[INFO] cloning repository https://github.com/Vlamonster/pattern-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vlamonster/pattern-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlamonster%2Fpattern-optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlamonster%2Fpattern-optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ccbb832ecbb15b48775f8bdcd8ff70e00a624c0
[INFO] checking Vlamonster/pattern-optimizer against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVlamonster%2Fpattern-optimizer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vlamonster/pattern-optimizer
[INFO] finished tweaking git repo https://github.com/Vlamonster/pattern-optimizer
[INFO] tweaked toml for git repo https://github.com/Vlamonster/pattern-optimizer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vlamonster/pattern-optimizer on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Vlamonster/pattern-optimizer 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "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] 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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e57b4455b1c87b91e6278c1ad7ab4aafb2b90bf7297d36fc95298ffc5bebed14
[INFO] running `Command { std: "docker" "start" "-a" "e57b4455b1c87b91e6278c1ad7ab4aafb2b90bf7297d36fc95298ffc5bebed14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e57b4455b1c87b91e6278c1ad7ab4aafb2b90bf7297d36fc95298ffc5bebed14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57b4455b1c87b91e6278c1ad7ab4aafb2b90bf7297d36fc95298ffc5bebed14", kill_on_drop: false }`
[INFO] [stdout] e57b4455b1c87b91e6278c1ad7ab4aafb2b90bf7297d36fc95298ffc5bebed14
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9046c8f60c3850ee22d10c4bee00c1ec33b75cce422714c513d8bf6f5c3d39fc
[INFO] running `Command { std: "docker" "start" "-a" "9046c8f60c3850ee22d10c4bee00c1ec33b75cce422714c513d8bf6f5c3d39fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking serde v1.0.217
[INFO] [stderr]     Checking recipe-optimizer v2.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "9046c8f60c3850ee22d10c4bee00c1ec33b75cce422714c513d8bf6f5c3d39fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9046c8f60c3850ee22d10c4bee00c1ec33b75cce422714c513d8bf6f5c3d39fc", kill_on_drop: false }`
[INFO] [stdout] 9046c8f60c3850ee22d10c4bee00c1ec33b75cce422714c513d8bf6f5c3d39fc