[INFO] fetching crate cntr 1.5.1...
[INFO] testing cntr-1.5.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cntr 1.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cntr 1.5.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cntr 1.5.1
[INFO] finished tweaking crates.io crate cntr 1.5.1
[INFO] tweaked toml for crates.io crate cntr 1.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cntr 1.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cntr-fuse v0.4.1
[INFO] [stderr]   Downloaded cpuprofiler v0.0.4
[INFO] [stderr]   Downloaded concurrent-hashmap v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] d424796fc29b40f07872b717e9ca1a56fe8df6e8e144776341f2952744084f31
[INFO] running `Command { std: "docker" "start" "-a" "d424796fc29b40f07872b717e9ca1a56fe8df6e8e144776341f2952744084f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d424796fc29b40f07872b717e9ca1a56fe8df6e8e144776341f2952744084f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d424796fc29b40f07872b717e9ca1a56fe8df6e8e144776341f2952744084f31", kill_on_drop: false }`
[INFO] [stdout] d424796fc29b40f07872b717e9ca1a56fe8df6e8e144776341f2952744084f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0649a9f31ff177269f3b9b25a0b8577be9832a9c7bfd40bc08e4f3b37c82619
[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" "c0649a9f31ff177269f3b9b25a0b8577be9832a9c7bfd40bc08e4f3b37c82619", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling cntr-fuse-abi v0.4.1
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling cntr-fuse-sys v0.4.1
[INFO] [stderr]    Compiling concurrent-hashmap v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling cntr-fuse v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling cntr v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.85s
[INFO] running `Command { std: "docker" "inspect" "c0649a9f31ff177269f3b9b25a0b8577be9832a9c7bfd40bc08e4f3b37c82619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0649a9f31ff177269f3b9b25a0b8577be9832a9c7bfd40bc08e4f3b37c82619", kill_on_drop: false }`
[INFO] [stdout] c0649a9f31ff177269f3b9b25a0b8577be9832a9c7bfd40bc08e4f3b37c82619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--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] 81557e5a1380a65c0c1f4b3ac505c1226b2a9e02cbe9c30e3f94cac3f233e7e2
[INFO] running `Command { std: "docker" "start" "-a" "81557e5a1380a65c0c1f4b3ac505c1226b2a9e02cbe9c30e3f94cac3f233e7e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cntr v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "81557e5a1380a65c0c1f4b3ac505c1226b2a9e02cbe9c30e3f94cac3f233e7e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81557e5a1380a65c0c1f4b3ac505c1226b2a9e02cbe9c30e3f94cac3f233e7e2", kill_on_drop: false }`
[INFO] [stdout] 81557e5a1380a65c0c1f4b3ac505c1226b2a9e02cbe9c30e3f94cac3f233e7e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98688a6b3081b9304d1ec7fbfeb2db334ace25d124db7a1bfba76cb34cb7af15
[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" "98688a6b3081b9304d1ec7fbfeb2db334ace25d124db7a1bfba76cb34cb7af15", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cntr-eba5541683523854)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cntr-e8d1cd90d1d6d2a3)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cntr
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98688a6b3081b9304d1ec7fbfeb2db334ace25d124db7a1bfba76cb34cb7af15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98688a6b3081b9304d1ec7fbfeb2db334ace25d124db7a1bfba76cb34cb7af15", kill_on_drop: false }`
[INFO] [stdout] 98688a6b3081b9304d1ec7fbfeb2db334ace25d124db7a1bfba76cb34cb7af15