[INFO] fetching crate file-utils 0.1.5...
[INFO] testing file-utils-0.1.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate file-utils 0.1.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate file-utils 0.1.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file-utils 0.1.5
[INFO] finished tweaking crates.io crate file-utils 0.1.5
[INFO] tweaked toml for crates.io crate file-utils 0.1.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "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] d1ae21e4de3d40aca60412c3055b34d8b72b27c0381ba040c9b6f09ea401c6b7
[INFO] running `Command { std: "docker" "start" "-a" "d1ae21e4de3d40aca60412c3055b34d8b72b27c0381ba040c9b6f09ea401c6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ae21e4de3d40aca60412c3055b34d8b72b27c0381ba040c9b6f09ea401c6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ae21e4de3d40aca60412c3055b34d8b72b27c0381ba040c9b6f09ea401c6b7", kill_on_drop: false }`
[INFO] [stdout] d1ae21e4de3d40aca60412c3055b34d8b72b27c0381ba040c9b6f09ea401c6b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61696f0637772ceb06a70d664ae74e20044728f98abee442cbf175a242f61db5
[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" "61696f0637772ceb06a70d664ae74e20044728f98abee442cbf175a242f61db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-utils v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "61696f0637772ceb06a70d664ae74e20044728f98abee442cbf175a242f61db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61696f0637772ceb06a70d664ae74e20044728f98abee442cbf175a242f61db5", kill_on_drop: false }`
[INFO] [stdout] 61696f0637772ceb06a70d664ae74e20044728f98abee442cbf175a242f61db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce60ab9e936aad8d572f0427d778e15e8661789399b0b4540de9bffc3b9aa883
[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" "ce60ab9e936aad8d572f0427d778e15e8661789399b0b4540de9bffc3b9aa883", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-utils v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `file_utils::write::Write`
[INFO] [stdout]  --> tests/read_tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use file_utils::write::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "ce60ab9e936aad8d572f0427d778e15e8661789399b0b4540de9bffc3b9aa883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce60ab9e936aad8d572f0427d778e15e8661789399b0b4540de9bffc3b9aa883", kill_on_drop: false }`
[INFO] [stdout] ce60ab9e936aad8d572f0427d778e15e8661789399b0b4540de9bffc3b9aa883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d82103bcb656b6e6ed13a3329cba421be2096866b41b4112cf3685eac39b20ca
[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" "d82103bcb656b6e6ed13a3329cba421be2096866b41b4112cf3685eac39b20ca", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `file_utils::write::Write`
[INFO] [stderr]  --> tests/read_tests.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use file_utils::write::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `file-utils` (test "read_tests") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_utils-301f3c3100f45cc2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/conversions.rs (/opt/rustwide/target/debug/deps/conversions-3cd173a987752211)
[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 4 tests
[INFO] [stdout] test b_to_f ... ok
[INFO] [stdout] test b_to_s1 ... ok
[INFO] [stdout] test b_to_s2 ... ok
[INFO] [stdout] test b_to_s3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/read_tests.rs (/opt/rustwide/target/debug/deps/read_tests-c88efd3a77b9cd64)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests file-utils
[INFO] [stdout] running 1 test
[INFO] [stdout] test reading ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "d82103bcb656b6e6ed13a3329cba421be2096866b41b4112cf3685eac39b20ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82103bcb656b6e6ed13a3329cba421be2096866b41b4112cf3685eac39b20ca", kill_on_drop: false }`
[INFO] [stdout] d82103bcb656b6e6ed13a3329cba421be2096866b41b4112cf3685eac39b20ca