[INFO] cloning repository https://github.com/coreyja/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreyja/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1658a353fa49caf2eff3589be1131f80c29e8479 [INFO] checking coreyja/advent-of-code-2020 against master#30840c53f414b753cb08f14620906572f88dda4b for pr-123531 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Fadvent-of-code-2020" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coreyja/advent-of-code-2020 on toolchain 30840c53f414b753cb08f14620906572f88dda4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30840c53f414b753cb08f14620906572f88dda4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/coreyja/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/coreyja/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/coreyja/advent-of-code-2020 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/coreyja/advent-of-code-2020 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" "+30840c53f414b753cb08f14620906572f88dda4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking coreyja/advent-of-code-2020 against try#18fb860b8a8e7ca508746882328061d0fe352543 for pr-123531 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Fadvent-of-code-2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coreyja/advent-of-code-2020 on toolchain 18fb860b8a8e7ca508746882328061d0fe352543 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18fb860b8a8e7ca508746882328061d0fe352543" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/coreyja/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/coreyja/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/coreyja/advent-of-code-2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/coreyja/advent-of-code-2020 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" "+18fb860b8a8e7ca508746882328061d0fe352543" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded eyre v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+18fb860b8a8e7ca508746882328061d0fe352543" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b6d1f1fbf4e8323ae9efca408dc18d501a6bb26d5112ff54b26b1c530bd4f78 [INFO] running `Command { std: "docker" "start" "-a" "2b6d1f1fbf4e8323ae9efca408dc18d501a6bb26d5112ff54b26b1c530bd4f78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b6d1f1fbf4e8323ae9efca408dc18d501a6bb26d5112ff54b26b1c530bd4f78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b6d1f1fbf4e8323ae9efca408dc18d501a6bb26d5112ff54b26b1c530bd4f78", kill_on_drop: false }` [INFO] [stdout] 2b6d1f1fbf4e8323ae9efca408dc18d501a6bb26d5112ff54b26b1c530bd4f78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+18fb860b8a8e7ca508746882328061d0fe352543" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 525ae5892a0f150092cb7438756794471b57b3c7e3fdda44c562846ce31cf98c [INFO] running `Command { std: "docker" "start" "-a" "525ae5892a0f150092cb7438756794471b57b3c7e3fdda44c562846ce31cf98c", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling eyre v0.6.3 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking indenter v0.3.0 [INFO] [stderr] Checking custom-customs v0.1.0 (/opt/rustwide/workdir/6-custom-customs) [INFO] [stderr] Checking handheld-halting v0.1.0 (/opt/rustwide/workdir/8-handheld-halting) [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking binary-boarding v0.1.0 (/opt/rustwide/workdir/5-binary-boarding) [INFO] [stderr] Checking toboggan-trajectory v0.1.0 (/opt/rustwide/workdir/3-toboggan-trajectory) [INFO] [stderr] Checking report-repair v0.1.0 (/opt/rustwide/workdir/1-report-repair) [INFO] [stderr] Checking password-philosophy v0.1.0 (/opt/rustwide/workdir/2-password-philosophy) [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking handy-haversacks v0.1.0 (/opt/rustwide/workdir/7-handy-haversacks) [INFO] [stderr] Checking passport-processing v0.1.0 (/opt/rustwide/workdir/4-passport-processing) [INFO] [stdout] warning: field `cid` is never read [INFO] [stdout] --> 4-passport-processing/src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Passport { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | cid: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cid` is never read [INFO] [stdout] --> 4-passport-processing/src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Passport { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | cid: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s [INFO] running `Command { std: "docker" "inspect" "525ae5892a0f150092cb7438756794471b57b3c7e3fdda44c562846ce31cf98c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "525ae5892a0f150092cb7438756794471b57b3c7e3fdda44c562846ce31cf98c", kill_on_drop: false }` [INFO] [stdout] 525ae5892a0f150092cb7438756794471b57b3c7e3fdda44c562846ce31cf98c