[INFO] cloning repository https://github.com/SR-Sujon/process_monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SR-Sujon/process_monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSR-Sujon%2Fprocess_monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSR-Sujon%2Fprocess_monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91d5b8dbc6f63b7611f5fa5bd8f4ad306214c674
[INFO] testing SR-Sujon/process_monitor against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSR-Sujon%2Fprocess_monitor" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SR-Sujon/process_monitor
[INFO] finished tweaking git repo https://github.com/SR-Sujon/process_monitor
[INFO] tweaked toml for git repo https://github.com/SR-Sujon/process_monitor written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SR-Sujon/process_monitor on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SR-Sujon/process_monitor 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb8cbec5a04d3dbe8f06eebcbadcb69275db501020394628a84fd797351f538
[INFO] running `Command { std: "docker" "start" "-a" "2cb8cbec5a04d3dbe8f06eebcbadcb69275db501020394628a84fd797351f538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb8cbec5a04d3dbe8f06eebcbadcb69275db501020394628a84fd797351f538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb8cbec5a04d3dbe8f06eebcbadcb69275db501020394628a84fd797351f538", kill_on_drop: false }`
[INFO] [stdout] 2cb8cbec5a04d3dbe8f06eebcbadcb69275db501020394628a84fd797351f538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 401fc80e57ee03e652dea88d42a9fc694cc8895e49b27d2f565167cfca29902e
[INFO] running `Command { std: "docker" "start" "-a" "401fc80e57ee03e652dea88d42a9fc694cc8895e49b27d2f565167cfca29902e", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling async-task v4.7.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling waker-fn v1.1.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling event-listener v5.2.0
[INFO] [stderr]    Compiling futures-lite v2.2.0
[INFO] [stderr]    Compiling piper v0.2.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling async-lock v3.3.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling event-listener-strategy v0.5.0
[INFO] [stderr]    Compiling async-channel v2.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling async-executor v1.8.0
[INFO] [stderr]    Compiling blocking v1.5.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chrono v0.4.35
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling polling v3.5.0
[INFO] [stderr]    Compiling async-io v2.3.2
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling process_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let mut monitors = monitors.lock().unwrap();
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.65s
[INFO] running `Command { std: "docker" "inspect" "401fc80e57ee03e652dea88d42a9fc694cc8895e49b27d2f565167cfca29902e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401fc80e57ee03e652dea88d42a9fc694cc8895e49b27d2f565167cfca29902e", kill_on_drop: false }`
[INFO] [stdout] 401fc80e57ee03e652dea88d42a9fc694cc8895e49b27d2f565167cfca29902e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600e89a435cfacf32bb7e3f3ce18a2577d2549fdf7db738dac89830eec155201
[INFO] running `Command { std: "docker" "start" "-a" "600e89a435cfacf32bb7e3f3ce18a2577d2549fdf7db738dac89830eec155201", kill_on_drop: false }`
[INFO] [stderr]    Compiling process_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let mut monitors = monitors.lock().unwrap();
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "600e89a435cfacf32bb7e3f3ce18a2577d2549fdf7db738dac89830eec155201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600e89a435cfacf32bb7e3f3ce18a2577d2549fdf7db738dac89830eec155201", kill_on_drop: false }`
[INFO] [stdout] 600e89a435cfacf32bb7e3f3ce18a2577d2549fdf7db738dac89830eec155201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 336dd42381cbdb903472c3e42d743c5c7450d53bdb69baf1dd832edcf5a4c30c
[INFO] running `Command { std: "docker" "start" "-a" "336dd42381cbdb903472c3e42d743c5c7450d53bdb69baf1dd832edcf5a4c30c", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let mut monitors = monitors.lock().unwrap();
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `process_monitor` (bin "process_monitor" test) generated 1 warning (run `cargo fix --bin "process_monitor" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/process_monitor-0e4aba304e0a5dd8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "336dd42381cbdb903472c3e42d743c5c7450d53bdb69baf1dd832edcf5a4c30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336dd42381cbdb903472c3e42d743c5c7450d53bdb69baf1dd832edcf5a4c30c", kill_on_drop: false }`
[INFO] [stdout] 336dd42381cbdb903472c3e42d743c5c7450d53bdb69baf1dd832edcf5a4c30c