[INFO] cloning repository https://github.com/Doct0rLekter/flappy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Doct0rLekter/flappy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoct0rLekter%2Fflappy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoct0rLekter%2Fflappy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd905c32a428f5a640abfdcf8db80b6fc2e0c684
[INFO] checking Doct0rLekter/flappy against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDoct0rLekter%2Fflappy" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Doct0rLekter/flappy
[INFO] finished tweaking git repo https://github.com/Doct0rLekter/flappy
[INFO] tweaked toml for git repo https://github.com/Doct0rLekter/flappy written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Doct0rLekter/flappy on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Doct0rLekter/flappy 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "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
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bracket-rex v0.8.7
[INFO] [stderr]   Downloaded bracket-color v0.8.7
[INFO] [stderr]   Downloaded bracket-embedding v0.8.7
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.7
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.7
[INFO] [stderr]   Downloaded bracket-noise v0.8.7
[INFO] [stderr]   Downloaded ultraviolet v0.9.1
[INFO] [stderr]   Downloaded bracket-geometry v0.8.7
[INFO] [stderr]   Downloaded bracket-random v0.8.7
[INFO] [stderr]   Downloaded bracket-terminal v0.8.7
[INFO] [stderr]   Downloaded bracket-lib v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 775826078f495e0534801d31b5a822963fabbb48abfd4e1b91e8e432229c4199
[INFO] running `Command { std: "docker" "start" "-a" "775826078f495e0534801d31b5a822963fabbb48abfd4e1b91e8e432229c4199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775826078f495e0534801d31b5a822963fabbb48abfd4e1b91e8e432229c4199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775826078f495e0534801d31b5a822963fabbb48abfd4e1b91e8e432229c4199", kill_on_drop: false }`
[INFO] [stdout] 775826078f495e0534801d31b5a822963fabbb48abfd4e1b91e8e432229c4199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 200c24d4445db5c217d62ea271cc7a0370b517ac9830e59f892a2d599a75b08f
[INFO] running `Command { std: "docker" "start" "-a" "200c24d4445db5c217d62ea271cc7a0370b517ac9830e59f892a2d599a75b08f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking png v0.17.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking wide v0.7.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.7.3
[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] running `Command { std: "docker" "inspect" "200c24d4445db5c217d62ea271cc7a0370b517ac9830e59f892a2d599a75b08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "200c24d4445db5c217d62ea271cc7a0370b517ac9830e59f892a2d599a75b08f", kill_on_drop: false }`
[INFO] [stdout] 200c24d4445db5c217d62ea271cc7a0370b517ac9830e59f892a2d599a75b08f
