[INFO] crate fasttext-serving 0.6.0-alpha.6 is already in cache
[INFO] testing fasttext-serving-0.6.0-alpha.6 against 1.45.2 for beta-1.46-1
[INFO] extracting crate fasttext-serving 0.6.0-alpha.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fasttext-serving 0.6.0-alpha.6 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasttext-serving 0.6.0-alpha.6
[INFO] finished tweaking crates.io crate fasttext-serving 0.6.0-alpha.6
[INFO] tweaked toml for crates.io crate fasttext-serving 0.6.0-alpha.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fasttext-serving 0.6.0-alpha.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f701b527933b243621ff62aa7f127a970bb4841172b642d59e927f9a9c0062bc
[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" "f701b527933b243621ff62aa7f127a970bb4841172b642d59e927f9a9c0062bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f701b527933b243621ff62aa7f127a970bb4841172b642d59e927f9a9c0062bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f701b527933b243621ff62aa7f127a970bb4841172b642d59e927f9a9c0062bc", kill_on_drop: false }`
[INFO] [stdout] f701b527933b243621ff62aa7f127a970bb4841172b642d59e927f9a9c0062bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 839b572939d02146f3c4ed47bf1aefc0fb94c0ff7da534a4a30a74c4a150ad1c
[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" "839b572939d02146f3c4ed47bf1aefc0fb94c0ff7da534a4a30a74c4a150ad1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling tower-layer v0.3.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling standback v0.2.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling cfasttext-sys v0.4.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling actix-router v0.2.4
[INFO] [stderr]    Compiling time v0.2.9
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling async-stream v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling actix-service v1.0.5
[INFO] [stderr]    Compiling tower-discover v0.3.0
[INFO] [stderr] error: could not compile `tokio`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="blocking"' --cfg 'feature="default"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="num_cpus"' --cfg 'feature="rt-core"' --cfg 'feature="rt-threaded"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=a079a10cca0aa2ad -C extra-filename=-a079a10cca0aa2ad --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f43c921aa515af8a.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-17f81a650e186a33.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-423f8131880f5fea.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-4ecfdfaef388bd19.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-660ab907323d6aba.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-7395dad9984dcf6a.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-994f1cb85517744c.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-f9351c7183cfcf17.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-7680dfe1d08b0786.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-96597e6c56e182cc.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-ceeb042be6e3a390.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-bb6f8e3b7acd25da.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-f053b532a5ee7f39.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-6700f5dc23f88ec6.so --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" "839b572939d02146f3c4ed47bf1aefc0fb94c0ff7da534a4a30a74c4a150ad1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839b572939d02146f3c4ed47bf1aefc0fb94c0ff7da534a4a30a74c4a150ad1c", kill_on_drop: false }`
[INFO] [stdout] 839b572939d02146f3c4ed47bf1aefc0fb94c0ff7da534a4a30a74c4a150ad1c