[INFO] cloning repository https://github.com/rshurts/hands-on-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rshurts/hands-on-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frshurts%2Fhands-on-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frshurts%2Fhands-on-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1684bb9659da272d16de53eecec4a85a47dd8940
[INFO] checking rshurts/hands-on-rust/1684bb9659da272d16de53eecec4a85a47dd8940 against master#c871d09d1cc32a649f4c5177bb819646260ed120 for pr-149291-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frshurts%2Fhands-on-rust" "/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/rshurts/hands-on-rust
[INFO] finished tweaking git repo https://github.com/rshurts/hands-on-rust
[INFO] tweaked toml for git repo https://github.com/rshurts/hands-on-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rshurts/hands-on-rust on toolchain c871d09d1cc32a649f4c5177bb819646260ed120
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rshurts/hands-on-rust 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" "+c871d09d1cc32a649f4c5177bb819646260ed120" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ultraviolet v0.9.1
[INFO] [stderr]   Downloaded legion_codegen v0.3.0
[INFO] [stderr]   Downloaded ron v0.6.1
[INFO] [stderr]   Downloaded legion v0.3.1
[INFO] [stderr]   Downloaded toml_edit v0.19.7
[INFO] [stderr]   Downloaded winnow v0.3.6
[INFO] [stderr]   Downloaded syn v2.0.4
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fab42153b730431e2da38bdd411ad42525cdb5e329147a74401fe9467d41f18
[INFO] running `Command { std: "docker" "start" "-a" "7fab42153b730431e2da38bdd411ad42525cdb5e329147a74401fe9467d41f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fab42153b730431e2da38bdd411ad42525cdb5e329147a74401fe9467d41f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fab42153b730431e2da38bdd411ad42525cdb5e329147a74401fe9467d41f18", kill_on_drop: false }`
[INFO] [stdout] 7fab42153b730431e2da38bdd411ad42525cdb5e329147a74401fe9467d41f18
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c871d09d1cc32a649f4c5177bb819646260ed120" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] befc10d177506d7839e3dfb11ef38939a461901a963cf0d2fee10ee254a5c6d0
[INFO] running `Command { std: "docker" "start" "-a" "befc10d177506d7839e3dfb11ef38939a461901a963cf0d2fee10ee254a5c6d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling crossfont v0.5.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking wide v0.7.8
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking raw-window-handle v0.5.1
[INFO] [stderr]     Checking regex v1.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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 rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]    Compiling erased-serde v0.3.25
[INFO] [stderr]     Checking anyhow v1.0.70
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "befc10d177506d7839e3dfb11ef38939a461901a963cf0d2fee10ee254a5c6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befc10d177506d7839e3dfb11ef38939a461901a963cf0d2fee10ee254a5c6d0", kill_on_drop: false }`
[INFO] [stdout] befc10d177506d7839e3dfb11ef38939a461901a963cf0d2fee10ee254a5c6d0
