[INFO] fetching crate fs2 0.4.3...
[INFO] testing fs2-0.4.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate fs2 0.4.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate fs2 0.4.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98aa7e0493158558ae38ea09355ba0974f429335c2475a30d6650305765a08f1
[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" "98aa7e0493158558ae38ea09355ba0974f429335c2475a30d6650305765a08f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98aa7e0493158558ae38ea09355ba0974f429335c2475a30d6650305765a08f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98aa7e0493158558ae38ea09355ba0974f429335c2475a30d6650305765a08f1", kill_on_drop: false }`
[INFO] [stdout] 98aa7e0493158558ae38ea09355ba0974f429335c2475a30d6650305765a08f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a56daa2c2e736a4b2d4b3bd81580bac121282a03a83395c4f88aa1ca33dc3efa
[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" "a56daa2c2e736a4b2d4b3bd81580bac121282a03a83395c4f88aa1ca33dc3efa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs2 v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a56daa2c2e736a4b2d4b3bd81580bac121282a03a83395c4f88aa1ca33dc3efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56daa2c2e736a4b2d4b3bd81580bac121282a03a83395c4f88aa1ca33dc3efa", kill_on_drop: false }`
[INFO] [stdout] a56daa2c2e736a4b2d4b3bd81580bac121282a03a83395c4f88aa1ca33dc3efa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 185ba045b6c462e2c9d95cade09253aa962d23f751f7a3c222bd4a15d7be05a5
[INFO] running `Command { std: "docker" "start" "-a" "185ba045b6c462e2c9d95cade09253aa962d23f751f7a3c222bd4a15d7be05a5", kill_on_drop: false }`
[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 3.24s
[INFO] running `Command { std: "docker" "inspect" "185ba045b6c462e2c9d95cade09253aa962d23f751f7a3c222bd4a15d7be05a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "185ba045b6c462e2c9d95cade09253aa962d23f751f7a3c222bd4a15d7be05a5", kill_on_drop: false }`
[INFO] [stdout] 185ba045b6c462e2c9d95cade09253aa962d23f751f7a3c222bd4a15d7be05a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c072474e01f904e82c964fe30607b910899d512da32ab2da350f3197ef3b94d8
[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" "c072474e01f904e82c964fe30607b910899d512da32ab2da350f3197ef3b94d8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fs2-a2079341688a47d7)
[INFO] [stdout] test test::bench_file_allocate ... ok
[INFO] [stdout] test test::allocate ... ok
[INFO] [stdout] test test::duplicate ... ok
[INFO] [stdout] test test::bench_allocated_size ... ok
[INFO] [stdout] test test::bench_duplicate ... ok
[INFO] [stdout] test test::bench_available_space ... ok
[INFO] [stdout] test test::bench_file_create ... ok
[INFO] [stdout] test test::bench_file_truncate ... ok
[INFO] [stdout] test test::bench_free_space ... ok
[INFO] [stdout] test test::filesystem_space ... ok
[INFO] [stdout] test test::bench_total_space ... ok
[INFO] [stdout] test test::lock_cleanup ... ok
[INFO] [stdout] test test::lock_exclusive ... 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 unix::test::lock_replace ... ok
[INFO] [stdout] test unix::test::duplicate_new_fd ... ok
[INFO] [stderr]    Doc-tests fs2
[INFO] [stdout] test test::bench_lock_unlock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "c072474e01f904e82c964fe30607b910899d512da32ab2da350f3197ef3b94d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c072474e01f904e82c964fe30607b910899d512da32ab2da350f3197ef3b94d8", kill_on_drop: false }`
[INFO] [stdout] c072474e01f904e82c964fe30607b910899d512da32ab2da350f3197ef3b94d8