[INFO] fetching crate tokio-tungstenite 0.12.0...
[INFO] testing tokio-tungstenite-0.12.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate tokio-tungstenite 0.12.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tokio-tungstenite 0.12.0 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 tokio-tungstenite 0.12.0
[INFO] finished tweaking crates.io crate tokio-tungstenite 0.12.0
[INFO] tweaked toml for crates.io crate tokio-tungstenite 0.12.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate tokio-tungstenite 0.12.0 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 tokio-native-tls v0.2.0
[INFO] [stderr]   Downloaded mio v0.7.5
[INFO] [stderr]   Downloaded tokio v0.3.3
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 391cc538068f6d7fdf4a57cecccbd4063cc10dd2a273297e0d8a863bef62c741
[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" "391cc538068f6d7fdf4a57cecccbd4063cc10dd2a273297e0d8a863bef62c741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391cc538068f6d7fdf4a57cecccbd4063cc10dd2a273297e0d8a863bef62c741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391cc538068f6d7fdf4a57cecccbd4063cc10dd2a273297e0d8a863bef62c741", kill_on_drop: false }`
[INFO] [stdout] 391cc538068f6d7fdf4a57cecccbd4063cc10dd2a273297e0d8a863bef62c741
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7abae8a67db86ee1b6930f6f637bded136591a6456f29e7be5f248ac3ecd8e54
[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" "7abae8a67db86ee1b6930f6f637bded136591a6456f29e7be5f248ac3ecd8e54", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling tokio v0.3.3
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling mio v0.7.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.64s
[INFO] running `Command { std: "docker" "inspect" "7abae8a67db86ee1b6930f6f637bded136591a6456f29e7be5f248ac3ecd8e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abae8a67db86ee1b6930f6f637bded136591a6456f29e7be5f248ac3ecd8e54", kill_on_drop: false }`
[INFO] [stdout] 7abae8a67db86ee1b6930f6f637bded136591a6456f29e7be5f248ac3ecd8e54
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b2fe08e98917a3e7e84c49b340fb95b61964c19f1dd9742f90ecb2dc69f4091
[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" "8b2fe08e98917a3e7e84c49b340fb95b61964c19f1dd9742f90ecb2dc69f4091", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `tokio-tungstenite`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name client --edition=2018 examples/client.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="connect"' --cfg 'feature="default"' --cfg 'feature="stream"' -C metadata=6b6cdfc9e11b0120 -C extra-filename=-6b6cdfc9e11b0120 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-4cbceaaa3ac84ca2.rlib --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-2592b1426e34b88c.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-201196fd55e119a6.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-93afe3d9087c158b.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-a6fa756a8faa79e7.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-e01bfac0d71ef330.rlib --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-f635bbb3b2206752.rlib --extern tungstenite=/opt/rustwide/target/debug/deps/libtungstenite-7558dd121f81f397.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-7a1f69ccf77512fa.rlib --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" "8b2fe08e98917a3e7e84c49b340fb95b61964c19f1dd9742f90ecb2dc69f4091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2fe08e98917a3e7e84c49b340fb95b61964c19f1dd9742f90ecb2dc69f4091", kill_on_drop: false }`
[INFO] [stdout] 8b2fe08e98917a3e7e84c49b340fb95b61964c19f1dd9742f90ecb2dc69f4091