[INFO] cloning repository https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kobayashi-takumi/dancing-gopher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0de0f8340b06526585ba847e036baba150d8e86c
[INFO] checking Kobayashi-takumi/dancing-gopher against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobayashi-takumi%2Fdancing-gopher" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] finished tweaking git repo https://github.com/Kobayashi-takumi/dancing-gopher
[INFO] tweaked toml for git repo https://github.com/Kobayashi-takumi/dancing-gopher written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kobayashi-takumi/dancing-gopher on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kobayashi-takumi/dancing-gopher 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "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 ratatui v0.21.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62ff888c24bbb02cfdffee6f766aba978e4827fd6cb6bde3de00d49695bddde
[INFO] running `Command { std: "docker" "start" "-a" "e62ff888c24bbb02cfdffee6f766aba978e4827fd6cb6bde3de00d49695bddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62ff888c24bbb02cfdffee6f766aba978e4827fd6cb6bde3de00d49695bddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62ff888c24bbb02cfdffee6f766aba978e4827fd6cb6bde3de00d49695bddde", kill_on_drop: false }`
[INFO] [stdout] e62ff888c24bbb02cfdffee6f766aba978e4827fd6cb6bde3de00d49695bddde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67c549f80abc9ab241f0e63dc58f830c60a7b93a10ddee9b603be3cee598c436
[INFO] running `Command { std: "docker" "start" "-a" "67c549f80abc9ab241f0e63dc58f830c60a7b93a10ddee9b603be3cee598c436", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking time v0.3.21
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking ratatui v0.21.0
[INFO] [stderr]     Checking dg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "67c549f80abc9ab241f0e63dc58f830c60a7b93a10ddee9b603be3cee598c436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c549f80abc9ab241f0e63dc58f830c60a7b93a10ddee9b603be3cee598c436", kill_on_drop: false }`
[INFO] [stdout] 67c549f80abc9ab241f0e63dc58f830c60a7b93a10ddee9b603be3cee598c436