[INFO] fetching crate rmg 0.5.11...
[INFO] checking rmg-0.5.11 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate rmg 0.5.11 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rmg 0.5.11
[INFO] finished tweaking crates.io crate rmg 0.5.11
[INFO] tweaked toml for crates.io crate rmg 0.5.11 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmg 0.5.11 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmg 0.5.11 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bench.0.plugin
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.2
[INFO] [stderr]   Downloaded usvg v0.32.0
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded infer v0.13.0
[INFO] [stderr]   Downloaded gif-dispose v4.0.0
[INFO] [stderr]   Downloaded asefile v0.3.5
[INFO] [stderr]   Downloaded minifb v0.24.0
[INFO] [stderr]   Downloaded fast_image_resize v2.7.0
[INFO] [stderr]   Downloaded resvg v0.32.0
[INFO] [stderr]   Downloaded tiny-skia v0.9.0
[INFO] [stderr]   Downloaded rustybuzz v0.7.0
[INFO] [stderr]   Downloaded tracing v0.1.38
[INFO] [stderr]   Downloaded tiny-skia-path v0.9.0
[INFO] [stderr]   Downloaded usvg-parser v0.32.0
[INFO] [stderr]   Downloaded roxmltree v0.18.0
[INFO] [stderr]   Downloaded svgtypes v0.11.0
[INFO] [stderr]   Downloaded usvg-tree v0.32.0
[INFO] [stderr]   Downloaded zune-inflate v0.2.53
[INFO] [stderr]   Downloaded lexopt v0.3.0
[INFO] [stderr]   Downloaded imagesize v0.11.0
[INFO] [stderr]   Downloaded rosvgtree v0.3.0
[INFO] [stderr]   Downloaded four-cc v0.2.0
[INFO] [stderr]   Downloaded fontdb v0.13.1
[INFO] [stderr]   Downloaded libheif-rs v0.19.2
[INFO] [stderr]   Downloaded libheif-sys v1.14.2
[INFO] [stderr]   Downloaded kurbo v0.9.4
[INFO] [stderr]   Downloaded usvg-text-layout v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d97bc5223913d4468ffb90ddb2e1451f4e435caa78c5f5ee23040c73ab3dcda
[INFO] running `Command { std: "docker" "start" "-a" "2d97bc5223913d4468ffb90ddb2e1451f4e435caa78c5f5ee23040c73ab3dcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d97bc5223913d4468ffb90ddb2e1451f4e435caa78c5f5ee23040c73ab3dcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d97bc5223913d4468ffb90ddb2e1451f4e435caa78c5f5ee23040c73ab3dcda", kill_on_drop: false }`
[INFO] [stdout] 2d97bc5223913d4468ffb90ddb2e1451f4e435caa78c5f5ee23040c73ab3dcda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04a7c88880b95aa5c82a84c32664b584296268eabe76163613e8d5c85c7e2e17
[INFO] running `Command { std: "docker" "start" "-a" "04a7c88880b95aa5c82a84c32664b584296268eabe76163613e8d5c85c7e2e17", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bench.0.plugin
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 num-traits v0.2.15
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "04a7c88880b95aa5c82a84c32664b584296268eabe76163613e8d5c85c7e2e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a7c88880b95aa5c82a84c32664b584296268eabe76163613e8d5c85c7e2e17", kill_on_drop: false }`
[INFO] [stdout] 04a7c88880b95aa5c82a84c32664b584296268eabe76163613e8d5c85c7e2e17