[INFO] cloning repository https://github.com/dnut/wayland-clipboard--sync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dnut/wayland-clipboard--sync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnut%2Fwayland-clipboard--sync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnut%2Fwayland-clipboard--sync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 943e49e0a9a16b54bbab3704e99b6cf6ad4ea19f
[INFO] checking dnut/wayland-clipboard--sync against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnut%2Fwayland-clipboard--sync" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dnut/wayland-clipboard--sync
[INFO] finished tweaking git repo https://github.com/dnut/wayland-clipboard--sync
[INFO] tweaked toml for git repo https://github.com/dnut/wayland-clipboard--sync written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dnut/wayland-clipboard--sync on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dnut/wayland-clipboard--sync 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking dnut/wayland-clipboard--sync against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdnut%2Fwayland-clipboard--sync" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dnut/wayland-clipboard--sync
[INFO] finished tweaking git repo https://github.com/dnut/wayland-clipboard--sync
[INFO] tweaked toml for git repo https://github.com/dnut/wayland-clipboard--sync written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dnut/wayland-clipboard--sync on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dnut/wayland-clipboard--sync 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "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 wayland-sys v0.29.4
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded tree_magic_mini v3.0.3
[INFO] [stderr]   Downloaded wayland-sys v0.27.0
[INFO] [stderr]   Downloaded filedescriptor v0.8.2
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded wl-clipboard-rs v0.7.0
[INFO] [stderr]   Downloaded wayland-scanner v0.27.0
[INFO] [stderr]   Downloaded os_pipe v1.0.1
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded bytemuck v1.9.0
[INFO] [stderr]   Downloaded terminal_size v0.2.3
[INFO] [stderr]   Downloaded wayland-commons v0.27.0
[INFO] [stderr]   Downloaded wayland-client v0.27.0
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded wayland-protocols v0.27.0
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded xcb v0.10.1
[INFO] [stderr]   Downloaded wl-clipboard-rs v0.4.1
[INFO] [stderr]   Downloaded termux-clipboard v0.1.0
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded arboard v2.1.0
[INFO] [stderr]   Downloaded cli-clipboard v0.2.1
[INFO] [stderr]   Downloaded gag v1.0.0
[INFO] [stderr]   Downloaded terminal-clipboard v0.3.1
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded x11-clipboard v0.5.3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e1bbc803ee29bc54f1120699a3e68fcd08adc9c57d35ed0dbf69a2ed9fd28c2
[INFO] running `Command { std: "docker" "start" "-a" "3e1bbc803ee29bc54f1120699a3e68fcd08adc9c57d35ed0dbf69a2ed9fd28c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e1bbc803ee29bc54f1120699a3e68fcd08adc9c57d35ed0dbf69a2ed9fd28c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1bbc803ee29bc54f1120699a3e68fcd08adc9c57d35ed0dbf69a2ed9fd28c2", kill_on_drop: false }`
[INFO] [stdout] 3e1bbc803ee29bc54f1120699a3e68fcd08adc9c57d35ed0dbf69a2ed9fd28c2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1b1e2888e2f59dd3586a3e26aa12c0eb49aaa3f1afda2ea8cf51eb07dd1a57f
[INFO] running `Command { std: "docker" "start" "-a" "e1b1e2888e2f59dd3586a3e26aa12c0eb49aaa3f1afda2ea8cf51eb07dd1a57f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1b1e2888e2f59dd3586a3e26aa12c0eb49aaa3f1afda2ea8cf51eb07dd1a57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b1e2888e2f59dd3586a3e26aa12c0eb49aaa3f1afda2ea8cf51eb07dd1a57f", kill_on_drop: false }`
[INFO] [stdout] e1b1e2888e2f59dd3586a3e26aa12c0eb49aaa3f1afda2ea8cf51eb07dd1a57f