[INFO] fetching crate ansi_colours 1.0.4...
[INFO] building ansi_colours-1.0.4 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate ansi_colours 1.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ansi_colours 1.0.4 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ansi_colours 1.0.4
[INFO] finished tweaking crates.io crate ansi_colours 1.0.4
[INFO] tweaked toml for crates.io crate ansi_colours 1.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ansi_colours 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c7f3b78300efb76f9fe06694d9c3161233dd97fdd971a15c2a83ca06ccaf1a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c7f3b78300efb76f9fe06694d9c3161233dd97fdd971a15c2a83ca06ccaf1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c7f3b78300efb76f9fe06694d9c3161233dd97fdd971a15c2a83ca06ccaf1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7f3b78300efb76f9fe06694d9c3161233dd97fdd971a15c2a83ca06ccaf1a7", kill_on_drop: false }`
[INFO] [stdout] 4c7f3b78300efb76f9fe06694d9c3161233dd97fdd971a15c2a83ca06ccaf1a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dce798b1744c18795f41e38f2f7689c04895710dfd254b3fd21a93a8af47565
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2dce798b1744c18795f41e38f2f7689c04895710dfd254b3fd21a93a8af47565", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling ansi_colours v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "2dce798b1744c18795f41e38f2f7689c04895710dfd254b3fd21a93a8af47565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dce798b1744c18795f41e38f2f7689c04895710dfd254b3fd21a93a8af47565", kill_on_drop: false }`
[INFO] [stdout] 2dce798b1744c18795f41e38f2f7689c04895710dfd254b3fd21a93a8af47565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17a01bbcc32a28c4901a488b3232d47f3ab8052a1e8bd9078cd3316f5ebf16f5
[INFO] running `Command { std: "docker" "start" "-a" "17a01bbcc32a28c4901a488b3232d47f3ab8052a1e8bd9078cd3316f5ebf16f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab v0.7.2
[INFO] [stderr]    Compiling empfindung v0.2.2
[INFO] [stderr]    Compiling ansi_colours v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "17a01bbcc32a28c4901a488b3232d47f3ab8052a1e8bd9078cd3316f5ebf16f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a01bbcc32a28c4901a488b3232d47f3ab8052a1e8bd9078cd3316f5ebf16f5", kill_on_drop: false }`
[INFO] [stdout] 17a01bbcc32a28c4901a488b3232d47f3ab8052a1e8bd9078cd3316f5ebf16f5