[INFO] cloning repository https://github.com/RobJenks/compiler-impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobJenks/compiler-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e235e32a0a719f4762676a803b4cfdb314d1bb1f
[INFO] checking RobJenks/compiler-impl/e235e32a0a719f4762676a803b4cfdb314d1bb1f against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RobJenks/compiler-impl on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RobJenks/compiler-impl
[INFO] finished tweaking git repo https://github.com/RobJenks/compiler-impl
[INFO] tweaked toml for git repo https://github.com/RobJenks/compiler-impl written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RobJenks/compiler-impl 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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v1.0.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e073dd4b930ca4ac8a6fe3210fef7fce3f4e8b41a8e0b56a9a1d7e88b0b7ddc
[INFO] running `Command { std: "docker" "start" "-a" "2e073dd4b930ca4ac8a6fe3210fef7fce3f4e8b41a8e0b56a9a1d7e88b0b7ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e073dd4b930ca4ac8a6fe3210fef7fce3f4e8b41a8e0b56a9a1d7e88b0b7ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e073dd4b930ca4ac8a6fe3210fef7fce3f4e8b41a8e0b56a9a1d7e88b0b7ddc", kill_on_drop: false }`
[INFO] [stdout] 2e073dd4b930ca4ac8a6fe3210fef7fce3f4e8b41a8e0b56a9a1d7e88b0b7ddc
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a8b9ee5bc877f1dd321f4ad3c8714fa7cd8b5c82077ff87359bede77abd9c51
[INFO] running `Command { std: "docker" "start" "-a" "1a8b9ee5bc877f1dd321f4ad3c8714fa7cd8b5c82077ff87359bede77abd9c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking thread_local v1.0.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/src/common)
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/src/parser)
[INFO] [stderr]     Checking lexer v0.1.0 (/opt/rustwide/workdir/src/lexer)
[INFO] [stdout] warning: trait `LexerRule` is never used
[INFO] [stdout]   --> src/lexer/src/rules/mod.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait LexerRule {
[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]     Checking compiler-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "1a8b9ee5bc877f1dd321f4ad3c8714fa7cd8b5c82077ff87359bede77abd9c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8b9ee5bc877f1dd321f4ad3c8714fa7cd8b5c82077ff87359bede77abd9c51", kill_on_drop: false }`
[INFO] [stdout] 1a8b9ee5bc877f1dd321f4ad3c8714fa7cd8b5c82077ff87359bede77abd9c51