[INFO] cloning repository https://github.com/karifrederiksen/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/karifrederiksen/advent_of_code_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarifrederiksen%2Fadvent_of_code_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarifrederiksen%2Fadvent_of_code_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee50b942b4d469dc15b4aa4fff10eb16b12a5290
[INFO] testing karifrederiksen/advent_of_code_2020 against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarifrederiksen%2Fadvent_of_code_2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/karifrederiksen/advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/karifrederiksen/advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/karifrederiksen/advent_of_code_2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karifrederiksen/advent_of_code_2020 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/karifrederiksen/advent_of_code_2020 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" "+beta-2026-04-21" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 919e975fe2a1fffe8c0f1087005ab7d6f63aac933753fa04466198e4145d7916
[INFO] running `Command { std: "docker" "start" "-a" "919e975fe2a1fffe8c0f1087005ab7d6f63aac933753fa04466198e4145d7916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "919e975fe2a1fffe8c0f1087005ab7d6f63aac933753fa04466198e4145d7916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919e975fe2a1fffe8c0f1087005ab7d6f63aac933753fa04466198e4145d7916", kill_on_drop: false }`
[INFO] [stdout] 919e975fe2a1fffe8c0f1087005ab7d6f63aac933753fa04466198e4145d7916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 434c6b195864b60b966d9e1200a53309b8c16e5b53528c24c638b80c35bd4d06
[INFO] running `Command { std: "docker" "start" "-a" "434c6b195864b60b966d9e1200a53309b8c16e5b53528c24c638b80c35bd4d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling prelude v0.1.0 (/opt/rustwide/workdir/prelude)
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling minimal-lexical v0.1.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]    Compiling day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]    Compiling day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]    Compiling day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `Command { std: "docker" "inspect" "434c6b195864b60b966d9e1200a53309b8c16e5b53528c24c638b80c35bd4d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "434c6b195864b60b966d9e1200a53309b8c16e5b53528c24c638b80c35bd4d06", kill_on_drop: false }`
[INFO] [stdout] 434c6b195864b60b966d9e1200a53309b8c16e5b53528c24c638b80c35bd4d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53fb7b403e7433b2af6c2a8cc5b974f6b3bd3653adf2da15822d6cabdfa6133a
[INFO] running `Command { std: "docker" "start" "-a" "53fb7b403e7433b2af6c2a8cc5b974f6b3bd3653adf2da15822d6cabdfa6133a", kill_on_drop: false }`
[INFO] [stderr]    Compiling day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]    Compiling day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]    Compiling day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]    Compiling prelude v0.1.0 (/opt/rustwide/workdir/prelude)
[INFO] [stderr]    Compiling day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]    Compiling day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "53fb7b403e7433b2af6c2a8cc5b974f6b3bd3653adf2da15822d6cabdfa6133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fb7b403e7433b2af6c2a8cc5b974f6b3bd3653adf2da15822d6cabdfa6133a", kill_on_drop: false }`
[INFO] [stdout] 53fb7b403e7433b2af6c2a8cc5b974f6b3bd3653adf2da15822d6cabdfa6133a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6f145c4eddac17c80b0da97ffb3a10677bd7052afb23d4245649f2183cffb76
[INFO] running `Command { std: "docker" "start" "-a" "f6f145c4eddac17c80b0da97ffb3a10677bd7052afb23d4245649f2183cffb76", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day1-9bc779d27574dc73)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day10-cf452ddfa865ca79)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::part1_test ... ok
[INFO] [stdout] test tests::part2_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day11-809ef9d6458853e5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::part1_test ... ok
[INFO] [stdout] test tests::part2_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day12-f877a803d90a5878)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day2-bfe3104ffd221e67)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day3-922ab4c9f96952c6)
[INFO] [stdout] test tests::part1 ... ok
[INFO] [stdout] test tests::part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day4-e49248cf4b0e6155)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::part1 ... ok
[INFO] [stdout] test tests::part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day5-cbe55bf981ba7ab6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day6-ab56408063678533)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day7-21ae4ccc83d885d9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::part2_test ... ok
[INFO] [stdout] test tests::part1_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day8-f811c8ea779f2355)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day9-4d96e789e7df3ddc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prelude-acc71873828b45ac)
[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] [stderr]    Doc-tests prelude
[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" "f6f145c4eddac17c80b0da97ffb3a10677bd7052afb23d4245649f2183cffb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f145c4eddac17c80b0da97ffb3a10677bd7052afb23d4245649f2183cffb76", kill_on_drop: false }`
[INFO] [stdout] f6f145c4eddac17c80b0da97ffb3a10677bd7052afb23d4245649f2183cffb76
