[INFO] fetching crate fs2 0.4.3...
[INFO] testing fs2-0.4.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate fs2 0.4.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fs2 0.4.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fs2 0.4.3
[INFO] finished tweaking crates.io crate fs2 0.4.3
[INFO] tweaked toml for crates.io crate fs2 0.4.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4da276bbf955bad81cd372cb3246c8de10c5320a09b0c94cae63b9b9b35c934e
[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" "4da276bbf955bad81cd372cb3246c8de10c5320a09b0c94cae63b9b9b35c934e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4da276bbf955bad81cd372cb3246c8de10c5320a09b0c94cae63b9b9b35c934e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da276bbf955bad81cd372cb3246c8de10c5320a09b0c94cae63b9b9b35c934e", kill_on_drop: false }`
[INFO] [stdout] 4da276bbf955bad81cd372cb3246c8de10c5320a09b0c94cae63b9b9b35c934e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a24faeb11521e6a5d9654b5973e5b85c06186cf03cb277125d566e76ea748bb2
[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" "a24faeb11521e6a5d9654b5973e5b85c06186cf03cb277125d566e76ea748bb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling fs2 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "a24faeb11521e6a5d9654b5973e5b85c06186cf03cb277125d566e76ea748bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24faeb11521e6a5d9654b5973e5b85c06186cf03cb277125d566e76ea748bb2", kill_on_drop: false }`
[INFO] [stdout] a24faeb11521e6a5d9654b5973e5b85c06186cf03cb277125d566e76ea748bb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 061ff95b63c65d587dc62b80caf9c7df6fbbf49bad31b0639e53986c77a6c7ad
[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" "061ff95b63c65d587dc62b80caf9c7df6fbbf49bad31b0639e53986c77a6c7ad", 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 fs2 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "061ff95b63c65d587dc62b80caf9c7df6fbbf49bad31b0639e53986c77a6c7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061ff95b63c65d587dc62b80caf9c7df6fbbf49bad31b0639e53986c77a6c7ad", kill_on_drop: false }`
[INFO] [stdout] 061ff95b63c65d587dc62b80caf9c7df6fbbf49bad31b0639e53986c77a6c7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c7609ee90a2d84d9d0c8c9302b9ebd5e75cfb1fd20740ed4e67f6ea11bea0b8
[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" "8c7609ee90a2d84d9d0c8c9302b9ebd5e75cfb1fd20740ed4e67f6ea11bea0b8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fs2-c5a677d94f44223c)
[INFO] [stdout] test test::filesystem_space ... ok
[INFO] [stdout] test test::bench_total_space ... ok
[INFO] [stdout] test test::bench_file_create ... ok
[INFO] [stdout] test test::allocate ... ok
[INFO] [stdout] test unix::test::duplicate_cloexec ... ok
[INFO] [stdout] test test::bench_free_space ... ok
[INFO] [stdout] test unix::test::lock_duplicate ... ok
[INFO] [stdout] test test::bench_file_truncate ... ok
[INFO] [stdout] test test::bench_available_space ... ok
[INFO] [stdout] test test::bench_duplicate ... ok
[INFO] [stdout] test test::lock_shared ... ok
[INFO] [stderr]    Doc-tests fs2
[INFO] [stdout] test test::bench_allocated_size ... ok
[INFO] [stdout] test test::duplicate ... ok
[INFO] [stdout] test test::bench_lock_unlock ... ok
[INFO] [stdout] test unix::test::lock_replace ... ok
[INFO] [stdout] test test::lock_exclusive ... ok
[INFO] [stdout] test test::lock_cleanup ... ok
[INFO] [stdout] test test::bench_file_allocate ... ok
[INFO] [stdout] test unix::test::duplicate_new_fd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[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" "8c7609ee90a2d84d9d0c8c9302b9ebd5e75cfb1fd20740ed4e67f6ea11bea0b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7609ee90a2d84d9d0c8c9302b9ebd5e75cfb1fd20740ed4e67f6ea11bea0b8", kill_on_drop: false }`
[INFO] [stdout] 8c7609ee90a2d84d9d0c8c9302b9ebd5e75cfb1fd20740ed4e67f6ea11bea0b8