[INFO] fetching crate tundevice 0.1.4...
[INFO] testing tundevice-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tundevice 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tundevice 0.1.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking crates.io crate tundevice 0.1.4
[INFO] finished tweaking crates.io crate tundevice 0.1.4
[INFO] tweaked toml for crates.io crate tundevice 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 9070c1bf9d9cc0da5c23b80acccaef98addcc6ee8a8b2a17ba1b00313979a595
[INFO] running `Command { std: "docker" "start" "-a" "9070c1bf9d9cc0da5c23b80acccaef98addcc6ee8a8b2a17ba1b00313979a595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9070c1bf9d9cc0da5c23b80acccaef98addcc6ee8a8b2a17ba1b00313979a595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9070c1bf9d9cc0da5c23b80acccaef98addcc6ee8a8b2a17ba1b00313979a595", kill_on_drop: false }`
[INFO] [stdout] 9070c1bf9d9cc0da5c23b80acccaef98addcc6ee8a8b2a17ba1b00313979a595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9605db5d8a2c2eebaf6c0f279056bb5f43b5467f29959c9b762fb19cd75e69b8
[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" "9605db5d8a2c2eebaf6c0f279056bb5f43b5467f29959c9b762fb19cd75e69b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tundevice v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling nanorand v0.6.1
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling flume v0.10.11
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling async-process v1.3.0
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "9605db5d8a2c2eebaf6c0f279056bb5f43b5467f29959c9b762fb19cd75e69b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9605db5d8a2c2eebaf6c0f279056bb5f43b5467f29959c9b762fb19cd75e69b8", kill_on_drop: false }`
[INFO] [stdout] 9605db5d8a2c2eebaf6c0f279056bb5f43b5467f29959c9b762fb19cd75e69b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 961158d9638fd9a0241f305fd7d99b9ca92c92aa292697b20acbeb3494aff7b3
[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" "961158d9638fd9a0241f305fd7d99b9ca92c92aa292697b20acbeb3494aff7b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tundevice v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "961158d9638fd9a0241f305fd7d99b9ca92c92aa292697b20acbeb3494aff7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961158d9638fd9a0241f305fd7d99b9ca92c92aa292697b20acbeb3494aff7b3", kill_on_drop: false }`
[INFO] [stdout] 961158d9638fd9a0241f305fd7d99b9ca92c92aa292697b20acbeb3494aff7b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 541851ece11a6099218f01ea4998fe44def56e0180cc65faa999429c1692e04b
[INFO] running `Command { std: "docker" "start" "-a" "541851ece11a6099218f01ea4998fe44def56e0180cc65faa999429c1692e04b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tundevice-1f0cd750270cd744)
[INFO] [stderr]    Doc-tests tundevice
[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] [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" "541851ece11a6099218f01ea4998fe44def56e0180cc65faa999429c1692e04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541851ece11a6099218f01ea4998fe44def56e0180cc65faa999429c1692e04b", kill_on_drop: false }`
[INFO] [stdout] 541851ece11a6099218f01ea4998fe44def56e0180cc65faa999429c1692e04b