[INFO] cloning repository https://github.com/deinok/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deinok/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 69490256cc37b4dc582ac011d2ced7cc4fe198d9 [INFO] testing deinok/advent-of-code-2020 against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020" "/workspace/builds/worker-108/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/deinok/advent-of-code-2020 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/deinok/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/deinok/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/deinok/advent-of-code-2020 written to /workspace/builds/worker-108/source/Cargo.toml [INFO] crate git repo https://github.com/deinok/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a14895ed0b718220b6bc11ca8ec10ea9c97a4a909d06311e10e6406e48249cb [INFO] running `Command { std: "docker" "start" "-a" "2a14895ed0b718220b6bc11ca8ec10ea9c97a4a909d06311e10e6406e48249cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a14895ed0b718220b6bc11ca8ec10ea9c97a4a909d06311e10e6406e48249cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a14895ed0b718220b6bc11ca8ec10ea9c97a4a909d06311e10e6406e48249cb", kill_on_drop: false }` [INFO] [stdout] 2a14895ed0b718220b6bc11ca8ec10ea9c97a4a909d06311e10e6406e48249cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 675d76eccca1f358aa3f86f403cf644aa5c32b0bf52e7563eea719dabc12e294 [INFO] running `Command { std: "docker" "start" "-a" "675d76eccca1f358aa3f86f403cf644aa5c32b0bf52e7563eea719dabc12e294", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling day-2 v0.1.0 (/opt/rustwide/workdir/day-2) [INFO] [stderr] Compiling day-1 v0.1.0 (/opt/rustwide/workdir/day-1) [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> day-2/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let lines = buf_reader.lines(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "675d76eccca1f358aa3f86f403cf644aa5c32b0bf52e7563eea719dabc12e294", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "675d76eccca1f358aa3f86f403cf644aa5c32b0bf52e7563eea719dabc12e294", kill_on_drop: false }` [INFO] [stdout] 675d76eccca1f358aa3f86f403cf644aa5c32b0bf52e7563eea719dabc12e294 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dee8fa3fcba15fb782bb706644d1818907045252af0df8d6b8ca5b6f6614054 [INFO] running `Command { std: "docker" "start" "-a" "7dee8fa3fcba15fb782bb706644d1818907045252af0df8d6b8ca5b6f6614054", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling day-2 v0.1.0 (/opt/rustwide/workdir/day-2) [INFO] [stderr] Compiling day-1 v0.1.0 (/opt/rustwide/workdir/day-1) [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> day-2/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let lines = buf_reader.lines(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "7dee8fa3fcba15fb782bb706644d1818907045252af0df8d6b8ca5b6f6614054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dee8fa3fcba15fb782bb706644d1818907045252af0df8d6b8ca5b6f6614054", kill_on_drop: false }` [INFO] [stdout] 7dee8fa3fcba15fb782bb706644d1818907045252af0df8d6b8ca5b6f6614054 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 379f4466d7fa28ce00d972721f4d2c3b7ffd802d8b63bc51a81165ba16eeb46c [INFO] running `Command { std: "docker" "start" "-a" "379f4466d7fa28ce00d972721f4d2c3b7ffd802d8b63bc51a81165ba16eeb46c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stdout] running 0 tests [INFO] [stderr] --> day-2/src/main.rs:10:9 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 10 | let lines = buf_reader.lines(); [INFO] [stdout] [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] warning: `day-2` (bin "day-2" test) generated 1 warning [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_1-4c700b7bf8ba650e) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day_2-db082d21bd4375ed) [INFO] running `Command { std: "docker" "inspect" "379f4466d7fa28ce00d972721f4d2c3b7ffd802d8b63bc51a81165ba16eeb46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "379f4466d7fa28ce00d972721f4d2c3b7ffd802d8b63bc51a81165ba16eeb46c", kill_on_drop: false }` [INFO] [stdout] 379f4466d7fa28ce00d972721f4d2c3b7ffd802d8b63bc51a81165ba16eeb46c