[INFO] fetching crate dockerfile-parser 0.5.0...
[INFO] checking dockerfile-parser-0.5.0 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate dockerfile-parser 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dockerfile-parser 0.5.0 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dockerfile-parser 0.5.0
[INFO] finished tweaking crates.io crate dockerfile-parser 0.5.0
[INFO] tweaked toml for crates.io crate dockerfile-parser 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate dockerfile-parser 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.6.8
[INFO] [stderr]   Downloaded snafu v0.6.8
[INFO] [stderr]   Downloaded enquote v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3ed5d5be36d19ea075d0c67e3371ecf56c6f232d12ecbd1d9712edf94b8cddc
[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" "f3ed5d5be36d19ea075d0c67e3371ecf56c6f232d12ecbd1d9712edf94b8cddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3ed5d5be36d19ea075d0c67e3371ecf56c6f232d12ecbd1d9712edf94b8cddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ed5d5be36d19ea075d0c67e3371ecf56c6f232d12ecbd1d9712edf94b8cddc", kill_on_drop: false }`
[INFO] [stdout] f3ed5d5be36d19ea075d0c67e3371ecf56c6f232d12ecbd1d9712edf94b8cddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf00ca21ae9f2e97483760c689a7fcd544962717d0875d4f38ce5c5065dfae2d
[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" "bf00ca21ae9f2e97483760c689a7fcd544962717d0875d4f38ce5c5065dfae2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]     Checking enquote v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking dockerfile-parser v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.42s
[INFO] running `Command { std: "docker" "inspect" "bf00ca21ae9f2e97483760c689a7fcd544962717d0875d4f38ce5c5065dfae2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf00ca21ae9f2e97483760c689a7fcd544962717d0875d4f38ce5c5065dfae2d", kill_on_drop: false }`
[INFO] [stdout] bf00ca21ae9f2e97483760c689a7fcd544962717d0875d4f38ce5c5065dfae2d