[INFO] fetching crate concurrent-utils 0.1.0...
[INFO] testing concurrent-utils-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate concurrent-utils 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate concurrent-utils 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concurrent-utils 0.1.0
[INFO] finished tweaking crates.io crate concurrent-utils 0.1.0
[INFO] tweaked toml for crates.io crate concurrent-utils 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 32a482041e75aaa0b5dcbb7f3f07daa0173f0b6f2e700e6d95a0e68aff44350e
[INFO] running `Command { std: "docker" "start" "-a" "32a482041e75aaa0b5dcbb7f3f07daa0173f0b6f2e700e6d95a0e68aff44350e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32a482041e75aaa0b5dcbb7f3f07daa0173f0b6f2e700e6d95a0e68aff44350e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a482041e75aaa0b5dcbb7f3f07daa0173f0b6f2e700e6d95a0e68aff44350e", kill_on_drop: false }`
[INFO] [stdout] 32a482041e75aaa0b5dcbb7f3f07daa0173f0b6f2e700e6d95a0e68aff44350e
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c4b09bf5f24231b2a6e5de05291311147f9eb824cfa91dc7b5369626527c226
[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" "3c4b09bf5f24231b2a6e5de05291311147f9eb824cfa91dc7b5369626527c226", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3c4b09bf5f24231b2a6e5de05291311147f9eb824cfa91dc7b5369626527c226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4b09bf5f24231b2a6e5de05291311147f9eb824cfa91dc7b5369626527c226", kill_on_drop: false }`
[INFO] [stdout] 3c4b09bf5f24231b2a6e5de05291311147f9eb824cfa91dc7b5369626527c226
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 022f8690d55d4b335db0606f831e69465e29c86689e53b2ad5ba25bc61f1f09d
[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" "022f8690d55d4b335db0606f831e69465e29c86689e53b2ad5ba25bc61f1f09d", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "022f8690d55d4b335db0606f831e69465e29c86689e53b2ad5ba25bc61f1f09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022f8690d55d4b335db0606f831e69465e29c86689e53b2ad5ba25bc61f1f09d", kill_on_drop: false }`
[INFO] [stdout] 022f8690d55d4b335db0606f831e69465e29c86689e53b2ad5ba25bc61f1f09d
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c9beaf34c7986b459451b4f2f859add37cb93adea7d896d26960bf4d296ad58
[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" "8c9beaf34c7986b459451b4f2f859add37cb93adea7d896d26960bf4d296ad58", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concurrent_utils-f1ae4c6317fc9e0a
[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 `Command { std: "docker" "inspect" "8c9beaf34c7986b459451b4f2f859add37cb93adea7d896d26960bf4d296ad58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9beaf34c7986b459451b4f2f859add37cb93adea7d896d26960bf4d296ad58", kill_on_drop: false }`
[INFO] [stdout] 8c9beaf34c7986b459451b4f2f859add37cb93adea7d896d26960bf4d296ad58
