[INFO] fetching crate vobsub2png 0.1.4...
[INFO] checking vobsub2png-0.1.4 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate vobsub2png 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate vobsub2png 0.1.4 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vobsub2png 0.1.4
[INFO] removed path dependency vobsub from crates.io crate vobsub2png 0.1.4
[INFO] removed path dependency cli_test_dir from crates.io crate vobsub2png 0.1.4
[INFO] finished tweaking crates.io crate vobsub2png 0.1.4
[INFO] tweaked toml for crates.io crate vobsub2png 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", 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] fd4565c5e569fc4030bcab8dc2d05f1f722a750665fa0994817b7294660dd4c4
[INFO] running `Command { std: "docker" "start" "-a" "fd4565c5e569fc4030bcab8dc2d05f1f722a750665fa0994817b7294660dd4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd4565c5e569fc4030bcab8dc2d05f1f722a750665fa0994817b7294660dd4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4565c5e569fc4030bcab8dc2d05f1f722a750665fa0994817b7294660dd4c4", kill_on_drop: false }`
[INFO] [stdout] fd4565c5e569fc4030bcab8dc2d05f1f722a750665fa0994817b7294660dd4c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548debf6b8cb360b2f4084a9e551f212c366b5deffd552ec9d2ec3d1687e5036
[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" "548debf6b8cb360b2f4084a9e551f212c366b5deffd552ec9d2ec3d1687e5036", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking cli_test_dir v0.1.7
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking vobsub v0.2.3
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking vobsub2png v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.77s
[INFO] running `Command { std: "docker" "inspect" "548debf6b8cb360b2f4084a9e551f212c366b5deffd552ec9d2ec3d1687e5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548debf6b8cb360b2f4084a9e551f212c366b5deffd552ec9d2ec3d1687e5036", kill_on_drop: false }`
[INFO] [stdout] 548debf6b8cb360b2f4084a9e551f212c366b5deffd552ec9d2ec3d1687e5036