs"
[INFO] [stdout]   = note: if there is a `mod instruction` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `instruction`
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod instruction;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `instruction`, create file "src/instruction.rs" or "src/instruction/mod.rs"
[INFO] [stdout]   = note: if there is a `mod instruction` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/Loader/consts.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |       match(value){
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -       match(value){
[INFO] [stdout] 21 +       match value{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/Module/module.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/Loader/consts.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |       match(value){
[INFO] [stdout]    |            ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -       match(value){
[INFO] [stdout] 21 +       match value{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/Module/module.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/Module/module.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[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: `std::fmt::Display`
[INFO] [stdout]  --> src/Module/module.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_type_size`
[INFO] [stdout]  --> src/Executor/executor.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::utils::{get_type_size, LEB_to_native};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_type_size`
[INFO] [stdout]  --> src/Executor/executor.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::utils::{get_type_size, LEB_to_native};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `walk_str`, `walk_with_delimiter`, `walk_with_size`, and `walk`
[INFO] [stdout]  --> src/Executor/executor.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     walk, walk_str, walk_with_delimiter, walk_with_size, Segable, Walkable,
[INFO] [stdout]   |     ^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]   --> src/Executor/executor.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::Module::module::{Code, Function, Module};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `walk_str`, `walk_with_delimiter`, `walk_with_size`, and `walk`
[INFO] [stdout]  --> src/Executor/executor.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     walk, walk_str, walk_with_delimiter, walk_with_size, Segable, Walkable,
[INFO] [stdout]   |     ^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]   --> src/Executor/executor.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{convert::TryFrom, io::BufReader, io::Read};
[INFO] [stdout]    |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]   --> src/Executor/executor.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::Module::module::{Code, Function, Module};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_type_size` and `read_one`
[INFO] [stdout]  --> src/Executor/stack.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::utils::{get_type_size, read_one};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Read`
[INFO] [stdout]   --> src/Executor/executor.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{convert::TryFrom, io::BufReader, io::Read};
[INFO] [stdout]    |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueType`
[INFO] [stdout]  --> src/Executor/stack.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::value::{I32, ValueType};
[INFO] [stdout]   |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_type_size` and `read_one`
[INFO] [stdout]  --> src/Executor/stack.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::utils::{get_type_size, read_one};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Segable`
[INFO] [stdout]  --> src/Executor/utils.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Loader::walker::{Segable, Walkable};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueType`
[INFO] [stdout]  --> src/Executor/stack.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::value::{I32, ValueType};
[INFO] [stdout]   |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/Executor/utils.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufReader, Read};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ActivationFrame`
[INFO] [stdout]  --> src/Executor/value.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Executor::stack::{ActivationFrame, Label};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Segable`
[INFO] [stdout]  --> src/Executor/utils.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::Loader::walker::{Segable, Walkable};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/Executor/utils.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufReader, Read};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ActivationFrame`
[INFO] [stdout]  --> src/Executor/value.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::Executor::stack::{ActivationFrame, Label};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/Executor/executor.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => panic!("type converstion error"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/Executor/executor.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             Param::I32(v) => StackElement::I32(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 103 |             Param::I64(v) => StackElement::I64(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 104 |             Param::F32(v) => StackElement::F32(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 105 |             Param::F64(v) => StackElement::F64(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 106 |             Param::V128(v) => StackElement::V128(Box::new(v)),
[INFO] [stdout] 107 |             _ => panic!("type converstion error"),
[INFO] [stdout]     |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]    --> src/Executor/executor.rs:291:42
[INFO] [stdout]     |
[INFO] [stdout] 291 |     pub fn parse_instructions(&mut self, module: &'a Module) {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/Executor/executor.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => panic!("type converstion error"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/Executor/executor.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             Param::I32(v) => StackElement::I32(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 103 |             Param::I64(v) => StackElement::I64(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 104 |             Param::F32(v) => StackElement::F32(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 105 |             Param::F64(v) => StackElement::F64(Box::new(v)),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 106 |             Param::V128(v) => StackElement::V128(Box::new(v)),
[INFO] [stdout] 107 |             _ => panic!("type converstion error"),
[INFO] [stdout]     |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]    --> src/Executor/executor.rs:291:42
[INFO] [stdout]     |
[INFO] [stdout] 291 |     pub fn parse_instructions(&mut self, module: &'a Module) {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/Executor/utils.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 |       let mut result = i32::walk(&mut buf_reader);
[INFO] [stdout]    |           ----^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/Executor/utils.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 |   let ret: Vec<u8>;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/Executor/utils.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 |       let mut result = i32::walk(&mut buf_reader);
[INFO] [stdout]    |           ----^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/Executor/utils.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 |   let ret: Vec<u8>;
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-rustime` (bin "wasm-rustime") due to 1 previous error; 16 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `wasm-rustime` (bin "wasm-rustime" test) due to 1 previous error; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2a4079cb1791fda252d9b0273b8f11782ae66962671e8ba958c3c22f49eab8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a4079cb1791fda252d9b0273b8f11782ae66962671e8ba958c3c22f49eab8a8", kill_on_drop: false }`
[INFO] [stdout] 2a4079cb1791fda252d9b0273b8f11782ae66962671e8ba958c3c22f49eab8a8
