[INFO] cloning repository https://github.com/dunnock/grayarea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dunnock/grayarea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fgrayarea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fgrayarea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6350bf8f717cca5d0a5de4be0ac8b1f2c5cef0d
[INFO] testing dunnock/grayarea against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fgrayarea" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dunnock/grayarea 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 git repo https://github.com/dunnock/grayarea
[INFO] removed workspace from git repo https://github.com/dunnock/grayarea
[INFO] finished tweaking git repo https://github.com/dunnock/grayarea
[INFO] tweaked toml for git repo https://github.com/dunnock/grayarea written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dunnock/grayarea 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] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/snapview/tokio-tungstenite`
[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 target-lexicon v0.8.1
[INFO] [stderr]   Downloaded cranelift-entity v0.44.0
[INFO] [stderr]   Downloaded cranelift-native v0.44.0
[INFO] [stderr]   Downloaded wasmer-clif-fork-wasm v0.44.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.44.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.44.0
[INFO] [stderr]   Downloaded wasmparser v0.39.3
[INFO] [stderr]   Downloaded cranelift-bforest v0.44.0
[INFO] [stderr]   Downloaded typetag-impl v0.1.6
[INFO] [stderr]   Downloaded wasmer-clif-fork-frontend v0.44.0
[INFO] [stderr]   Downloaded typetag v0.1.6
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.44.0
[INFO] [stderr]   Downloaded wasmer-win-exception-handler v0.12.0
[INFO] [stderr]   Downloaded ipc-orchestrator v0.3.3
[INFO] [stderr]   Downloaded wasmer-clif-backend v0.12.0
[INFO] [stderr]   Downloaded wasmer-runtime v0.12.0
[INFO] [stderr]   Downloaded wasmer-wasi v0.12.0
[INFO] [stderr]   Downloaded wasmer-runtime-core v0.12.0
[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" "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] dd7310af1589bd2e82bccef3b02a5cd6643556a87b686a398dfae38ade41f4d3
[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" "dd7310af1589bd2e82bccef3b02a5cd6643556a87b686a398dfae38ade41f4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7310af1589bd2e82bccef3b02a5cd6643556a87b686a398dfae38ade41f4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7310af1589bd2e82bccef3b02a5cd6643556a87b686a398dfae38ade41f4d3", kill_on_drop: false }`
[INFO] [stdout] dd7310af1589bd2e82bccef3b02a5cd6643556a87b686a398dfae38ade41f4d3
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1498ad56735b58f5302747abecb8e841637bb584ff24fe4ac7fd758aea072cdd
[INFO] running `Command { std: "docker" "start" "-a" "1498ad56735b58f5302747abecb8e841637bb584ff24fe4ac7fd758aea072cdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling pin-project v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling serde_yaml v0.8.15
[INFO] [stderr]    Compiling ipc-channel v0.13.0
[INFO] [stderr]    Compiling ipc-orchestrator v0.3.3
[INFO] [stderr]    Compiling grayarea v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "1498ad56735b58f5302747abecb8e841637bb584ff24fe4ac7fd758aea072cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1498ad56735b58f5302747abecb8e841637bb584ff24fe4ac7fd758aea072cdd", kill_on_drop: false }`
[INFO] [stdout] 1498ad56735b58f5302747abecb8e841637bb584ff24fe4ac7fd758aea072cdd
[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" "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] 4b4409e42b79c917e661aa7b60c630a4c1713327efe24bbab320be15ca5ea1fd
[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" "4b4409e42b79c917e661aa7b60c630a4c1713327efe24bbab320be15ca5ea1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling grayarea v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "4b4409e42b79c917e661aa7b60c630a4c1713327efe24bbab320be15ca5ea1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4409e42b79c917e661aa7b60c630a4c1713327efe24bbab320be15ca5ea1fd", kill_on_drop: false }`
[INFO] [stdout] 4b4409e42b79c917e661aa7b60c630a4c1713327efe24bbab320be15ca5ea1fd
[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" "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", kill_on_drop: false }`
[INFO] [stdout] 8a705aaf1e0cc5df7d0110c23bf08a8b1f25e3cf4dbab299f02f57a0444f5979
[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" "8a705aaf1e0cc5df7d0110c23bf08a8b1f25e3cf4dbab299f02f57a0444f5979", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grayarea-234df89b1044a3d0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grayarea
[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" "8a705aaf1e0cc5df7d0110c23bf08a8b1f25e3cf4dbab299f02f57a0444f5979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a705aaf1e0cc5df7d0110c23bf08a8b1f25e3cf4dbab299f02f57a0444f5979", kill_on_drop: false }`
[INFO] [stdout] 8a705aaf1e0cc5df7d0110c23bf08a8b1f25e3cf4dbab299f02f57a0444f5979