[INFO] fetching crate quick-error 2.0.0...
[INFO] checking quick-error-2.0.0 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate quick-error 2.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate quick-error 2.0.0 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quick-error 2.0.0
[INFO] finished tweaking crates.io crate quick-error 2.0.0
[INFO] tweaked toml for crates.io crate quick-error 2.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate quick-error 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02980a627757365bb8d097465ab61c571a722cf0bcd345e50fd91d906f18d0c6
[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" "02980a627757365bb8d097465ab61c571a722cf0bcd345e50fd91d906f18d0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02980a627757365bb8d097465ab61c571a722cf0bcd345e50fd91d906f18d0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02980a627757365bb8d097465ab61c571a722cf0bcd345e50fd91d906f18d0c6", kill_on_drop: false }`
[INFO] [stdout] 02980a627757365bb8d097465ab61c571a722cf0bcd345e50fd91d906f18d0c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085584f2eba366827e0c13ca05cd4762b93748ebbab4163e0296a6d7c5dc618d
[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" "085584f2eba366827e0c13ca05cd4762b93748ebbab4163e0296a6d7c5dc618d", kill_on_drop: false }`
[INFO] [stderr]     Checking quick-error v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "085584f2eba366827e0c13ca05cd4762b93748ebbab4163e0296a6d7c5dc618d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085584f2eba366827e0c13ca05cd4762b93748ebbab4163e0296a6d7c5dc618d", kill_on_drop: false }`
[INFO] [stdout] 085584f2eba366827e0c13ca05cd4762b93748ebbab4163e0296a6d7c5dc618d