[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 try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fgrayarea" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dunnock/grayarea on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking 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-14/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/snapview/tokio-tungstenite`
[INFO] [stderr]     Updating git repository `https://github.com/dunnock/poloniex-api-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inventory-impl v0.1.5
[INFO] [stderr]   Downloaded erased-serde v0.3.10
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.3
[INFO] [stderr]   Downloaded page_size v0.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.0
[INFO] [stderr]   Downloaded proc-macro-error v0.4.4
[INFO] [stderr]   Downloaded ctor v0.1.12
[INFO] [stderr]   Downloaded typetag v0.1.4
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded serde-bench v0.0.7
[INFO] [stderr]   Downloaded serde_yaml v0.8.11
[INFO] [stderr]   Downloaded json v0.12.0
[INFO] [stderr]   Downloaded cmake v0.1.42
[INFO] [stderr]   Downloaded cranelift-bforest v0.44.0
[INFO] [stderr]   Downloaded wasmer-clif-fork-wasm v0.44.0
[INFO] [stderr]   Downloaded wasmer-wasi v0.12.0
[INFO] [stderr]   Downloaded wasmer-runtime v0.12.0
[INFO] [stderr]   Downloaded cranelift-entity v0.44.0
[INFO] [stderr]   Downloaded generational-arena v0.2.7
[INFO] [stderr]   Downloaded ipc-orchestrator v0.3.2
[INFO] [stderr]   Downloaded wasmer-clif-fork-frontend v0.44.0
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded wasmer-clif-backend v0.12.0
[INFO] [stderr]   Downloaded wasmer-win-exception-handler v0.12.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.44.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.44.0
[INFO] [stderr]   Downloaded ghost v0.1.1
[INFO] [stderr]   Downloaded structopt v0.3.7
[INFO] [stderr]   Downloaded cranelift-codegen v0.44.0
[INFO] [stderr]   Downloaded raw-cpuid v6.1.0
[INFO] [stderr]   Downloaded inventory v0.1.5
[INFO] [stderr]   Downloaded target-lexicon v0.8.1
[INFO] [stderr]   Downloaded syn-mid v0.4.0
[INFO] [stderr]   Downloaded rustversion v1.0.1
[INFO] [stderr]   Downloaded wasmer-runtime-core v0.12.0
[INFO] [stderr]   Downloaded wasmparser v0.39.3
[INFO] [stderr]   Downloaded cranelift-native v0.44.0
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded typetag-impl v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 110cd049b37d2caaed03368272805bd1616a31d43c4f560e2fc544de1ff80962
[INFO] running `Command { std: "docker" "start" "-a" "110cd049b37d2caaed03368272805bd1616a31d43c4f560e2fc544de1ff80962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "110cd049b37d2caaed03368272805bd1616a31d43c4f560e2fc544de1ff80962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110cd049b37d2caaed03368272805bd1616a31d43c4f560e2fc544de1ff80962", kill_on_drop: false }`
[INFO] [stdout] 110cd049b37d2caaed03368272805bd1616a31d43c4f560e2fc544de1ff80962
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7d8ee5cc7327ff05cb0db28acc15fbec169adc548331c5cc0bbcfb95987607
[INFO] running `Command { std: "docker" "start" "-a" "9c7d8ee5cc7327ff05cb0db28acc15fbec169adc548331c5cc0bbcfb95987607", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio v0.2.9
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_bytes v0.11.3
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling ipc-channel v0.13.0
[INFO] [stderr]    Compiling ipc-orchestrator v0.3.2
[INFO] [stderr]    Compiling grayarea v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.83s
[INFO] running `Command { std: "docker" "inspect" "9c7d8ee5cc7327ff05cb0db28acc15fbec169adc548331c5cc0bbcfb95987607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7d8ee5cc7327ff05cb0db28acc15fbec169adc548331c5cc0bbcfb95987607", kill_on_drop: false }`
[INFO] [stdout] 9c7d8ee5cc7327ff05cb0db28acc15fbec169adc548331c5cc0bbcfb95987607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e8f21c31b8c00a8769f9db4f989885c454c16fa824c94ed47840d18ebff94c1
[INFO] running `Command { std: "docker" "start" "-a" "3e8f21c31b8c00a8769f9db4f989885c454c16fa824c94ed47840d18ebff94c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling grayarea v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "3e8f21c31b8c00a8769f9db4f989885c454c16fa824c94ed47840d18ebff94c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8f21c31b8c00a8769f9db4f989885c454c16fa824c94ed47840d18ebff94c1", kill_on_drop: false }`
[INFO] [stdout] 3e8f21c31b8c00a8769f9db4f989885c454c16fa824c94ed47840d18ebff94c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eab48601812a50ff27a42464e8d13193c73ee257e51fdf8cc99509a79262aee0
[INFO] running `Command { std: "docker" "start" "-a" "eab48601812a50ff27a42464e8d13193c73ee257e51fdf8cc99509a79262aee0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grayarea-d4d9fd486cbf3d18)
[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" "eab48601812a50ff27a42464e8d13193c73ee257e51fdf8cc99509a79262aee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab48601812a50ff27a42464e8d13193c73ee257e51fdf8cc99509a79262aee0", kill_on_drop: false }`
[INFO] [stdout] eab48601812a50ff27a42464e8d13193c73ee257e51fdf8cc99509a79262aee0