[INFO] cloning repository https://github.com/alexpdp7/rustmine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexpdp7/rustmine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpdp7%2Frustmine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpdp7%2Frustmine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80ef8ef09ce9b2400b6bab89749d0dafc9360973
[INFO] checking alexpdp7/rustmine against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpdp7%2Frustmine" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexpdp7/rustmine on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexpdp7/rustmine
[INFO] finished tweaking git repo https://github.com/alexpdp7/rustmine
[INFO] tweaked toml for git repo https://github.com/alexpdp7/rustmine written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/alexpdp7/rustmine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 923cd01c931962950dd1bc7f4deeaed089345ef9ec5cb0b819077a1b51227c04
[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" "923cd01c931962950dd1bc7f4deeaed089345ef9ec5cb0b819077a1b51227c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "923cd01c931962950dd1bc7f4deeaed089345ef9ec5cb0b819077a1b51227c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923cd01c931962950dd1bc7f4deeaed089345ef9ec5cb0b819077a1b51227c04", kill_on_drop: false }`
[INFO] [stdout] 923cd01c931962950dd1bc7f4deeaed089345ef9ec5cb0b819077a1b51227c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] 228404db77d31fc72de2884c819fc25779ea54e99e8be2eb9628a4b8357023f6
[INFO] running `Command { std: "docker" "start" "-a" "228404db77d31fc72de2884c819fc25779ea54e99e8be2eb9628a4b8357023f6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking rustmine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "228404db77d31fc72de2884c819fc25779ea54e99e8be2eb9628a4b8357023f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228404db77d31fc72de2884c819fc25779ea54e99e8be2eb9628a4b8357023f6", kill_on_drop: false }`
[INFO] [stdout] 228404db77d31fc72de2884c819fc25779ea54e99e8be2eb9628a4b8357023f6