[INFO] cloning repository https://github.com/arionkrause/advent-of-code-2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arionkrause/advent-of-code-2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farionkrause%2Fadvent-of-code-2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farionkrause%2Fadvent-of-code-2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7e333b74cfde7d42c33cef7b5791a82e37fb45a
[INFO] testing arionkrause/advent-of-code-2015 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farionkrause%2Fadvent-of-code-2015" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arionkrause/advent-of-code-2015 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/arionkrause/advent-of-code-2015
[INFO] finished tweaking git repo https://github.com/arionkrause/advent-of-code-2015
[INFO] tweaked toml for git repo https://github.com/arionkrause/advent-of-code-2015 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/arionkrause/advent-of-code-2015 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] a23c21717f85e6088e4da2303ab8d68bfd202a39048822cca0ae898ae5a3aa13
[INFO] running `Command { std: "docker" "start" "-a" "a23c21717f85e6088e4da2303ab8d68bfd202a39048822cca0ae898ae5a3aa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a23c21717f85e6088e4da2303ab8d68bfd202a39048822cca0ae898ae5a3aa13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23c21717f85e6088e4da2303ab8d68bfd202a39048822cca0ae898ae5a3aa13", kill_on_drop: false }`
[INFO] [stdout] a23c21717f85e6088e4da2303ab8d68bfd202a39048822cca0ae898ae5a3aa13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 2cf6153b8037337890c8645f14117ae39d0e747a15d212de6ff31fb1f2f262bb
[INFO] running `Command { std: "docker" "start" "-a" "2cf6153b8037337890c8645f14117ae39d0e747a15d212de6ff31fb1f2f262bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling advent-of-code-2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/day_1.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | /         (input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stdout] 11 | |                 - input.chars().filter(|&c| c == ')').count() as isize)
[INFO] [stdout]    | |_______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 |         input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stdout] 11 |                 - input.chars().filter(|&c| c == ')').count() as isize
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:167:39
[INFO] [stdout]     |
[INFO] [stdout] 167 |     buffer = buffer.replace('\r', "").trim_right().to_owned();
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "2cf6153b8037337890c8645f14117ae39d0e747a15d212de6ff31fb1f2f262bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf6153b8037337890c8645f14117ae39d0e747a15d212de6ff31fb1f2f262bb", kill_on_drop: false }`
[INFO] [stdout] 2cf6153b8037337890c8645f14117ae39d0e747a15d212de6ff31fb1f2f262bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] 6f9e47381a91cf72b931e67dd3048bdc8841e2f9b2788a84c34027fe05edaccd
[INFO] running `Command { std: "docker" "start" "-a" "6f9e47381a91cf72b931e67dd3048bdc8841e2f9b2788a84c34027fe05edaccd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent-of-code-2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/day_1.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | /         (input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stdout] 11 | |                 - input.chars().filter(|&c| c == ')').count() as isize)
[INFO] [stdout]    | |_______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 |         input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stdout] 11 |                 - input.chars().filter(|&c| c == ')').count() as isize
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:167:39
[INFO] [stdout]     |
[INFO] [stdout] 167 |     buffer = buffer.replace('\r', "").trim_right().to_owned();
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "6f9e47381a91cf72b931e67dd3048bdc8841e2f9b2788a84c34027fe05edaccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9e47381a91cf72b931e67dd3048bdc8841e2f9b2788a84c34027fe05edaccd", kill_on_drop: false }`
[INFO] [stdout] 6f9e47381a91cf72b931e67dd3048bdc8841e2f9b2788a84c34027fe05edaccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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] f114c02b2deeab14ba41af74f7425f4e659416b3cfa16fa820836ec4e40953f8
[INFO] running `Command { std: "docker" "start" "-a" "f114c02b2deeab14ba41af74f7425f4e659416b3cfa16fa820836ec4e40953f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/day_1.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | /         (input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stderr] 11 | |                 - input.chars().filter(|&c| c == ')').count() as isize)
[INFO] [stderr]    | |_______________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 10 |         input.chars().filter(|&c| c == '(').count() as isize
[INFO] [stderr] 11 |                 - input.chars().filter(|&c| c == ')').count() as isize
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:167:39
[INFO] [stderr]     |
[INFO] [stderr] 167 |     buffer = buffer.replace('\r', "").trim_right().to_owned();
