[INFO] crate os-unfair-lock 0.2.0 is already in cache
[INFO] testing os-unfair-lock-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate os-unfair-lock 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate os-unfair-lock 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate os-unfair-lock 0.2.0
[INFO] finished tweaking crates.io crate os-unfair-lock 0.2.0
[INFO] tweaked toml for crates.io crate os-unfair-lock 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4682f2939da26c1173588d7f95b73b0b5cb0b1cde4c5d7c8b39aef9904b6d2a9
[INFO] running `"docker" "start" "-a" "4682f2939da26c1173588d7f95b73b0b5cb0b1cde4c5d7c8b39aef9904b6d2a9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling os-unfair-lock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "4682f2939da26c1173588d7f95b73b0b5cb0b1cde4c5d7c8b39aef9904b6d2a9"`
[INFO] running `"docker" "rm" "-f" "4682f2939da26c1173588d7f95b73b0b5cb0b1cde4c5d7c8b39aef9904b6d2a9"`
[INFO] [stdout] 4682f2939da26c1173588d7f95b73b0b5cb0b1cde4c5d7c8b39aef9904b6d2a9
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1845a478c12573e22dd66201b986a8e8ebbf83132fa4adbe3d33afeb992b00c
[INFO] running `"docker" "start" "-a" "f1845a478c12573e22dd66201b986a8e8ebbf83132fa4adbe3d33afeb992b00c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling os-unfair-lock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "f1845a478c12573e22dd66201b986a8e8ebbf83132fa4adbe3d33afeb992b00c"`
[INFO] running `"docker" "rm" "-f" "f1845a478c12573e22dd66201b986a8e8ebbf83132fa4adbe3d33afeb992b00c"`
[INFO] [stdout] f1845a478c12573e22dd66201b986a8e8ebbf83132fa4adbe3d33afeb992b00c
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57d3ff261cee7fac9c9fcd30a50b40ba75a5fe475933581da71d6bb8bb3f10e6
[INFO] running `"docker" "start" "-a" "57d3ff261cee7fac9c9fcd30a50b40ba75a5fe475933581da71d6bb8bb3f10e6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/os_unfair_lock-b22ca208e33e8c16
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests os-unfair-lock
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "57d3ff261cee7fac9c9fcd30a50b40ba75a5fe475933581da71d6bb8bb3f10e6"`
[INFO] running `"docker" "rm" "-f" "57d3ff261cee7fac9c9fcd30a50b40ba75a5fe475933581da71d6bb8bb3f10e6"`
[INFO] [stdout] 57d3ff261cee7fac9c9fcd30a50b40ba75a5fe475933581da71d6bb8bb3f10e6