[INFO] cloning repository https://github.com/anapaulagomes/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anapaulagomes/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanapaulagomes%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanapaulagomes%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32b4ee21ea95b8b30b5a5e925e9af0525c371cd1
[INFO] testing anapaulagomes/advent-of-code against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanapaulagomes%2Fadvent-of-code" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anapaulagomes/advent-of-code on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anapaulagomes/advent-of-code
[INFO] finished tweaking git repo https://github.com/anapaulagomes/advent-of-code
[INFO] tweaked toml for git repo https://github.com/anapaulagomes/advent-of-code written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/anapaulagomes/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fa511deb91188d65b2cc028337606734f542f211b5e453c25a7db833bbf0d87
[INFO] running `Command { std: "docker" "start" "-a" "7fa511deb91188d65b2cc028337606734f542f211b5e453c25a7db833bbf0d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa511deb91188d65b2cc028337606734f542f211b5e453c25a7db833bbf0d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa511deb91188d65b2cc028337606734f542f211b5e453c25a7db833bbf0d87", kill_on_drop: false }`
[INFO] [stdout] 7fa511deb91188d65b2cc028337606734f542f211b5e453c25a7db833bbf0d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74af768a566d4f9d67d7eb5f92fd52fbd677891349825ad85f57112ebd360e29
[INFO] running `Command { std: "docker" "start" "-a" "74af768a566d4f9d67d7eb5f92fd52fbd677891349825ad85f57112ebd360e29", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `day1::first_frequency`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use day1::first_frequency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first_frequency`
[INFO] [stdout]   --> src/day1.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn first_frequency(numbers: Vec<&str>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74af768a566d4f9d67d7eb5f92fd52fbd677891349825ad85f57112ebd360e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74af768a566d4f9d67d7eb5f92fd52fbd677891349825ad85f57112ebd360e29", kill_on_drop: false }`
[INFO] [stdout] 74af768a566d4f9d67d7eb5f92fd52fbd677891349825ad85f57112ebd360e29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac469454e83289c4df01f5423fdd606095d1b3be1daaa80bd52adecfc077bd6
[INFO] running `Command { std: "docker" "start" "-a" "5ac469454e83289c4df01f5423fdd606095d1b3be1daaa80bd52adecfc077bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `day1::first_frequency`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use day1::first_frequency;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.94s
[INFO] running `Command { std: "docker" "inspect" "5ac469454e83289c4df01f5423fdd606095d1b3be1daaa80bd52adecfc077bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac469454e83289c4df01f5423fdd606095d1b3be1daaa80bd52adecfc077bd6", kill_on_drop: false }`
[INFO] [stdout] 5ac469454e83289c4df01f5423fdd606095d1b3be1daaa80bd52adecfc077bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6e66f63f4055c73f9a171e5c5fe268415feb44890e1117bc61b3ac05c5afad0
[INFO] running `Command { std: "docker" "start" "-a" "d6e66f63f4055c73f9a171e5c5fe268415feb44890e1117bc61b3ac05c5afad0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `day1::first_frequency`
[INFO] [stdout] running 9 tests
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use day1::first_frequency;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `advent-of-code` (bin "advent-of-code" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code-1b9adffb242ae257)
[INFO] [stdout] test day1::tests_resulting_frequency::test_positive_numbers_only ... ok
[INFO] [stdout] test day1::tests_first_frequency::test_reaches_five ... ok
[INFO] [stdout] test day1::tests_first_frequency::test_main_example ... ok
[INFO] [stdout] test day1::tests_first_frequency::test_reaches_ten ... ok
[INFO] [stdout] test day1::tests_resulting_frequency::test_main_example ... ok
[INFO] [stdout] test day1::tests_first_frequency::test_reaches_fourteen ... ok
[INFO] [stdout] test day1::tests_resulting_frequency::test_random_example ... ok
[INFO] [stdout] test day1::tests_resulting_frequency::test_negative_numbers_only ... ok
[INFO] [stdout] test day1::tests_first_frequency::test_check_two_numbers ... 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" "d6e66f63f4055c73f9a171e5c5fe268415feb44890e1117bc61b3ac05c5afad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e66f63f4055c73f9a171e5c5fe268415feb44890e1117bc61b3ac05c5afad0", kill_on_drop: false }`
[INFO] [stdout] d6e66f63f4055c73f9a171e5c5fe268415feb44890e1117bc61b3ac05c5afad0