[INFO] fetching crate solstice-2d 0.2.21...
[INFO] checking solstice-2d-0.2.21 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate solstice-2d 0.2.21 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate solstice-2d 0.2.21 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solstice-2d 0.2.21
[INFO] finished tweaking crates.io crate solstice-2d 0.2.21
[INFO] tweaked toml for crates.io crate solstice-2d 0.2.21 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate solstice-2d 0.2.21 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ab_glyph v0.2.19
[INFO] [stderr]   Downloaded glyph_brush v0.7.5
[INFO] [stderr]   Downloaded solstice-derive v0.1.0
[INFO] [stderr]   Downloaded wfc v0.10.7
[INFO] [stderr]   Downloaded ordered-float v3.4.0
[INFO] [stderr]   Downloaded solstice v0.1.21
[INFO] [stderr]   Downloaded bytemuck_derive v1.4.0
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded glutin v0.25.1
[INFO] [stderr]   Downloaded glow v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54fc85048d4b1a66b7645d41551f1f16c2df4c555efd098663da3eda345881fb
[INFO] running `Command { std: "docker" "start" "-a" "54fc85048d4b1a66b7645d41551f1f16c2df4c555efd098663da3eda345881fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54fc85048d4b1a66b7645d41551f1f16c2df4c555efd098663da3eda345881fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54fc85048d4b1a66b7645d41551f1f16c2df4c555efd098663da3eda345881fb", kill_on_drop: false }`
[INFO] [stdout] 54fc85048d4b1a66b7645d41551f1f16c2df4c555efd098663da3eda345881fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8910f47815e26c145ec11235677f4616436f78760cb1c86bbb9d53d266747969
[INFO] running `Command { std: "docker" "start" "-a" "8910f47815e26c145ec11235677f4616436f78760cb1c86bbb9d53d266747969", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[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" "8910f47815e26c145ec11235677f4616436f78760cb1c86bbb9d53d266747969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8910f47815e26c145ec11235677f4616436f78760cb1c86bbb9d53d266747969", kill_on_drop: false }`
[INFO] [stdout] 8910f47815e26c145ec11235677f4616436f78760cb1c86bbb9d53d266747969