[INFO] cloning repository https://github.com/ku-sourav/rustgrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ku-sourav/rustgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fku-sourav%2Frustgrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fku-sourav%2Frustgrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61f7ef6e257bd27fa4fa2a9e0f850e2069522855
[INFO] checking ku-sourav/rustgrep against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fku-sourav%2Frustgrep" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ku-sourav/rustgrep on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ku-sourav/rustgrep
[INFO] finished tweaking git repo https://github.com/ku-sourav/rustgrep
[INFO] tweaked toml for git repo https://github.com/ku-sourav/rustgrep written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ku-sourav/rustgrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a52ffc7073c87ac26bdb0fe17575105213cc2b9ef7dcb5b2a88a7899d6d855d
[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" "1a52ffc7073c87ac26bdb0fe17575105213cc2b9ef7dcb5b2a88a7899d6d855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a52ffc7073c87ac26bdb0fe17575105213cc2b9ef7dcb5b2a88a7899d6d855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a52ffc7073c87ac26bdb0fe17575105213cc2b9ef7dcb5b2a88a7899d6d855d", kill_on_drop: false }`
[INFO] [stdout] 1a52ffc7073c87ac26bdb0fe17575105213cc2b9ef7dcb5b2a88a7899d6d855d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] d063be0890f1747a0d412f4d40e0ea62efa9934243d50f0e6713eef6c37c5fff
[INFO] running `Command { std: "docker" "start" "-a" "d063be0890f1747a0d412f4d40e0ea62efa9934243d50f0e6713eef6c37c5fff", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "d063be0890f1747a0d412f4d40e0ea62efa9934243d50f0e6713eef6c37c5fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d063be0890f1747a0d412f4d40e0ea62efa9934243d50f0e6713eef6c37c5fff", kill_on_drop: false }`
[INFO] [stdout] d063be0890f1747a0d412f4d40e0ea62efa9934243d50f0e6713eef6c37c5fff