[INFO] cloning repository https://github.com/Twaha-Rahman/microgrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Twaha-Rahman/microgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8177df957e4bae8ee31103265f41f26fbf1b4b6e
[INFO] checking Twaha-Rahman/microgrep against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Twaha-Rahman/microgrep on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Twaha-Rahman/microgrep
[INFO] finished tweaking git repo https://github.com/Twaha-Rahman/microgrep
[INFO] tweaked toml for git repo https://github.com/Twaha-Rahman/microgrep written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Twaha-Rahman/microgrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e8dad87733537c366272b69ee75bac238d422373f372947d62d69aea78e36d3
[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" "9e8dad87733537c366272b69ee75bac238d422373f372947d62d69aea78e36d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e8dad87733537c366272b69ee75bac238d422373f372947d62d69aea78e36d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e8dad87733537c366272b69ee75bac238d422373f372947d62d69aea78e36d3", kill_on_drop: false }`
[INFO] [stdout] 9e8dad87733537c366272b69ee75bac238d422373f372947d62d69aea78e36d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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] b1bc9271af97f776a45d3cb97ef0547172f6f9b3f4b3d0d0d0597819e43e1c5d
[INFO] running `Command { std: "docker" "start" "-a" "b1bc9271af97f776a45d3cb97ef0547172f6f9b3f4b3d0d0d0597819e43e1c5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking basic_threadpool v0.1.0 (/opt/rustwide/workdir/basic_threadpool)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking argument_parser v0.1.0 (/opt/rustwide/workdir/argument_parser)
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking recursive_file_check v0.1.0 (/opt/rustwide/workdir/recursive_file_check)
[INFO] [stderr]     Checking microgrep v0.1.0 (/opt/rustwide/workdir/microgrep)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "b1bc9271af97f776a45d3cb97ef0547172f6f9b3f4b3d0d0d0597819e43e1c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bc9271af97f776a45d3cb97ef0547172f6f9b3f4b3d0d0d0597819e43e1c5d", kill_on_drop: false }`
[INFO] [stdout] b1bc9271af97f776a45d3cb97ef0547172f6f9b3f4b3d0d0d0597819e43e1c5d