[INFO] cloning repository https://github.com/jpastuszek/denim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpastuszek/denim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpastuszek%2Fdenim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpastuszek%2Fdenim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23fba6ddb231834bf8f62392bd2bbc4d2f56de63
[INFO] checking jpastuszek/denim against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpastuszek%2Fdenim" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpastuszek/denim on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpastuszek/denim
[INFO] finished tweaking git repo https://github.com/jpastuszek/denim
[INFO] tweaked toml for git repo https://github.com/jpastuszek/denim written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jpastuszek/denim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.3.3
[INFO] [stderr]   Downloaded structopt v0.3.3
[INFO] [stderr]   Downloaded app_dirs2 v2.3.0
[INFO] [stderr]   Downloaded duct v0.13.2
[INFO] [stderr]   Downloaded cotton v0.0.13
[INFO] [stderr]   Downloaded problem v5.2.1
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 4a5ecdb6bbcc90dea9acee24ef53cfa0923dc299d8c883c7524a7cd3b8412843
[INFO] running `Command { std: "docker" "start" "-a" "4a5ecdb6bbcc90dea9acee24ef53cfa0923dc299d8c883c7524a7cd3b8412843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a5ecdb6bbcc90dea9acee24ef53cfa0923dc299d8c883c7524a7cd3b8412843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5ecdb6bbcc90dea9acee24ef53cfa0923dc299d8c883c7524a7cd3b8412843", kill_on_drop: false }`
[INFO] [stdout] 4a5ecdb6bbcc90dea9acee24ef53cfa0923dc299d8c883c7524a7cd3b8412843
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac91f38056d377ac56a0e1c558ab7ff218a12851fd0e6e3957fcee4716cf4f48
[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" "ac91f38056d377ac56a0e1c558ab7ff218a12851fd0e6e3957fcee4716cf4f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking app_dirs2 v2.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking os_pipe v0.9.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking ryu v1.0.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking duct v0.13.2
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking problem v5.2.1
[INFO] [stderr]     Checking shaman v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking cotton v0.0.13
[INFO] [stderr]     Checking denim v0.1.5-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.24s
[INFO] running `Command { std: "docker" "inspect" "ac91f38056d377ac56a0e1c558ab7ff218a12851fd0e6e3957fcee4716cf4f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac91f38056d377ac56a0e1c558ab7ff218a12851fd0e6e3957fcee4716cf4f48", kill_on_drop: false }`
[INFO] [stdout] ac91f38056d377ac56a0e1c558ab7ff218a12851fd0e6e3957fcee4716cf4f48