[INFO] cloning repository https://github.com/das3in/rust-pomodoro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/das3in/rust-pomodoro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas3in%2Frust-pomodoro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas3in%2Frust-pomodoro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c01e7e24c80acf45ea7d99eec5fef9f1dfa7d12
[INFO] testing das3in/rust-pomodoro against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas3in%2Frust-pomodoro" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/das3in/rust-pomodoro on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/das3in/rust-pomodoro
[INFO] finished tweaking git repo https://github.com/das3in/rust-pomodoro
[INFO] tweaked toml for git repo https://github.com/das3in/rust-pomodoro written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/das3in/rust-pomodoro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.3.1
[INFO] [stderr]   Downloaded chan v0.1.19
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee5841d7ee626390a2bbea69dd0eaf509f421e2ccf47a5c15b57800820ee8a61
[INFO] running `Command { std: "docker" "start" "-a" "ee5841d7ee626390a2bbea69dd0eaf509f421e2ccf47a5c15b57800820ee8a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee5841d7ee626390a2bbea69dd0eaf509f421e2ccf47a5c15b57800820ee8a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5841d7ee626390a2bbea69dd0eaf509f421e2ccf47a5c15b57800820ee8a61", kill_on_drop: false }`
[INFO] [stdout] ee5841d7ee626390a2bbea69dd0eaf509f421e2ccf47a5c15b57800820ee8a61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03172f0e1a6bb9ef8ecba3d0ac79fca60591105df3d8fb4dfd67c636a172fd3b
[INFO] running `Command { std: "docker" "start" "-a" "03172f0e1a6bb9ef8ecba3d0ac79fca60591105df3d8fb4dfd67c636a172fd3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling chan v0.1.19
[INFO] [stderr]    Compiling tester v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `short_break`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let short_break = chan::tick_ms(break_param / 3);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_short_break`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_minutes_remaining`
[INFO] [stdout]   --> src/main.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut break_minutes_remaining = 3;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_minutes_remaining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut break_minutes_remaining = 3;
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.71s
[INFO] running `Command { std: "docker" "inspect" "03172f0e1a6bb9ef8ecba3d0ac79fca60591105df3d8fb4dfd67c636a172fd3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03172f0e1a6bb9ef8ecba3d0ac79fca60591105df3d8fb4dfd67c636a172fd3b", kill_on_drop: false }`
[INFO] [stdout] 03172f0e1a6bb9ef8ecba3d0ac79fca60591105df3d8fb4dfd67c636a172fd3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7c69cde46b09fce673ec1ce6fb2bab77df56eb4b387cf255188fbc21f30fcc0
[INFO] running `Command { std: "docker" "start" "-a" "b7c69cde46b09fce673ec1ce6fb2bab77df56eb4b387cf255188fbc21f30fcc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tester v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `short_break`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let short_break = chan::tick_ms(break_param / 3);
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_short_break`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_minutes_remaining`
[INFO] [stdout]   --> src/main.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut break_minutes_remaining = 3;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_minutes_remaining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut break_minutes_remaining = 3;
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "b7c69cde46b09fce673ec1ce6fb2bab77df56eb4b387cf255188fbc21f30fcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c69cde46b09fce673ec1ce6fb2bab77df56eb4b387cf255188fbc21f30fcc0", kill_on_drop: false }`
[INFO] [stdout] b7c69cde46b09fce673ec1ce6fb2bab77df56eb4b387cf255188fbc21f30fcc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cfdcc54d4b187fef764ff5c278e7bd14a24fd9deefddb79483a9d84bcf5578a
[INFO] running `Command { std: "docker" "start" "-a" "6cfdcc54d4b187fef764ff5c278e7bd14a24fd9deefddb79483a9d84bcf5578a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `short_break`
[INFO] [stderr]   --> src/main.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let short_break = chan::tick_ms(break_param / 3);
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_short_break`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `break_minutes_remaining`
[INFO] [stderr]   --> src/main.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let mut break_minutes_remaining = 3;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_minutes_remaining`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let mut break_minutes_remaining = 3;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tester-d7abe681470717cd)
[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" "6cfdcc54d4b187fef764ff5c278e7bd14a24fd9deefddb79483a9d84bcf5578a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfdcc54d4b187fef764ff5c278e7bd14a24fd9deefddb79483a9d84bcf5578a", kill_on_drop: false }`
[INFO] [stdout] 6cfdcc54d4b187fef764ff5c278e7bd14a24fd9deefddb79483a9d84bcf5578a