[INFO] fetching crate crc32_digest 0.8.1...
[INFO] testing crc32_digest-0.8.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate crc32_digest 0.8.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate crc32_digest 0.8.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crc32_digest 0.8.1
[INFO] finished tweaking crates.io crate crc32_digest 0.8.1
[INFO] tweaked toml for crates.io crate crc32_digest 0.8.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ed704be13dc0ef8d490243af5404eb4295f1eb1fe2d4da87a53124a9f0df08a
[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" "8ed704be13dc0ef8d490243af5404eb4295f1eb1fe2d4da87a53124a9f0df08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ed704be13dc0ef8d490243af5404eb4295f1eb1fe2d4da87a53124a9f0df08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed704be13dc0ef8d490243af5404eb4295f1eb1fe2d4da87a53124a9f0df08a", kill_on_drop: false }`
[INFO] [stdout] 8ed704be13dc0ef8d490243af5404eb4295f1eb1fe2d4da87a53124a9f0df08a
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 682a6627b9ffc00f431de9ef6a3df28fc5b93877e0de7e7a1339d8e69d1a8ac6
[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" "682a6627b9ffc00f431de9ef6a3df28fc5b93877e0de7e7a1339d8e69d1a8ac6", kill_on_drop: false }`
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crc32_digest v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "682a6627b9ffc00f431de9ef6a3df28fc5b93877e0de7e7a1339d8e69d1a8ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682a6627b9ffc00f431de9ef6a3df28fc5b93877e0de7e7a1339d8e69d1a8ac6", kill_on_drop: false }`
[INFO] [stdout] 682a6627b9ffc00f431de9ef6a3df28fc5b93877e0de7e7a1339d8e69d1a8ac6
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1ad8a84935eed969f8a84216462670aab9101fe89b0b8338081c95996d3ebcb6
[INFO] running `Command { std: "docker" "start" "-a" "1ad8a84935eed969f8a84216462670aab9101fe89b0b8338081c95996d3ebcb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32_digest v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "1ad8a84935eed969f8a84216462670aab9101fe89b0b8338081c95996d3ebcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad8a84935eed969f8a84216462670aab9101fe89b0b8338081c95996d3ebcb6", kill_on_drop: false }`
[INFO] [stdout] 1ad8a84935eed969f8a84216462670aab9101fe89b0b8338081c95996d3ebcb6
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed5268727aa5f8ebf44c4865c7fd959d76171923e9dd48f457d113ac86bb65b8
[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" "ed5268727aa5f8ebf44c4865c7fd959d76171923e9dd48f457d113ac86bb65b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crc32_digest-fe42c9dccff150e3
[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]      Running /opt/rustwide/target/debug/deps/digest-98ce1ad11b96b46a
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test hash_ascending ... ok
[INFO] [stdout] test reset ... ok
[INFO] [stdout] test hash_zeroes ... ok
[INFO] [stdout] test hash_empty ... ok
[INFO] [stderr]    Doc-tests crc32_digest
[INFO] [stdout] test hash_ones ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed5268727aa5f8ebf44c4865c7fd959d76171923e9dd48f457d113ac86bb65b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5268727aa5f8ebf44c4865c7fd959d76171923e9dd48f457d113ac86bb65b8", kill_on_drop: false }`
[INFO] [stdout] ed5268727aa5f8ebf44c4865c7fd959d76171923e9dd48f457d113ac86bb65b8