[INFO] cloning repository https://github.com/ZeroCoolHacker/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZeroCoolHacker/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCoolHacker%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCoolHacker%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56ba6703f5730dc18996b445cd13bc11e2faaa3b
[INFO] checking ZeroCoolHacker/rust-practice against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCoolHacker%2Frust-practice" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZeroCoolHacker/rust-practice on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZeroCoolHacker/rust-practice
[INFO] finished tweaking git repo https://github.com/ZeroCoolHacker/rust-practice
[INFO] tweaked toml for git repo https://github.com/ZeroCoolHacker/rust-practice written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ZeroCoolHacker/rust-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f78b636ad49c80b4b13b8f8a602cf95d6c1a57420c252d7fbe012ab8aeb75d2
[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" "4f78b636ad49c80b4b13b8f8a602cf95d6c1a57420c252d7fbe012ab8aeb75d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f78b636ad49c80b4b13b8f8a602cf95d6c1a57420c252d7fbe012ab8aeb75d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f78b636ad49c80b4b13b8f8a602cf95d6c1a57420c252d7fbe012ab8aeb75d2", kill_on_drop: false }`
[INFO] [stdout] 4f78b636ad49c80b4b13b8f8a602cf95d6c1a57420c252d7fbe012ab8aeb75d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] 5046e1797ceb848dde57a25b711f1fc4352f6c780c45d2f1e8dc73683cc0e7d9
[INFO] running `Command { std: "docker" "start" "-a" "5046e1797ceb848dde57a25b711f1fc4352f6c780c45d2f1e8dc73683cc0e7d9", kill_on_drop: false }`
[INFO] [stderr]     Checking tuts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "5046e1797ceb848dde57a25b711f1fc4352f6c780c45d2f1e8dc73683cc0e7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5046e1797ceb848dde57a25b711f1fc4352f6c780c45d2f1e8dc73683cc0e7d9", kill_on_drop: false }`
[INFO] [stdout] 5046e1797ceb848dde57a25b711f1fc4352f6c780c45d2f1e8dc73683cc0e7d9