[INFO] cloning repository https://github.com/BooleanCat/pebble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BooleanCat/pebble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d266b4764b028190eeaf2e9cd6bb22634d4990d
[INFO] checking BooleanCat/pebble against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fpebble" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BooleanCat/pebble 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/BooleanCat/pebble
[INFO] finished tweaking git repo https://github.com/BooleanCat/pebble
[INFO] tweaked toml for git repo https://github.com/BooleanCat/pebble written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/BooleanCat/pebble 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 701e206fb5c23a2cc6f2008aed75e8815dbdc847ffa125dd5f52238f36ed8fe5
[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" "701e206fb5c23a2cc6f2008aed75e8815dbdc847ffa125dd5f52238f36ed8fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "701e206fb5c23a2cc6f2008aed75e8815dbdc847ffa125dd5f52238f36ed8fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701e206fb5c23a2cc6f2008aed75e8815dbdc847ffa125dd5f52238f36ed8fe5", kill_on_drop: false }`
[INFO] [stdout] 701e206fb5c23a2cc6f2008aed75e8815dbdc847ffa125dd5f52238f36ed8fe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] f505c66aa2e48703d67f90c3d5b85af96c8cdd26b4cf0bca546367dccbba85c6
[INFO] running `Command { std: "docker" "start" "-a" "f505c66aa2e48703d67f90c3d5b85af96c8cdd26b4cf0bca546367dccbba85c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling snafu-derive v0.6.3
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking snafu v0.6.3
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking libpebble v0.1.0 (/opt/rustwide/workdir/libpebble)
[INFO] [stderr]     Checking pebble v0.1.0 (/opt/rustwide/workdir/pebble)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.63s
[INFO] running `Command { std: "docker" "inspect" "f505c66aa2e48703d67f90c3d5b85af96c8cdd26b4cf0bca546367dccbba85c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f505c66aa2e48703d67f90c3d5b85af96c8cdd26b4cf0bca546367dccbba85c6", kill_on_drop: false }`
[INFO] [stdout] f505c66aa2e48703d67f90c3d5b85af96c8cdd26b4cf0bca546367dccbba85c6