[INFO] fetching crate ansi_escapers 0.2.0...
[INFO] checking ansi_escapers-0.2.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate ansi_escapers 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ansi_escapers 0.2.0
[INFO] finished tweaking crates.io crate ansi_escapers 0.2.0
[INFO] tweaked toml for crates.io crate ansi_escapers 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ansi_escapers 0.2.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ansi_escapers 0.2.0 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v1.11.2
[INFO] [stderr]   Downloaded regex-syntax v0.8.6
[INFO] [stderr]   Downloaded regex-automata v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe386f855289d2aed035651f604023e5c16afae18f26c027b4e247bc6838aff7
[INFO] running `Command { std: "docker" "start" "-a" "fe386f855289d2aed035651f604023e5c16afae18f26c027b4e247bc6838aff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe386f855289d2aed035651f604023e5c16afae18f26c027b4e247bc6838aff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe386f855289d2aed035651f604023e5c16afae18f26c027b4e247bc6838aff7", kill_on_drop: false }`
[INFO] [stdout] fe386f855289d2aed035651f604023e5c16afae18f26c027b4e247bc6838aff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91b576dfff4f4808a33f4ecdcdfbe128c880ad1b3ce3fcbb1b06dc3272f82e1
[INFO] running `Command { std: "docker" "start" "-a" "f91b576dfff4f4808a33f4ecdcdfbe128c880ad1b3ce3fcbb1b06dc3272f82e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking ansi_escapers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "f91b576dfff4f4808a33f4ecdcdfbe128c880ad1b3ce3fcbb1b06dc3272f82e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91b576dfff4f4808a33f4ecdcdfbe128c880ad1b3ce3fcbb1b06dc3272f82e1", kill_on_drop: false }`
[INFO] [stdout] f91b576dfff4f4808a33f4ecdcdfbe128c880ad1b3ce3fcbb1b06dc3272f82e1