[INFO] fetching crate enumflags2_derive 0.7.0-preview1...
[INFO] testing enumflags2_derive-0.7.0-preview1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate enumflags2_derive 0.7.0-preview1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate enumflags2_derive 0.7.0-preview1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enumflags2_derive 0.7.0-preview1
[INFO] finished tweaking crates.io crate enumflags2_derive 0.7.0-preview1
[INFO] tweaked toml for crates.io crate enumflags2_derive 0.7.0-preview1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 35511ceece2bc68426d944ed30df95e69a90a42a7356893c90ba0e87fd4a0b35
[INFO] running `Command { std: "docker" "start" "-a" "35511ceece2bc68426d944ed30df95e69a90a42a7356893c90ba0e87fd4a0b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35511ceece2bc68426d944ed30df95e69a90a42a7356893c90ba0e87fd4a0b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35511ceece2bc68426d944ed30df95e69a90a42a7356893c90ba0e87fd4a0b35", kill_on_drop: false }`
[INFO] [stdout] 35511ceece2bc68426d944ed30df95e69a90a42a7356893c90ba0e87fd4a0b35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3366e1075042fc99436d6c316a5becb05e34d214b257b975fdd18d59bef7f14d
[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" "3366e1075042fc99436d6c316a5becb05e34d214b257b975fdd18d59bef7f14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling enumflags2_derive v0.7.0-preview1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "3366e1075042fc99436d6c316a5becb05e34d214b257b975fdd18d59bef7f14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3366e1075042fc99436d6c316a5becb05e34d214b257b975fdd18d59bef7f14d", kill_on_drop: false }`
[INFO] [stdout] 3366e1075042fc99436d6c316a5becb05e34d214b257b975fdd18d59bef7f14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36378fb9b1ae523146c3efb8ba7df7a3a9ad1255215f27d1dfe36ac41961edda
[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" "36378fb9b1ae523146c3efb8ba7df7a3a9ad1255215f27d1dfe36ac41961edda", kill_on_drop: false }`
[INFO] [stderr]    Compiling enumflags2_derive v0.7.0-preview1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "36378fb9b1ae523146c3efb8ba7df7a3a9ad1255215f27d1dfe36ac41961edda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36378fb9b1ae523146c3efb8ba7df7a3a9ad1255215f27d1dfe36ac41961edda", kill_on_drop: false }`
[INFO] [stdout] 36378fb9b1ae523146c3efb8ba7df7a3a9ad1255215f27d1dfe36ac41961edda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e0110f32a53517e7b9939d4290dd084f12b699a4bf60f4ceb770508d8e315f2
[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" "6e0110f32a53517e7b9939d4290dd084f12b699a4bf60f4ceb770508d8e315f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enumflags2_derive-85c3804412f48b3d
[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] [stderr]    Doc-tests enumflags2_derive
[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" "6e0110f32a53517e7b9939d4290dd084f12b699a4bf60f4ceb770508d8e315f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0110f32a53517e7b9939d4290dd084f12b699a4bf60f4ceb770508d8e315f2", kill_on_drop: false }`
[INFO] [stdout] 6e0110f32a53517e7b9939d4290dd084f12b699a4bf60f4ceb770508d8e315f2