[INFO] fetching crate neutrino 0.3.1...
[INFO] testing neutrino-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate neutrino 0.3.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate neutrino 0.3.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neutrino 0.3.1
[INFO] finished tweaking crates.io crate neutrino 0.3.1
[INFO] tweaked toml for crates.io crate neutrino 0.3.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate neutrino 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aec382e742a78833d9a893ec46b447c9ecf210cba27e00ef4d6e874614a028f0
[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" "aec382e742a78833d9a893ec46b447c9ecf210cba27e00ef4d6e874614a028f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aec382e742a78833d9a893ec46b447c9ecf210cba27e00ef4d6e874614a028f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec382e742a78833d9a893ec46b447c9ecf210cba27e00ef4d6e874614a028f0", kill_on_drop: false }`
[INFO] [stdout] aec382e742a78833d9a893ec46b447c9ecf210cba27e00ef4d6e874614a028f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d029fc7242f79f890e63f8fd267b368eebcf90d630245e9c5f9b89aee40711
[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" "52d029fc7242f79f890e63f8fd267b368eebcf90d630245e9c5f9b89aee40711", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling bytecount v0.5.1
[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling webview-sys v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling web-view v0.4.1
[INFO] [stderr]    Compiling rsass v0.11.0
[INFO] [stderr]    Compiling neutrino v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.36s
[INFO] running `Command { std: "docker" "inspect" "52d029fc7242f79f890e63f8fd267b368eebcf90d630245e9c5f9b89aee40711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d029fc7242f79f890e63f8fd267b368eebcf90d630245e9c5f9b89aee40711", kill_on_drop: false }`
[INFO] [stdout] 52d029fc7242f79f890e63f8fd267b368eebcf90d630245e9c5f9b89aee40711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 080fdca993b960e2c0285dc2c9d51a58fed2160ce88c0b0e6e36cf9153cfe21a
[INFO] running `Command { std: "docker" "start" "-a" "080fdca993b960e2c0285dc2c9d51a58fed2160ce88c0b0e6e36cf9153cfe21a", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutrino v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `neutrino`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name neutrino --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=4d7744da9c992f07 -C extra-filename=-4d7744da9c992f07 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern base64=/opt/rustwide/target/debug/deps/libbase64-9a062aa9f612c3cb.rlib --extern json=/opt/rustwide/target/debug/deps/libjson-47058977712b72f9.rlib --extern rsass=/opt/rustwide/target/debug/deps/librsass-9ec395949b49ea60.rlib --extern strfmt=/opt/rustwide/target/debug/deps/libstrfmt-8a416a06f6af6802.rlib --extern web_view=/opt/rustwide/target/debug/deps/libweb_view-372ccfcba15cdb3a.rlib --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/webview-sys-85a96a337e1e5a12/out` (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" "080fdca993b960e2c0285dc2c9d51a58fed2160ce88c0b0e6e36cf9153cfe21a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080fdca993b960e2c0285dc2c9d51a58fed2160ce88c0b0e6e36cf9153cfe21a", kill_on_drop: false }`
[INFO] [stdout] 080fdca993b960e2c0285dc2c9d51a58fed2160ce88c0b0e6e36cf9153cfe21a