[INFO] fetching crate spirit-cfg-helpers 0.4.0...
[INFO] checking spirit-cfg-helpers-0.4.0 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate spirit-cfg-helpers 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate spirit-cfg-helpers 0.4.0 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spirit-cfg-helpers 0.4.0
[INFO] finished tweaking crates.io crate spirit-cfg-helpers 0.4.0
[INFO] tweaked toml for crates.io crate spirit-cfg-helpers 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bfbd5d55f16e3d2844799e6332cf2ded993ebfd25135f70aaca06cf82e53091
[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" "7bfbd5d55f16e3d2844799e6332cf2ded993ebfd25135f70aaca06cf82e53091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bfbd5d55f16e3d2844799e6332cf2ded993ebfd25135f70aaca06cf82e53091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bfbd5d55f16e3d2844799e6332cf2ded993ebfd25135f70aaca06cf82e53091", kill_on_drop: false }`
[INFO] [stdout] 7bfbd5d55f16e3d2844799e6332cf2ded993ebfd25135f70aaca06cf82e53091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28bb32b35cf1cbb41109e334be254e7ebf2d3caedd43355050be25a8ae7f091d
[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" "28bb32b35cf1cbb41109e334be254e7ebf2d3caedd43355050be25a8ae7f091d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking arc-swap v1.0.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking pulldown-cmark v0.7.2
[INFO] [stderr]     Checking signal-hook v0.2.1
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structdoc-derive v0.1.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structdoc v0.1.4
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking serde_path_to_error v0.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Checking spirit v0.4.10
[INFO] [stderr]     Checking spirit-cfg-helpers v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "28bb32b35cf1cbb41109e334be254e7ebf2d3caedd43355050be25a8ae7f091d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28bb32b35cf1cbb41109e334be254e7ebf2d3caedd43355050be25a8ae7f091d", kill_on_drop: false }`
[INFO] [stdout] 28bb32b35cf1cbb41109e334be254e7ebf2d3caedd43355050be25a8ae7f091d