[INFO] fetching crate fs3 0.5.0...
[INFO] testing fs3-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fs3 0.5.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate fs3 0.5.0 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 fs3 0.5.0
[INFO] finished tweaking crates.io crate fs3 0.5.0
[INFO] tweaked toml for crates.io crate fs3 0.5.0 written to /workspace/builds/worker-62/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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] [stdout] beac415efe181259687d330c886799235bc418f2995bb00a9e48969297d3b498
[INFO] running `Command { std: "docker" "start" "-a" "beac415efe181259687d330c886799235bc418f2995bb00a9e48969297d3b498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beac415efe181259687d330c886799235bc418f2995bb00a9e48969297d3b498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beac415efe181259687d330c886799235bc418f2995bb00a9e48969297d3b498", kill_on_drop: false }`
[INFO] [stdout] beac415efe181259687d330c886799235bc418f2995bb00a9e48969297d3b498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] adee0d08c579d8c5f6bc445a68a382387c5ff275d240e57f0e79fc2631fd9eca
[INFO] running `Command { std: "docker" "start" "-a" "adee0d08c579d8c5f6bc445a68a382387c5ff275d240e57f0e79fc2631fd9eca", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "adee0d08c579d8c5f6bc445a68a382387c5ff275d240e57f0e79fc2631fd9eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adee0d08c579d8c5f6bc445a68a382387c5ff275d240e57f0e79fc2631fd9eca", kill_on_drop: false }`
[INFO] [stdout] adee0d08c579d8c5f6bc445a68a382387c5ff275d240e57f0e79fc2631fd9eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 89173875cdb6c73de7d64d402d4258256cafdc96e12ee6c71d14b59dfc22d8cd
[INFO] running `Command { std: "docker" "start" "-a" "89173875cdb6c73de7d64d402d4258256cafdc96e12ee6c71d14b59dfc22d8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "89173875cdb6c73de7d64d402d4258256cafdc96e12ee6c71d14b59dfc22d8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89173875cdb6c73de7d64d402d4258256cafdc96e12ee6c71d14b59dfc22d8cd", kill_on_drop: false }`
[INFO] [stdout] 89173875cdb6c73de7d64d402d4258256cafdc96e12ee6c71d14b59dfc22d8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] fba71a59b04dcfda032b1cd5d3cfb99bf94f17a1b791547010d042ee2d40c1dc
[INFO] running `Command { std: "docker" "start" "-a" "fba71a59b04dcfda032b1cd5d3cfb99bf94f17a1b791547010d042ee2d40c1dc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fs3-03f6bb66ab4bb455)
[INFO] [stdout] test test::filesystem_space ... ok
[INFO] [stdout] test test::allocate ... ok
[INFO] [stdout] test test::duplicate ... ok
[INFO] [stderr]    Doc-tests fs3
[INFO] [stdout] test unix::test::duplicate_new_fd ... ok
[INFO] [stdout] test test::lock_cleanup ... ok
[INFO] [stdout] test test::lock_shared ... ok
[INFO] [stdout] test unix::test::duplicate_cloexec ... ok
[INFO] [stdout] test unix::test::lock_duplicate ... ok
[INFO] [stdout] test test::lock_exclusive ... ok
[INFO] [stdout] test unix::test::lock_replace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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" "fba71a59b04dcfda032b1cd5d3cfb99bf94f17a1b791547010d042ee2d40c1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba71a59b04dcfda032b1cd5d3cfb99bf94f17a1b791547010d042ee2d40c1dc", kill_on_drop: false }`
[INFO] [stdout] fba71a59b04dcfda032b1cd5d3cfb99bf94f17a1b791547010d042ee2d40c1dc