[INFO] crate mkgitignore 0.2.0 is already in cache
[INFO] checking mkgitignore-0.2.0 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate mkgitignore 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mkgitignore 0.2.0 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mkgitignore 0.2.0
[INFO] finished tweaking crates.io crate mkgitignore 0.2.0
[INFO] tweaked toml for crates.io crate mkgitignore 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mkgitignore 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "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] d94c972a12011c0195a53a74e6b4046784520a6c8ce6e9fc3fe4371609759859
[INFO] running `Command { std: "docker" "start" "-a" "d94c972a12011c0195a53a74e6b4046784520a6c8ce6e9fc3fe4371609759859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d94c972a12011c0195a53a74e6b4046784520a6c8ce6e9fc3fe4371609759859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94c972a12011c0195a53a74e6b4046784520a6c8ce6e9fc3fe4371609759859", kill_on_drop: false }`
[INFO] [stdout] d94c972a12011c0195a53a74e6b4046784520a6c8ce6e9fc3fe4371609759859
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--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] b7bfed1b1ff9edf3bd8786ddddfd2cba7404541e54c3bd772a6e5bcb445c73e5
[INFO] running `Command { std: "docker" "start" "-a" "b7bfed1b1ff9edf3bd8786ddddfd2cba7404541e54c3bd772a6e5bcb445c73e5", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking mkgitignore v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "b7bfed1b1ff9edf3bd8786ddddfd2cba7404541e54c3bd772a6e5bcb445c73e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7bfed1b1ff9edf3bd8786ddddfd2cba7404541e54c3bd772a6e5bcb445c73e5", kill_on_drop: false }`
[INFO] [stdout] b7bfed1b1ff9edf3bd8786ddddfd2cba7404541e54c3bd772a6e5bcb445c73e5