[INFO] cloning repository https://github.com/neivv/samase_scarf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neivv/samase_scarf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneivv%2Fsamase_scarf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneivv%2Fsamase_scarf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdf2accc503a1d74a472aee64f5b5fd61d5256c8
[INFO] checking neivv/samase_scarf against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneivv%2Fsamase_scarf" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neivv/samase_scarf on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neivv/samase_scarf
[INFO] finished tweaking git repo https://github.com/neivv/samase_scarf
[INFO] tweaked toml for git repo https://github.com/neivv/samase_scarf written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/neivv/samase_scarf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49629f3a7a3486e4b11f95d10bfc30cc943f3d65e0af82e75bc799b82ae07350
[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" "49629f3a7a3486e4b11f95d10bfc30cc943f3d65e0af82e75bc799b82ae07350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49629f3a7a3486e4b11f95d10bfc30cc943f3d65e0af82e75bc799b82ae07350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49629f3a7a3486e4b11f95d10bfc30cc943f3d65e0af82e75bc799b82ae07350", kill_on_drop: false }`
[INFO] [stdout] 49629f3a7a3486e4b11f95d10bfc30cc943f3d65e0af82e75bc799b82ae07350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec33291cdf9780addfa6641d6a407b5ae855225b6e8dfc14c61f23520cd0af3
[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" "7ec33291cdf9780addfa6641d6a407b5ae855225b6e8dfc14c61f23520cd0af3", 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] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking array-init v0.1.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking lde v0.3.0 (https://github.com/CasualX/lde#6d8e2870)
[INFO] [stderr]     Checking memmem v0.1.1
[INFO] [stderr]     Checking bumpalo v3.4.0
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking scarf v0.3.0 (https://github.com/neivv/scarf?rev=30a43f5ece2024e913800e0088196d42bf192107#30a43f5e)
[INFO] [stderr]     Checking samase_scarf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized] target(s) in 22.42s
[INFO] running `Command { std: "docker" "inspect" "7ec33291cdf9780addfa6641d6a407b5ae855225b6e8dfc14c61f23520cd0af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec33291cdf9780addfa6641d6a407b5ae855225b6e8dfc14c61f23520cd0af3", kill_on_drop: false }`
[INFO] [stdout] 7ec33291cdf9780addfa6641d6a407b5ae855225b6e8dfc14c61f23520cd0af3