[INFO] fetching crate grep-printer 0.2.1...
[INFO] checking grep-printer-0.2.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate grep-printer 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate grep-printer 0.2.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grep-printer 0.2.1
[INFO] finished tweaking crates.io crate grep-printer 0.2.1
[INFO] tweaked toml for crates.io crate grep-printer 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57b66a73c5699e6686ecb96cb74a8a208ae8c43e5e8a86dbfb425396f64f7b26
[INFO] running `Command { std: "docker" "start" "-a" "57b66a73c5699e6686ecb96cb74a8a208ae8c43e5e8a86dbfb425396f64f7b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b66a73c5699e6686ecb96cb74a8a208ae8c43e5e8a86dbfb425396f64f7b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b66a73c5699e6686ecb96cb74a8a208ae8c43e5e8a86dbfb425396f64f7b26", kill_on_drop: false }`
[INFO] [stdout] 57b66a73c5699e6686ecb96cb74a8a208ae8c43e5e8a86dbfb425396f64f7b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9512e725dc0688932cbc049fcaea4ee0654823fa00a47430a21600a3863691f9
[INFO] running `Command { std: "docker" "start" "-a" "9512e725dc0688932cbc049fcaea4ee0654823fa00a47430a21600a3863691f9", kill_on_drop: false }`
[INFO] [stderr]     Checking grep-matcher v0.1.7
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking grep-searcher v0.1.13
[INFO] [stderr]     Checking grep-regex v0.1.12
[INFO] [stderr]     Checking grep-printer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "9512e725dc0688932cbc049fcaea4ee0654823fa00a47430a21600a3863691f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9512e725dc0688932cbc049fcaea4ee0654823fa00a47430a21600a3863691f9", kill_on_drop: false }`
[INFO] [stdout] 9512e725dc0688932cbc049fcaea4ee0654823fa00a47430a21600a3863691f9