[INFO] fetching crate boxing-arena 0.9.3...
[INFO] checking boxing-arena-0.9.3 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate boxing-arena 0.9.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate boxing-arena 0.9.3 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxing-arena 0.9.3
[INFO] finished tweaking crates.io crate boxing-arena 0.9.3
[INFO] tweaked toml for crates.io crate boxing-arena 0.9.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86980a1d25fc15f44d412a9b3dc44eb10bb97c132b337e6e851a5c6410edcb9c
[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" "86980a1d25fc15f44d412a9b3dc44eb10bb97c132b337e6e851a5c6410edcb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86980a1d25fc15f44d412a9b3dc44eb10bb97c132b337e6e851a5c6410edcb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86980a1d25fc15f44d412a9b3dc44eb10bb97c132b337e6e851a5c6410edcb9c", kill_on_drop: false }`
[INFO] [stdout] 86980a1d25fc15f44d412a9b3dc44eb10bb97c132b337e6e851a5c6410edcb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2a5291a3a9d7c94a2b2abba99cf32d38b87c3ce8a87cb22f54f6d388e235ac
[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" "df2a5291a3a9d7c94a2b2abba99cf32d38b87c3ce8a87cb22f54f6d388e235ac", kill_on_drop: false }`
[INFO] [stderr]     Checking boxing-arena v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "df2a5291a3a9d7c94a2b2abba99cf32d38b87c3ce8a87cb22f54f6d388e235ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2a5291a3a9d7c94a2b2abba99cf32d38b87c3ce8a87cb22f54f6d388e235ac", kill_on_drop: false }`
[INFO] [stdout] df2a5291a3a9d7c94a2b2abba99cf32d38b87c3ce8a87cb22f54f6d388e235ac