[INFO] fetching crate fuser 0.6.0...
[INFO] testing fuser-0.6.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fuser 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fuser 0.6.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuser 0.6.0
[INFO] finished tweaking crates.io crate fuser 0.6.0
[INFO] tweaked toml for crates.io crate fuser 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate fuser 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded users v0.11.0
[INFO] [stderr]   Downloaded env_logger v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ec435f3edf1667c85c280b83e3499a8ba119e89fcccf9132cae6f5798fca3be
[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" "5ec435f3edf1667c85c280b83e3499a8ba119e89fcccf9132cae6f5798fca3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec435f3edf1667c85c280b83e3499a8ba119e89fcccf9132cae6f5798fca3be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec435f3edf1667c85c280b83e3499a8ba119e89fcccf9132cae6f5798fca3be", kill_on_drop: false }`
[INFO] [stdout] 5ec435f3edf1667c85c280b83e3499a8ba119e89fcccf9132cae6f5798fca3be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0deb6e00e4ae53e6942e4c0df12495ecec68ffe936fd8cd40f1354c792ba256
[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" "d0deb6e00e4ae53e6942e4c0df12495ecec68ffe936fd8cd40f1354c792ba256", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling fuser v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "d0deb6e00e4ae53e6942e4c0df12495ecec68ffe936fd8cd40f1354c792ba256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0deb6e00e4ae53e6942e4c0df12495ecec68ffe936fd8cd40f1354c792ba256", kill_on_drop: false }`
[INFO] [stdout] d0deb6e00e4ae53e6942e4c0df12495ecec68ffe936fd8cd40f1354c792ba256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b91233a056ac006931781b52241bd568ca8511e86210aad7584c013c4d1f7f
[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" "52b91233a056ac006931781b52241bd568ca8511e86210aad7584c013c4d1f7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.8.1
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling fuser v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.93s
[INFO] running `Command { std: "docker" "inspect" "52b91233a056ac006931781b52241bd568ca8511e86210aad7584c013c4d1f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b91233a056ac006931781b52241bd568ca8511e86210aad7584c013c4d1f7f", kill_on_drop: false }`
[INFO] [stdout] 52b91233a056ac006931781b52241bd568ca8511e86210aad7584c013c4d1f7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bf29b3a815d6ac7af0a44b307098be72f96f2f357912d36341f717dfe52e9c3
[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" "0bf29b3a815d6ac7af0a44b307098be72f96f2f357912d36341f717dfe52e9c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuser-4548da41d725df5c
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test ll::argument::tests::all_data ... ok
[INFO] [stdout] test ll::argument::tests::mixed_arguments ... ok
[INFO] [stdout] test ll::argument::tests::string_argument ... ok
[INFO] [stdout] test mount_options::test::option_checking ... ok
[INFO] [stdout] test reply::test::reply_attr ... ok
[INFO] [stdout] test reply::test::reply_bmap ... ok
[INFO] [stdout] test reply::test::reply_create ... ok
[INFO] [stdout] test reply::test::reply_data ... ok
[INFO] [stdout] test ll::argument::tests::bytes_data ... ok
[INFO] [stdout] test channel::test::fuse_args ... ok
[INFO] [stdout] test ll::argument::tests::out_of_data ... ok
[INFO] [stdout] test ll::request::tests::short_read_header ... ok
[INFO] [stdout] test ll::argument::tests::generic_argument ... ok
[INFO] [stdout] test ll::request::tests::init ... ok
[INFO] [stdout] test ll::request::tests::mknod ... ok
[INFO] [stdout] test reply::test::async_reply ... ok
[INFO] [stdout] test ll::request::tests::short_read ... ok
[INFO] [stdout] test reply::test::reply_directory ... ok
[INFO] [stdout] test reply::test::reply_error ... ok
[INFO] [stdout] test reply::test::reply_lock ... ok
[INFO] [stdout] test reply::test::serialize_tuple ... ok
[INFO] [stdout] test reply::test::reply_xattr_data ... ok
[INFO] [stdout] test reply::test::reply_xattr_size ... ok
[INFO] [stdout] test reply::test::serialize_empty ... ok
[INFO] [stdout] test reply::test::serialize_slice ... ok
[INFO] [stdout] test reply::test::reply_empty ... ok
[INFO] [stdout] test reply::test::reply_statfs ... ok
[INFO] [stdout] test reply::test::reply_open ... ok
[INFO] [stdout] test reply::test::serialize_struct ... ok
[INFO] [stdout] test reply::test::reply_entry ... ok
[INFO] [stdout] test reply::test::reply_write ... ok
[INFO] [stdout] test reply::test::reply_raw ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fuser
[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" "0bf29b3a815d6ac7af0a44b307098be72f96f2f357912d36341f717dfe52e9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf29b3a815d6ac7af0a44b307098be72f96f2f357912d36341f717dfe52e9c3", kill_on_drop: false }`
[INFO] [stdout] 0bf29b3a815d6ac7af0a44b307098be72f96f2f357912d36341f717dfe52e9c3