[INFO] cloning repository https://github.com/mdaley/timer_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdaley/timer_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdaley%2Ftimer_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdaley%2Ftimer_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd024fec36164b9ef23f160931b8c7f7739c7524
[INFO] testing mdaley/timer_rust against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdaley%2Ftimer_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mdaley/timer_rust
[INFO] finished tweaking git repo https://github.com/mdaley/timer_rust
[INFO] tweaked toml for git repo https://github.com/mdaley/timer_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mdaley/timer_rust on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mdaley/timer_rust 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded custom_error v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c5e50eafd73736d931afb478d2dfac9944ef79623d0cdd882cf003329b910f9
[INFO] running `Command { std: "docker" "start" "-a" "7c5e50eafd73736d931afb478d2dfac9944ef79623d0cdd882cf003329b910f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c5e50eafd73736d931afb478d2dfac9944ef79623d0cdd882cf003329b910f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5e50eafd73736d931afb478d2dfac9944ef79623d0cdd882cf003329b910f9", kill_on_drop: false }`
[INFO] [stdout] 7c5e50eafd73736d931afb478d2dfac9944ef79623d0cdd882cf003329b910f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95f237f9f87be9884c3340284ce5ed529a3822def0488974a78943b4ffbd42b6
[INFO] running `Command { std: "docker" "start" "-a" "95f237f9f87be9884c3340284ce5ed529a3822def0488974a78943b4ffbd42b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom_error v1.8.0
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "95f237f9f87be9884c3340284ce5ed529a3822def0488974a78943b4ffbd42b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f237f9f87be9884c3340284ce5ed529a3822def0488974a78943b4ffbd42b6", kill_on_drop: false }`
[INFO] [stdout] 95f237f9f87be9884c3340284ce5ed529a3822def0488974a78943b4ffbd42b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72ec5c6c2807c618c72c37ca18e92ba853ef1e8a42e13c2078218308efc7a6b4
[INFO] running `Command { std: "docker" "start" "-a" "72ec5c6c2807c618c72c37ca18e92ba853ef1e8a42e13c2078218308efc7a6b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling timer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `panic`
[INFO] [stdout]    --> src/timer.rs:106:23
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use std::{thread, panic};
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "72ec5c6c2807c618c72c37ca18e92ba853ef1e8a42e13c2078218308efc7a6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ec5c6c2807c618c72c37ca18e92ba853ef1e8a42e13c2078218308efc7a6b4", kill_on_drop: false }`
[INFO] [stdout] 72ec5c6c2807c618c72c37ca18e92ba853ef1e8a42e13c2078218308efc7a6b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1aa9da89a023c7045eb30c2d8502419edc3d7f302cd9eb25ce5197ff8aad79c3
[INFO] running `Command { std: "docker" "start" "-a" "1aa9da89a023c7045eb30c2d8502419edc3d7f302cd9eb25ce5197ff8aad79c3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `panic`
[INFO] [stderr]    --> src/timer.rs:106:23
[INFO] [stderr]     |
[INFO] [stderr] 106 |     use std::{thread, panic};
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `timer` (bin "timer" test) generated 1 warning (run `cargo fix --bin "timer" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/timer-06547f7afbd6147a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test timer::tests::can_not_trigger_on_a_worker_that_is_not_running ... ok
[INFO] [stdout] test timer::tests::work_can_only_be_started_once ... ok
[INFO] [stdout] test timer::tests::trigger_fails_if_channel_has_broken ... ok
[INFO] [stdout] test timer::tests::work_can_only_be_stopped_once ... ok
[INFO] [stdout] test timer::tests::can_start_stop_and_then_start_worker ... ok
[INFO] [stdout] test timer::tests::nothing_happens_if_work_is_not_triggered ... ok
[INFO] [stdout] test timer::tests::do_lots_of_work ... ok
[INFO] [stdout] test timer::tests::one_piece_of_work_can_be_triggered ... ok
[INFO] [stdout] test timer::tests::stopping_when_channel_already_stopped_results_in_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1aa9da89a023c7045eb30c2d8502419edc3d7f302cd9eb25ce5197ff8aad79c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa9da89a023c7045eb30c2d8502419edc3d7f302cd9eb25ce5197ff8aad79c3", kill_on_drop: false }`
[INFO] [stdout] 1aa9da89a023c7045eb30c2d8502419edc3d7f302cd9eb25ce5197ff8aad79c3