[INFO] fetching crate helvum 0.4.0...
[INFO] checking helvum-0.4.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate helvum 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate helvum 0.4.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helvum 0.4.0
[INFO] finished tweaking crates.io crate helvum 0.4.0
[INFO] tweaked toml for crates.io crate helvum 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate helvum 0.4.0 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango v0.17.0
[INFO] [stderr]   Downloaded pipewire v0.6.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded pango-sys v0.17.0
[INFO] [stderr]   Downloaded pipewire-sys v0.6.0
[INFO] [stderr]   Downloaded glib-sys v0.17.0
[INFO] [stderr]   Downloaded field-offset v0.3.4
[INFO] [stderr]   Downloaded libspa-sys v0.6.0
[INFO] [stderr]   Downloaded graphene-sys v0.17.0
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded gsk4-sys v0.6.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.17.0
[INFO] [stderr]   Downloaded cairo-rs v0.17.0
[INFO] [stderr]   Downloaded anyhow v1.0.69
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded gtk4 v0.6.0
[INFO] [stderr]   Downloaded pest v2.5.5
[INFO] [stderr]   Downloaded gio-sys v0.17.0
[INFO] [stderr]   Downloaded gdk4-sys v0.6.0
[INFO] [stderr]   Downloaded cfg-expr v0.11.0
[INFO] [stderr]   Downloaded clang-sys v1.4.0
[INFO] [stderr]   Downloaded libspa v0.6.0
[INFO] [stderr]   Downloaded gtk4-sys v0.6.0
[INFO] [stderr]   Downloaded gsk4 v0.6.0
[INFO] [stderr]   Downloaded graphene-rs v0.17.0
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded system-deps v6.0.3
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.17.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.17.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded gobject-sys v0.17.0
[INFO] [stderr]   Downloaded gtk4-macros v0.6.0
[INFO] [stderr]   Downloaded glib-macros v0.17.0
[INFO] [stderr]   Downloaded gdk4 v0.6.0
[INFO] [stderr]   Downloaded glib v0.17.0
[INFO] [stderr]   Downloaded gio v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 076ff665d46c6f08687bf924f6893dce1a5f7d2a817a1f5ed8bd16fe40a2fa2e
[INFO] running `Command { std: "docker" "start" "-a" "076ff665d46c6f08687bf924f6893dce1a5f7d2a817a1f5ed8bd16fe40a2fa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076ff665d46c6f08687bf924f6893dce1a5f7d2a817a1f5ed8bd16fe40a2fa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076ff665d46c6f08687bf924f6893dce1a5f7d2a817a1f5ed8bd16fe40a2fa2e", kill_on_drop: false }`
[INFO] [stdout] 076ff665d46c6f08687bf924f6893dce1a5f7d2a817a1f5ed8bd16fe40a2fa2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbebbfb766982a9ad155f06e5510ad5398e738da71d3d54f30e359265a4f60c1
[INFO] running `Command { std: "docker" "start" "-a" "dbebbfb766982a9ad155f06e5510ad5398e738da71d3d54f30e359265a4f60c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling toml_datetime v0.5.1
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bindgen v0.64.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling gio v0.17.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 futures-io v0.3.26
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking memoffset v0.6.5
[INFO] [stderr]     Checking errno v0.3.0
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbebbfb766982a9ad155f06e5510ad5398e738da71d3d54f30e359265a4f60c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbebbfb766982a9ad155f06e5510ad5398e738da71d3d54f30e359265a4f60c1", kill_on_drop: false }`
[INFO] [stdout] dbebbfb766982a9ad155f06e5510ad5398e738da71d3d54f30e359265a4f60c1
