[INFO] cloning repository https://github.com/conorbros/websocket-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conorbros/websocket-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorbros%2Fwebsocket-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorbros%2Fwebsocket-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0163f4f75b65bd2d87d5b9c6828ec9f589ca267
[INFO] checking conorbros/websocket-experiment against master#9c8a2694fadf3900c4d7880f6357cee60e9aa39b for pr-117589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorbros%2Fwebsocket-experiment" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conorbros/websocket-experiment on toolchain 9c8a2694fadf3900c4d7880f6357cee60e9aa39b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c8a2694fadf3900c4d7880f6357cee60e9aa39b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conorbros/websocket-experiment
[INFO] finished tweaking git repo https://github.com/conorbros/websocket-experiment
[INFO] tweaked toml for git repo https://github.com/conorbros/websocket-experiment written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/conorbros/websocket-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c8a2694fadf3900c4d7880f6357cee60e9aa39b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking conorbros/websocket-experiment against try#1e981f329e2ae73beb121ad9b30e8013bc4ead78 for pr-117589
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorbros%2Fwebsocket-experiment" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conorbros/websocket-experiment on toolchain 1e981f329e2ae73beb121ad9b30e8013bc4ead78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1e981f329e2ae73beb121ad9b30e8013bc4ead78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conorbros/websocket-experiment
[INFO] finished tweaking git repo https://github.com/conorbros/websocket-experiment
[INFO] tweaked toml for git repo https://github.com/conorbros/websocket-experiment written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/conorbros/websocket-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1e981f329e2ae73beb121ad9b30e8013bc4ead78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tungstenite v0.18.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.18.0
[INFO] [stderr]   Downloaded tungstenite v0.19.0
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+1e981f329e2ae73beb121ad9b30e8013bc4ead78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 484e2a8cf08ef04bd7426ff7fd0ce7a4d1f838d00cd44c905ae55673e351deb5
[INFO] running `Command { std: "docker" "start" "-a" "484e2a8cf08ef04bd7426ff7fd0ce7a4d1f838d00cd44c905ae55673e351deb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "484e2a8cf08ef04bd7426ff7fd0ce7a4d1f838d00cd44c905ae55673e351deb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484e2a8cf08ef04bd7426ff7fd0ce7a4d1f838d00cd44c905ae55673e351deb5", kill_on_drop: false }`
[INFO] [stdout] 484e2a8cf08ef04bd7426ff7fd0ce7a4d1f838d00cd44c905ae55673e351deb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+1e981f329e2ae73beb121ad9b30e8013bc4ead78" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 067728da6cbac949f6d019d0e3e51596f4e6e9a737f36f3f5b4231aa7442ea1a
[INFO] running `Command { std: "docker" "start" "-a" "067728da6cbac949f6d019d0e3e51596f4e6e9a737f36f3f5b4231aa7442ea1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "067728da6cbac949f6d019d0e3e51596f4e6e9a737f36f3f5b4231aa7442ea1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067728da6cbac949f6d019d0e3e51596f4e6e9a737f36f3f5b4231aa7442ea1a", kill_on_drop: false }`
[INFO] [stdout] 067728da6cbac949f6d019d0e3e51596f4e6e9a737f36f3f5b4231aa7442ea1a