[INFO] cloning repository https://github.com/rampollaluis/pair-mutations [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rampollaluis/pair-mutations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frampollaluis%2Fpair-mutations", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frampollaluis%2Fpair-mutations'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 791128e678c8be27e71b4af9449296d9a0663ea6 [INFO] checking rampollaluis/pair-mutations/791128e678c8be27e71b4af9449296d9a0663ea6 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frampollaluis%2Fpair-mutations" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rampollaluis/pair-mutations 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 git repo https://github.com/rampollaluis/pair-mutations [INFO] finished tweaking git repo https://github.com/rampollaluis/pair-mutations [INFO] tweaked toml for git repo https://github.com/rampollaluis/pair-mutations written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rampollaluis/pair-mutations 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 zbus_macros v3.11.1 [INFO] [stderr] Downloaded ecolor v0.21.0 [INFO] [stderr] Downloaded enumflags2 v0.7.6 [INFO] [stderr] Downloaded accesskit_unix v0.2.0 [INFO] [stderr] Downloaded ttf-parser v0.18.1 [INFO] [stderr] Downloaded accesskit v0.9.0 [INFO] [stderr] Downloaded polling v2.6.0 [INFO] [stderr] Downloaded webbrowser v0.8.8 [INFO] [stderr] Downloaded wayland-sys v0.30.1 [INFO] [stderr] Downloaded egui-winit v0.21.1 [INFO] [stderr] Downloaded async-executor v1.5.0 [INFO] [stderr] Downloaded tiny-skia v0.8.3 [INFO] [stderr] Downloaded enumflags2_derive v0.7.6 [INFO] [stderr] Downloaded accesskit_winit v0.10.0 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.93 [INFO] [stderr] Downloaded glutin_wgl_sys v0.4.0 [INFO] [stderr] Downloaded accesskit_macos v0.5.0 [INFO] [stderr] Downloaded syn v2.0.12 [INFO] [stderr] Downloaded owned_ttf_parser v0.18.1 [INFO] [stderr] Downloaded linux-raw-sys v0.3.1 [INFO] [stderr] Downloaded epaint v0.21.0 [INFO] [stderr] Downloaded cxx v1.0.93 [INFO] [stderr] Downloaded serde-xml-rs v0.4.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.52 [INFO] [stderr] Downloaded atspi-macros v0.1.4 [INFO] [stderr] Downloaded ab_glyph v0.2.20 [INFO] [stderr] Downloaded calloop v0.10.5 [INFO] [stderr] Downloaded blocking v1.3.0 [INFO] [stderr] Downloaded zvariant_derive v3.12.0 [INFO] [stderr] Downloaded zbus_names v2.5.0 [INFO] [stderr] Downloaded egui_glow v0.21.0 [INFO] [stderr] Downloaded glutin v0.30.7 [INFO] [stderr] Downloaded iana-time-zone v0.1.54 [INFO] [stderr] Downloaded serde_derive v1.0.158 [INFO] [stderr] Downloaded atomic-waker v1.1.0 [INFO] [stderr] Downloaded windows v0.46.0 [INFO] [stderr] Downloaded windows v0.42.0 [INFO] [stderr] Downloaded objc2 v0.3.0-beta.3 [INFO] [stderr] Downloaded orbclient v0.3.44 [INFO] [stderr] Downloaded strict-num v0.1.0 [INFO] [stderr] Downloaded atspi v0.8.7 [INFO] [stderr] Downloaded tiny-skia-path v0.8.3 [INFO] [stderr] Downloaded concurrent-queue v2.1.0 [INFO] [stderr] Downloaded zvariant v3.12.0 [INFO] [stderr] Downloaded windows-implement v0.42.0 [INFO] [stderr] Downloaded rustix v0.37.7 [INFO] [stderr] Downloaded accesskit_windows v0.12.0 [INFO] [stderr] Downloaded eframe v0.21.3 [INFO] [stderr] Downloaded glow v0.12.1 [INFO] [stderr] Downloaded cxx-build v1.0.93 [INFO] [stderr] Downloaded regex v1.7.3 [INFO] [stderr] Downloaded errno v0.3.0 [INFO] [stderr] Downloaded arboard v3.2.0 [INFO] [stderr] Downloaded zvariant_utils v1.0.0 [INFO] [stderr] Downloaded atomic_refcell v0.1.9 [INFO] [stderr] Downloaded glutin_egl_sys v0.4.0 [INFO] [stderr] Downloaded emath v0.21.0 [INFO] [stderr] Downloaded egui v0.21.0 [INFO] [stderr] Downloaded accesskit_consumer v0.13.0 [INFO] [stderr] Downloaded zbus v3.11.1 [INFO] [stderr] Downloaded glutin_glx_sys v0.4.0 [INFO] [stderr] Downloaded glutin-winit v0.3.0 [INFO] [stderr] Downloaded cpufeatures v0.2.6 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.93 [INFO] [stderr] Downloaded android-activity v0.4.1 [INFO] [stderr] Downloaded winit v0.28.3 [INFO] [stderr] Downloaded serde v1.0.158 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8db8e3dad87c31f9aada2a1ae687d73f29cb966454ebe1b6af2b937b7041ee1f [INFO] running `Command { std: "docker" "start" "-a" "8db8e3dad87c31f9aada2a1ae687d73f29cb966454ebe1b6af2b937b7041ee1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8db8e3dad87c31f9aada2a1ae687d73f29cb966454ebe1b6af2b937b7041ee1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8db8e3dad87c31f9aada2a1ae687d73f29cb966454ebe1b6af2b937b7041ee1f", kill_on_drop: false }` [INFO] [stdout] 8db8e3dad87c31f9aada2a1ae687d73f29cb966454ebe1b6af2b937b7041ee1f [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca6dbb19e3bc22bf74311a5cab3e5556b9753f81ef78a3e78d8e853a8905fa37 [INFO] running `Command { std: "docker" "start" "-a" "ca6dbb19e3bc22bf74311a5cab3e5556b9753f81ef78a3e78d8e853a8905fa37", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling proc-macro2 v1.0.52 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking once_cell v1.17.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling serde_derive v1.0.158 [INFO] [stderr] Compiling serde v1.0.158 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Compiling toml_datetime v0.6.1 [INFO] [stderr] Compiling winnow v0.4.1 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Compiling event-listener v2.5.3 [INFO] [stderr] Compiling polling v2.6.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling rustix v0.37.7 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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] Compiling concurrent-queue v2.1.0 [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" "ca6dbb19e3bc22bf74311a5cab3e5556b9753f81ef78a3e78d8e853a8905fa37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca6dbb19e3bc22bf74311a5cab3e5556b9753f81ef78a3e78d8e853a8905fa37", kill_on_drop: false }` [INFO] [stdout] ca6dbb19e3bc22bf74311a5cab3e5556b9753f81ef78a3e78d8e853a8905fa37