[INFO] cloning repository https://github.com/thomas-mauran/rust-ascii-art
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas-mauran/rust-ascii-art" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-mauran%2Frust-ascii-art", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-mauran%2Frust-ascii-art'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dab590a17ecfd0b03d04ce06b16ce03926f641e9
[INFO] checking thomas-mauran/rust-ascii-art against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119820
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-mauran%2Frust-ascii-art" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomas-mauran/rust-ascii-art on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] finished tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] tweaked toml for git repo https://github.com/thomas-mauran/rust-ascii-art written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thomas-mauran/rust-ascii-art 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" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "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 thomas-mauran/rust-ascii-art against try#b69bfeecc49bf5661cf54497638430035ff61aa4 for pr-119820
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-mauran%2Frust-ascii-art" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomas-mauran/rust-ascii-art on toolchain b69bfeecc49bf5661cf54497638430035ff61aa4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] finished tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] tweaked toml for git repo https://github.com/thomas-mauran/rust-ascii-art written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thomas-mauran/rust-ascii-art 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" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking thomas-mauran/rust-ascii-art against try#b69bfeecc49bf5661cf54497638430035ff61aa4 for pr-119820
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-mauran%2Frust-ascii-art" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomas-mauran/rust-ascii-art on toolchain b69bfeecc49bf5661cf54497638430035ff61aa4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] finished tweaking git repo https://github.com/thomas-mauran/rust-ascii-art
[INFO] tweaked toml for git repo https://github.com/thomas-mauran/rust-ascii-art written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thomas-mauran/rust-ascii-art 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" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9247f0c8b5dc0b473f3faf7edb3fe4b51ab8655361f6ec24afd25f79313aab21
[INFO] running `Command { std: "docker" "start" "-a" "9247f0c8b5dc0b473f3faf7edb3fe4b51ab8655361f6ec24afd25f79313aab21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9247f0c8b5dc0b473f3faf7edb3fe4b51ab8655361f6ec24afd25f79313aab21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9247f0c8b5dc0b473f3faf7edb3fe4b51ab8655361f6ec24afd25f79313aab21", kill_on_drop: false }`
[INFO] [stdout] 9247f0c8b5dc0b473f3faf7edb3fe4b51ab8655361f6ec24afd25f79313aab21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b69bfeecc49bf5661cf54497638430035ff61aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4cbd8c5c300904bec0a0cd2f10ac5aece70ca37b2c98bf906fa4b9eae80cf21
[INFO] running `Command { std: "docker" "start" "-a" "e4cbd8c5c300904bec0a0cd2f10ac5aece70ca37b2c98bf906fa4b9eae80cf21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[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] [stdout] error: aborting due to 1 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" "e4cbd8c5c300904bec0a0cd2f10ac5aece70ca37b2c98bf906fa4b9eae80cf21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4cbd8c5c300904bec0a0cd2f10ac5aece70ca37b2c98bf906fa4b9eae80cf21", kill_on_drop: false }`
[INFO] [stdout] e4cbd8c5c300904bec0a0cd2f10ac5aece70ca37b2c98bf906fa4b9eae80cf21