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `advent-of-code-2015` (bin "advent-of-code-2015" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_2015-c70fb6649f7b1add)
[INFO] [stdout] 
[INFO] [stdout] running 93 tests
[INFO] [stdout] test day_12::part_1::test_8 ... ok
[INFO] [stdout] test day_12::part_2::test_1 ... ok
[INFO] [stdout] test day_12::part_2::test_4 ... ok
[INFO] [stdout] test day_12::part_1::test_7 ... ok
[INFO] [stdout] test day_12::part_1::test_6 ... ok
[INFO] [stdout] test day_12::part_1::test_4 ... ok
[INFO] [stdout] test day_1::part_1::test_1 ... ok
[INFO] [stdout] test day_1::part_1::test_3 ... ok
[INFO] [stdout] test day_1::part_1::test_2 ... ok
[INFO] [stdout] test day_1::part_1::test_4 ... ok
[INFO] [stdout] test day_12::part_2::test_3 ... ok
[INFO] [stdout] test day_10::part_1::test_5 ... ok
[INFO] [stdout] test day_10::part_1::test_2 ... ok
[INFO] [stdout] test day_17::part_1::test_1 ... ok
[INFO] [stdout] test day_12::part_2::test_2 ... ok
[INFO] [stdout] test day_10::part_1::test_1 ... ok
[INFO] [stdout] test day_10::part_1::test_4 ... ok
[INFO] [stdout] test day_17::part_2::test_1 ... ok
[INFO] [stdout] test day_18::part_1::test_1 ... ok
[INFO] [stdout] test day_12::part_1::test_1 ... ok
[INFO] [stdout] test day_12::part_1::test_3 ... ok
[INFO] [stdout] test day_12::part_1::test_2 ... ok
[INFO] [stdout] test day_12::part_1::test_5 ... ok
[INFO] [stdout] test day_1::part_1::test_5 ... ok
[INFO] [stdout] test day_10::part_1::test_3 ... ok
[INFO] [stdout] test day_1::part_1::test_7 ... ok
[INFO] [stdout] test day_1::part_1::test_8 ... ok
[INFO] [stdout] test day_1::part_1::test_9 ... ok
[INFO] [stdout] test day_20::part_1::test_1 ... ok
[INFO] [stdout] test day_1::part_1::test_6 ... ok
[INFO] [stdout] test day_20::part_1::test_8 ... ok
[INFO] [stdout] test day_1::part_2::test_1 ... ok
[INFO] [stdout] test day_1::part_2::test_2 ... ok
[INFO] [stdout] test day_20::part_1::test_9 ... ok
[INFO] [stdout] test day_20::part_1::test_7 ... ok
[INFO] [stdout] test day_20::part_1::test_2 ... ok
[INFO] [stdout] test day_20::part_1::test_5 ... ok
[INFO] [stdout] test day_20::part_1::test_6 ... ok
[INFO] [stdout] test day_20::part_1::test_4 ... ok
[INFO] [stdout] test day_20::part_1::test_3 ... ok
[INFO] [stdout] test day_11::part_1::test_1 ... ok
[INFO] [stdout] test day_22::part_1::test_1 ... ok
[INFO] [stdout] test day_24::part_1::test_1 ... ok
[INFO] [stdout] test day_2::part_1::test_1 ... ok
[INFO] [stdout] test day_22::part_1::test_2 ... ok
[INFO] [stdout] test day_3::part_1::test_1 ... ok
[INFO] [stdout] test day_24::part_2::test_1 ... ok
[INFO] [stdout] test day_2::part_2::test_1 ... ok
[INFO] [stdout] test day_2::part_2::test_2 ... ok
[INFO] [stdout] test day_3::part_2::part_2_test_1 ... ok
[INFO] [stdout] test day_5::part_1::test_1 ... ok
[INFO] [stdout] test day_3::part_1::test_3 ... ok
[INFO] [stdout] test day_3::part_1::test_2 ... ok
[INFO] [stdout] test day_3::part_2::part_2_test_2 ... ok
[INFO] [stdout] test day_3::part_2::part_2_test_3 ... ok
[INFO] [stdout] test day_5::part_1::test_3 ... ok
[INFO] [stdout] test day_14::part_2::test_1 ... ok
[INFO] [stdout] test day_5::part_2::test_2 ... ok
[INFO] [stdout] test day_5::part_2::test_6 ... ok
[INFO] [stdout] test day_5::part_2::test_4 ... ok
[INFO] [stdout] test day_5::part_2::test_7 ... ok
[INFO] [stdout] test day_5::part_2::test_8 ... ok
[INFO] [stdout] test day_5::part_2::test_9 ... ok
[INFO] [stdout] test day_8::part_1::test_1 ... ok
[INFO] [stdout] test day_5::part_2::test_5 ... ok
[INFO] [stdout] test day_2::part_1::test_2 ... ok
[INFO] [stdout] test day_5::part_2::test_10 ... ok
[INFO] [stdout] test day_5::part_2::test_1 ... ok
[INFO] [stdout] test day_5::part_1::test_5 ... ok
[INFO] [stdout] test day_5::part_1::test_4 ... ok
[INFO] [stdout] test day_5::part_1::test_2 ... ok
[INFO] [stdout] test day_5::part_2::test_11 ... ok
[INFO] [stdout] test day_5::part_2::test_3 ... ok
[INFO] [stdout] test day_8::part_2::test_1 ... ok
[INFO] [stdout] test day_19::part_2::test_2 ... ok
[INFO] [stdout] test day_14::part_1::test_1 ... ok
[INFO] [stdout] test day_13::part_1::test_1 ... ok
[INFO] [stdout] test day_19::part_2::test_1 ... ok
[INFO] [stdout] test day_15::part_2::test_1 ... ok
[INFO] [stdout] test day_19::part_1::test_2 ... ok
[INFO] [stdout] test day_15::part_1::test_1 ... ok
[INFO] [stdout] test day_9::part_1::test_1 ... ok
[INFO] [stdout] test day_9::part_2::test_1 ... ok
[INFO] [stdout] test day_7::part_1::test_1 ... ok
[INFO] [stdout] test day_19::part_1::test_1 ... ok
[INFO] [stdout] test day_6::part_2::test_1 ... ok
[INFO] [stdout] test day_6::part_2::test_2 ... ok
[INFO] [stdout] test day_6::part_1::test_3 ... ok
[INFO] [stdout] test day_6::part_1::test_2 ... ok
[INFO] [stdout] test day_6::part_1::test_1 ... ok
[INFO] [stdout] test day_4::part_1::test_1 ... ok
[INFO] [stdout] test day_11::part_1::test_2 ... ok
[INFO] [stdout] test day_4::part_1::test_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 93 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f114c02b2deeab14ba41af74f7425f4e659416b3cfa16fa820836ec4e40953f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f114c02b2deeab14ba41af74f7425f4e659416b3cfa16fa820836ec4e40953f8", kill_on_drop: false }`
[INFO] [stdout] f114c02b2deeab14ba41af74f7425f4e659416b3cfa16fa820836ec4e40953f8