[INFO] fetching crate sass-rocket-fairing 0.1.0...
[INFO] testing sass-rocket-fairing-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sass-rocket-fairing 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sass-rocket-fairing 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sass-rocket-fairing 0.1.0
[INFO] finished tweaking crates.io crate sass-rocket-fairing 0.1.0
[INFO] tweaked toml for crates.io crate sass-rocket-fairing 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sass-rocket-fairing 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.68
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded async-trait v0.1.50
[INFO] [stderr]   Downloaded lazycell v1.3.0
[INFO] [stderr]   Downloaded tokio-util v0.6.7
[INFO] [stderr]   Downloaded normpath v0.3.0
[INFO] [stderr]   Downloaded unchecked-index v0.2.2
[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
[INFO] [stderr]   Downloaded inotify-sys v0.1.5
[INFO] [stderr]   Downloaded filetime v0.2.14
[INFO] [stderr]   Downloaded binascii v0.1.4
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] [stderr]   Downloaded uncased v0.9.6
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded devise_codegen v0.3.0
[INFO] [stderr]   Downloaded hyper v0.14.10
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded http-body v0.4.2
[INFO] [stderr]   Downloaded ref-cast v1.0.6
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.9
[INFO] [stderr]   Downloaded httparse v1.4.1
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded async-stream v0.3.2
[INFO] [stderr]   Downloaded devise v0.3.0
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.1
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded tracing-core v0.1.18
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] [stderr]   Downloaded generator v0.7.0
[INFO] [stderr]   Downloaded loom v0.5.1
[INFO] [stderr]   Downloaded h2 v0.3.3
[INFO] [stderr]   Downloaded stable-pattern v0.1.0
[INFO] [stderr]   Downloaded devise_core v0.3.0
[INFO] [stderr]   Downloaded cookie v0.15.0
[INFO] [stderr]   Downloaded futures-sink v0.3.15
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.1
[INFO] [stderr]   Downloaded ubyte v0.10.1
[INFO] [stderr]   Downloaded yansi v0.5.0
[INFO] [stderr]   Downloaded figment v0.10.6
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.1
[INFO] [stderr]   Downloaded pear v0.2.3
[INFO] [stderr]   Downloaded state v0.5.2
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded twoway v0.2.2
[INFO] [stderr]   Downloaded multer v2.0.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded tokio-stream v0.1.7
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.9.1
[INFO] [stderr]   Downloaded rustversion v1.0.5
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded bytes v1.0.1
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded futures-io v0.3.15
[INFO] [stderr]   Downloaded socket2 v0.4.0
[INFO] [stderr]   Downloaded slab v0.4.3
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded inlinable_string v0.1.14
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.6
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] ca7e9851e5a4f42ec0b9e711ec93adc411a555280f531639eec3a2605059eac7
[INFO] running `Command { std: "docker" "start" "-a" "ca7e9851e5a4f42ec0b9e711ec93adc411a555280f531639eec3a2605059eac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca7e9851e5a4f42ec0b9e711ec93adc411a555280f531639eec3a2605059eac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7e9851e5a4f42ec0b9e711ec93adc411a555280f531639eec3a2605059eac7", kill_on_drop: false }`
[INFO] [stdout] ca7e9851e5a4f42ec0b9e711ec93adc411a555280f531639eec3a2605059eac7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bb0f639a8645f7fc10bf3b50142f8cd0c89c4e2223031b234f4a86ee00483bf
[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" "7bb0f639a8645f7fc10bf3b50142f8cd0c89c4e2223031b234f4a86ee00483bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]    Compiling state v0.5.2
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling binascii v0.1.4
[INFO] [stderr]    Compiling normpath v0.3.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling cookie v0.15.0
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]    Compiling multer v2.0.0
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling sass-sys v0.4.22
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling rocket v0.5.0-rc.1
[INFO] [stderr]    Compiling devise_core v0.3.0
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr] error: could not compile `mio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name mio /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.6.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="with-deprecated"' -C metadata=1884cb65bd883e49 -C extra-filename=-1884cb65bd883e49 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b22544e46cbb7baa.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-2f270d599e81929c.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-14e5f6a0f26c538c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e79d96be0b9672b0.rmeta --extern net2=/opt/rustwide/target/debug/deps/libnet2-47b8fa44cc3a5038.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-cbaf1199efcec976.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7bb0f639a8645f7fc10bf3b50142f8cd0c89c4e2223031b234f4a86ee00483bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb0f639a8645f7fc10bf3b50142f8cd0c89c4e2223031b234f4a86ee00483bf", kill_on_drop: false }`
[INFO] [stdout] 7bb0f639a8645f7fc10bf3b50142f8cd0c89c4e2223031b234f4a86ee00483bf