[INFO] cloning repository https://github.com/immortal-science/Cerebro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/immortal-science/Cerebro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimmortal-science%2FCerebro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimmortal-science%2FCerebro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 527e86054482b58572b1b648f22881ed5cdb2a0f
[INFO] checking immortal-science/Cerebro against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimmortal-science%2FCerebro" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/immortal-science/Cerebro on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/immortal-science/Cerebro
[INFO] finished tweaking git repo https://github.com/immortal-science/Cerebro
[INFO] tweaked toml for git repo https://github.com/immortal-science/Cerebro written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/immortal-science/Cerebro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6b76488a926356116ad399de46ed5469b4664e5110a9a0d631032d1eb3fc275
[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" "d6b76488a926356116ad399de46ed5469b4664e5110a9a0d631032d1eb3fc275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6b76488a926356116ad399de46ed5469b4664e5110a9a0d631032d1eb3fc275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b76488a926356116ad399de46ed5469b4664e5110a9a0d631032d1eb3fc275", kill_on_drop: false }`
[INFO] [stdout] d6b76488a926356116ad399de46ed5469b4664e5110a9a0d631032d1eb3fc275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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] d066fc58e4b7661f8920c5519d274f7fc600ddf2a4724aeb2c266b64d55e70f2
[INFO] running `Command { std: "docker" "start" "-a" "d066fc58e4b7661f8920c5519d274f7fc600ddf2a4724aeb2c266b64d55e70f2", kill_on_drop: false }`
[INFO] [stderr]     Checking crb_index v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "d066fc58e4b7661f8920c5519d274f7fc600ddf2a4724aeb2c266b64d55e70f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d066fc58e4b7661f8920c5519d274f7fc600ddf2a4724aeb2c266b64d55e70f2", kill_on_drop: false }`
[INFO] [stdout] d066fc58e4b7661f8920c5519d274f7fc600ddf2a4724aeb2c266b64d55e70f2