[INFO] cloning repository https://github.com/thebenkogan/Advent-Of-Code-2017 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thebenkogan/Advent-Of-Code-2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebenkogan%2FAdvent-Of-Code-2017", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebenkogan%2FAdvent-Of-Code-2017'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce0a6ada9f0f6803898ad91fc9b3c5bb3505ec64 [INFO] checking thebenkogan/Advent-Of-Code-2017 against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebenkogan%2FAdvent-Of-Code-2017" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/thebenkogan/Advent-Of-Code-2017 [INFO] finished tweaking git repo https://github.com/thebenkogan/Advent-Of-Code-2017 [INFO] tweaked toml for git repo https://github.com/thebenkogan/Advent-Of-Code-2017 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/thebenkogan/Advent-Of-Code-2017 on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/thebenkogan/Advent-Of-Code-2017 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" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55c9c9177bb28709d5f18193a8ba15d21a68ad0b8404e2a15cfca79a7e9acf78 [INFO] running `Command { std: "docker" "start" "-a" "55c9c9177bb28709d5f18193a8ba15d21a68ad0b8404e2a15cfca79a7e9acf78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55c9c9177bb28709d5f18193a8ba15d21a68ad0b8404e2a15cfca79a7e9acf78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55c9c9177bb28709d5f18193a8ba15d21a68ad0b8404e2a15cfca79a7e9acf78", kill_on_drop: false }` [INFO] [stdout] 55c9c9177bb28709d5f18193a8ba15d21a68ad0b8404e2a15cfca79a7e9acf78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0de95377d10f11bd16bd784c333f1c6d185cde75900d804b30abf5686cb94385 [INFO] running `Command { std: "docker" "start" "-a" "0de95377d10f11bd16bd784c333f1c6d185cde75900d804b30abf5686cb94385", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking aoc2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/bin/7/main.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | unsafe { FIXED_WEIGHT.to_string() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/bin/7/main.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | unsafe { FIXED_WEIGHT.to_string() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.64s [INFO] running `Command { std: "docker" "inspect" "0de95377d10f11bd16bd784c333f1c6d185cde75900d804b30abf5686cb94385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0de95377d10f11bd16bd784c333f1c6d185cde75900d804b30abf5686cb94385", kill_on_drop: false }` [INFO] [stdout] 0de95377d10f11bd16bd784c333f1c6d185cde75900d804b30abf5686cb94385