[INFO] cloning repository https://github.com/huwwynnjones/dining_philosophers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huwwynnjones/dining_philosophers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwwynnjones%2Fdining_philosophers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwwynnjones%2Fdining_philosophers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be1c986cf1086d32092d098d4514e143a51ae1b0
[INFO] testing huwwynnjones/dining_philosophers against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwwynnjones%2Fdining_philosophers" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huwwynnjones/dining_philosophers on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huwwynnjones/dining_philosophers
[INFO] finished tweaking git repo https://github.com/huwwynnjones/dining_philosophers
[INFO] tweaked toml for git repo https://github.com/huwwynnjones/dining_philosophers written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/huwwynnjones/dining_philosophers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36245441f8534d6d09801b58cd2da69ebb8819e7cb9b204a79d71bd467b4eb06
[INFO] running `Command { std: "docker" "start" "-a" "36245441f8534d6d09801b58cd2da69ebb8819e7cb9b204a79d71bd467b4eb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36245441f8534d6d09801b58cd2da69ebb8819e7cb9b204a79d71bd467b4eb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36245441f8534d6d09801b58cd2da69ebb8819e7cb9b204a79d71bd467b4eb06", kill_on_drop: false }`
[INFO] [stdout] 36245441f8534d6d09801b58cd2da69ebb8819e7cb9b204a79d71bd467b4eb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297a2d2f1759100f5fd54c5f48c9dbbffdc5ac55a913e4cd1d6cfd03175ad1fc
[INFO] running `Command { std: "docker" "start" "-a" "297a2d2f1759100f5fd54c5f48c9dbbffdc5ac55a913e4cd1d6cfd03175ad1fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling dining_philosophers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Fork {};
[INFO] [stdout]    |                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "297a2d2f1759100f5fd54c5f48c9dbbffdc5ac55a913e4cd1d6cfd03175ad1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297a2d2f1759100f5fd54c5f48c9dbbffdc5ac55a913e4cd1d6cfd03175ad1fc", kill_on_drop: false }`
[INFO] [stdout] 297a2d2f1759100f5fd54c5f48c9dbbffdc5ac55a913e4cd1d6cfd03175ad1fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58e72a67096a254fa41507732f8fdb0ffc93b9fcf3969f55b5f546817c7f66d
[INFO] running `Command { std: "docker" "start" "-a" "a58e72a67096a254fa41507732f8fdb0ffc93b9fcf3969f55b5f546817c7f66d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dining_philosophers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     struct Fork {};
[INFO] [stdout]    |                   ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/dining_philosophers-195c6cd2188247df)
[INFO] running `Command { std: "docker" "inspect" "a58e72a67096a254fa41507732f8fdb0ffc93b9fcf3969f55b5f546817c7f66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58e72a67096a254fa41507732f8fdb0ffc93b9fcf3969f55b5f546817c7f66d", kill_on_drop: false }`
[INFO] [stdout] a58e72a67096a254fa41507732f8fdb0ffc93b9fcf3969f55b5f546817c7f66d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bf4dbb1c6a5f92f31472cffb34230aa96870c670981266878ca323733b70433
[INFO] running `Command { std: "docker" "start" "-a" "4bf4dbb1c6a5f92f31472cffb34230aa96870c670981266878ca323733b70433", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     struct Fork {};
[INFO] [stderr]    |                   ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:17:6
[INFO] [stderr]    |
[INFO] [stderr] 17 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `dining_philosophers` (bin "dining_philosophers" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dining_philosophers-195c6cd2188247df)
[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" "4bf4dbb1c6a5f92f31472cffb34230aa96870c670981266878ca323733b70433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf4dbb1c6a5f92f31472cffb34230aa96870c670981266878ca323733b70433", kill_on_drop: false }`
[INFO] [stdout] 4bf4dbb1c6a5f92f31472cffb34230aa96870c670981266878ca323733b70433