[INFO] updating cached repository https://github.com/ramn/advent-of-code-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c725e79652cf1346c107378a586032a0427de7d
[INFO] testing ramn/advent-of-code-rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fadvent-of-code-rs" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ramn/advent-of-code-rs on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] finished tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] tweaked toml for git repo https://github.com/ramn/advent-of-code-rs written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ramn/advent-of-code-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 80ca645ed730ba4bb643653c1e1d5b5d03a5f174c45373532115ca0c21301943
[INFO] running `"docker" "start" "-a" "80ca645ed730ba4bb643653c1e1d5b5d03a5f174c45373532115ca0c21301943"`
[INFO] [stderr]    Compiling md5 v0.2.1
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `"docker" "inspect" "80ca645ed730ba4bb643653c1e1d5b5d03a5f174c45373532115ca0c21301943"`
[INFO] running `"docker" "rm" "-f" "80ca645ed730ba4bb643653c1e1d5b5d03a5f174c45373532115ca0c21301943"`
[INFO] [stdout] 80ca645ed730ba4bb643653c1e1d5b5d03a5f174c45373532115ca0c21301943
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4d8805b01fab297588a292a3feb12295d5b7618abb0421324653e517396a0074
[INFO] running `"docker" "start" "-a" "4d8805b01fab297588a292a3feb12295d5b7618abb0421324653e517396a0074"`
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `"docker" "inspect" "4d8805b01fab297588a292a3feb12295d5b7618abb0421324653e517396a0074"`
[INFO] running `"docker" "rm" "-f" "4d8805b01fab297588a292a3feb12295d5b7618abb0421324653e517396a0074"`
[INFO] [stdout] 4d8805b01fab297588a292a3feb12295d5b7618abb0421324653e517396a0074
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 6ace3c5fd1d1944c4a2b020ca5ad79d79c29fa5c0008963be23e3ea7ff6f04c5
[INFO] running `"docker" "start" "-a" "6ace3c5fd1d1944c4a2b020ca5ad79d79c29fa5c0008963be23e3ea7ff6f04c5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-c9d094fae9d23986
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test day_01::tests::tes_day_1_problem_1 ... ok
[INFO] [stdout] test day_05::tests::test_hex ... ok
[INFO] [stdout] test day_02::tests::test_problem_2 ... ok
[INFO] [stdout] test day_02::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_splitting_with_slice_pattern ... ok
[INFO] [stdout] test day_09::tests::test_problem_2 ... ok
[INFO] [stdout] test day_01::tests::tes_day_1_problem_2 ... ok
[INFO] [stdout] test day_08::tests::test_problem_1 ... ok
[INFO] [stdout] test day_08::tests::test_problem_2 ... ok
[INFO] [stdout] test day_06::tests::test_problem_2 ... ok
[INFO] [stdout] test day_06::tests::test_problem_1 ... ok
[INFO] [stdout] test day_03::tests::test_problem_2 ... ok
[INFO] [stdout] test day_03::tests::test_problem_1 ... ok
[INFO] [stdout] test day_09::tests::test_problem_1 ... ok
[INFO] [stdout] test day_12::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_2 ... ok
[INFO] [stdout] test day_07::tests::test_problem_2 ... ok
[INFO] [stdout] test day_12::tests::test_problem_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-44394bdcacafaea0
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests advent-of-code-rs
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6ace3c5fd1d1944c4a2b020ca5ad79d79c29fa5c0008963be23e3ea7ff6f04c5"`
[INFO] running `"docker" "rm" "-f" "6ace3c5fd1d1944c4a2b020ca5ad79d79c29fa5c0008963be23e3ea7ff6f04c5"`
[INFO] [stdout] 6ace3c5fd1d1944c4a2b020ca5ad79d79c29fa5c0008963be23e3ea7ff6f04c5