[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 try#de39175d9e0f63ff8967b81f9639ba28d11ae6ef for pr-135331 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebenkogan%2FAdvent-Of-Code-2017" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thebenkogan/Advent-Of-Code-2017 on toolchain de39175d9e0f63ff8967b81f9639ba28d11ae6ef [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-tc2/source/Cargo.toml [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" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1f4d79d82e541338e91b4773ad3fce63b3f3d8dd12ea67001689d39e9f9db8a [INFO] running `Command { std: "docker" "start" "-a" "e1f4d79d82e541338e91b4773ad3fce63b3f3d8dd12ea67001689d39e9f9db8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1f4d79d82e541338e91b4773ad3fce63b3f3d8dd12ea67001689d39e9f9db8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1f4d79d82e541338e91b4773ad3fce63b3f3d8dd12ea67001689d39e9f9db8a", kill_on_drop: false }` [INFO] [stdout] e1f4d79d82e541338e91b4773ad3fce63b3f3d8dd12ea67001689d39e9f9db8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5c72447270adf98d2505c375e83677fec5d86e64ac12c159ad560ab96db6975 [INFO] running `Command { std: "docker" "start" "-a" "e5c72447270adf98d2505c375e83677fec5d86e64ac12c159ad560ab96db6975", 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 is discouraged [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 is discouraged [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 5.17s [INFO] running `Command { std: "docker" "inspect" "e5c72447270adf98d2505c375e83677fec5d86e64ac12c159ad560ab96db6975", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5c72447270adf98d2505c375e83677fec5d86e64ac12c159ad560ab96db6975", kill_on_drop: false }` [INFO] [stdout] e5c72447270adf98d2505c375e83677fec5d86e64ac12c159ad560ab96db6975