[INFO] cloning repository https://github.com/SteffenSunde/aoc_2018_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SteffenSunde/aoc_2018_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSteffenSunde%2Faoc_2018_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSteffenSunde%2Faoc_2018_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e63cbdb6473c1bc47a600459fab74d510f8a9ebe
[INFO] testing SteffenSunde/aoc_2018_rs against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSteffenSunde%2Faoc_2018_rs" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SteffenSunde/aoc_2018_rs on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SteffenSunde/aoc_2018_rs
[INFO] finished tweaking git repo https://github.com/SteffenSunde/aoc_2018_rs
[INFO] tweaked toml for git repo https://github.com/SteffenSunde/aoc_2018_rs written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/SteffenSunde/aoc_2018_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e37f0616138790e53454e2e7d22bd01ba90db9308656606733e7bd752aa78c35
[INFO] running `Command { std: "docker" "start" "-a" "e37f0616138790e53454e2e7d22bd01ba90db9308656606733e7bd752aa78c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e37f0616138790e53454e2e7d22bd01ba90db9308656606733e7bd752aa78c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37f0616138790e53454e2e7d22bd01ba90db9308656606733e7bd752aa78c35", kill_on_drop: false }`
[INFO] [stdout] e37f0616138790e53454e2e7d22bd01ba90db9308656606733e7bd752aa78c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95f1ca3f7061929d6d24079ad501febce9fdf024eca13edc3801cca365820a24
[INFO] running `Command { std: "docker" "start" "-a" "95f1ca3f7061929d6d24079ad501febce9fdf024eca13edc3801cca365820a24", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc_2018_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day02.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut df2 = BufReader::new(&df2);
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "95f1ca3f7061929d6d24079ad501febce9fdf024eca13edc3801cca365820a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f1ca3f7061929d6d24079ad501febce9fdf024eca13edc3801cca365820a24", kill_on_drop: false }`
[INFO] [stdout] 95f1ca3f7061929d6d24079ad501febce9fdf024eca13edc3801cca365820a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a887ec8185db0d993fdb78ad3fda14445d197f3126d7f49ef5b5b37fa4983bf3
[INFO] running `Command { std: "docker" "start" "-a" "a887ec8185db0d993fdb78ad3fda14445d197f3126d7f49ef5b5b37fa4983bf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc_2018_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day02.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut df2 = BufReader::new(&df2);
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a887ec8185db0d993fdb78ad3fda14445d197f3126d7f49ef5b5b37fa4983bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a887ec8185db0d993fdb78ad3fda14445d197f3126d7f49ef5b5b37fa4983bf3", kill_on_drop: false }`
[INFO] [stdout] a887ec8185db0d993fdb78ad3fda14445d197f3126d7f49ef5b5b37fa4983bf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6a25eb645916299b0ce0c3d8baa5ce44fc3eced3718786afbeb77c8d0dffb72
[INFO] running `Command { std: "docker" "start" "-a" "b6a25eb645916299b0ce0c3d8baa5ce44fc3eced3718786afbeb77c8d0dffb72", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 4 tests
[INFO] [stderr]   --> src/day02.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut df2 = BufReader::new(&df2);
[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] warning: `aoc_2018_rs` (bin "aoc_2018_rs" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc_2018_rs-c25512f78d729b7c)
[INFO] [stdout] test day01::tests::test_part1 ... ok
[INFO] [stdout] test day02::tests::test_part1 ... ok
[INFO] [stdout] test day02::tests::test_part2 ... ok
[INFO] [stdout] test day01::tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6a25eb645916299b0ce0c3d8baa5ce44fc3eced3718786afbeb77c8d0dffb72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a25eb645916299b0ce0c3d8baa5ce44fc3eced3718786afbeb77c8d0dffb72", kill_on_drop: false }`
[INFO] [stdout] b6a25eb645916299b0ce0c3d8baa5ce44fc3eced3718786afbeb77c8d0dffb72