[INFO] fetching crate umberwm 0.0.14...
[INFO] checking umberwm-0.0.14 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate umberwm 0.0.14 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate umberwm 0.0.14 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate umberwm 0.0.14
[INFO] finished tweaking crates.io crate umberwm 0.0.14
[INFO] tweaked toml for crates.io crate umberwm 0.0.14 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate umberwm 0.0.14 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", 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] eb0429dddf53af77f5cbc057544f766e3e9341a3aedf0ab0286465b666c4264f
[INFO] running `Command { std: "docker" "start" "-a" "eb0429dddf53af77f5cbc057544f766e3e9341a3aedf0ab0286465b666c4264f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0429dddf53af77f5cbc057544f766e3e9341a3aedf0ab0286465b666c4264f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0429dddf53af77f5cbc057544f766e3e9341a3aedf0ab0286465b666c4264f", kill_on_drop: false }`
[INFO] [stdout] eb0429dddf53af77f5cbc057544f766e3e9341a3aedf0ab0286465b666c4264f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ac4c47d65ddb3a6ffe253441a98a08e74c6d4ec29484296349ec07c0c5ef43
[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" "e4ac4c47d65ddb3a6ffe253441a98a08e74c6d4ec29484296349ec07c0c5ef43", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking umberwm v0.0.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.59s
[INFO] running `Command { std: "docker" "inspect" "e4ac4c47d65ddb3a6ffe253441a98a08e74c6d4ec29484296349ec07c0c5ef43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ac4c47d65ddb3a6ffe253441a98a08e74c6d4ec29484296349ec07c0c5ef43", kill_on_drop: false }`
[INFO] [stdout] e4ac4c47d65ddb3a6ffe253441a98a08e74c6d4ec29484296349ec07c0c5ef43