[INFO] cloning repository https://github.com/yui-knk/ws_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yui-knk/ws_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyui-knk%2Fws_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyui-knk%2Fws_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9095f825dfe36991be55a1c288df822f2a2dcf51
[INFO] checking yui-knk/ws_sample against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyui-knk%2Fws_sample" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yui-knk/ws_sample on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yui-knk/ws_sample
[INFO] finished tweaking git repo https://github.com/yui-knk/ws_sample
[INFO] tweaked toml for git repo https://github.com/yui-knk/ws_sample written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/yui-knk/ws_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded byteorder v1.2.6
[INFO] [stderr]   Downloaded url v1.7.1
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.3
[INFO] [stderr]   Downloaded unicode-bidi v0.3.4
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded iovec v0.1.2
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded log v0.4.5
[INFO] [stderr]   Downloaded net2 v0.2.33
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded ws v0.7.9
[INFO] [stderr]   Downloaded mio v0.6.16
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded bytes v0.4.10
[INFO] [stderr]   Downloaded mio-extras v2.0.5
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded lazycell v1.2.0
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f6190ddeb2f23773f9d6c287e79f9fc643599b26b3f086cd4ae8ebd86db8716
[INFO] running `Command { std: "docker" "start" "-a" "8f6190ddeb2f23773f9d6c287e79f9fc643599b26b3f086cd4ae8ebd86db8716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f6190ddeb2f23773f9d6c287e79f9fc643599b26b3f086cd4ae8ebd86db8716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6190ddeb2f23773f9d6c287e79f9fc643599b26b3f086cd4ae8ebd86db8716", kill_on_drop: false }`
[INFO] [stdout] 8f6190ddeb2f23773f9d6c287e79f9fc643599b26b3f086cd4ae8ebd86db8716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e190ba53e6e40a46b1bd4acc16b9db4e6f1217d342af81528105ad4ba6650a1
[INFO] running `Command { std: "docker" "start" "-a" "7e190ba53e6e40a46b1bd4acc16b9db4e6f1217d342af81528105ad4ba6650a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking ws_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.89s
[INFO] running `Command { std: "docker" "inspect" "7e190ba53e6e40a46b1bd4acc16b9db4e6f1217d342af81528105ad4ba6650a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e190ba53e6e40a46b1bd4acc16b9db4e6f1217d342af81528105ad4ba6650a1", kill_on_drop: false }`
[INFO] [stdout] 7e190ba53e6e40a46b1bd4acc16b9db4e6f1217d342af81528105ad4ba6650a1