[INFO] cloning repository https://github.com/devon-wolf/gtk4-rust-hello-world [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devon-wolf/gtk4-rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevon-wolf%2Fgtk4-rust-hello-world", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevon-wolf%2Fgtk4-rust-hello-world'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6394ee889be53d77316d86cc87edaa0faa0fdd96 [INFO] testing devon-wolf/gtk4-rust-hello-world against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevon-wolf%2Fgtk4-rust-hello-world" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/devon-wolf/gtk4-rust-hello-world [INFO] finished tweaking git repo https://github.com/devon-wolf/gtk4-rust-hello-world [INFO] tweaked toml for git repo https://github.com/devon-wolf/gtk4-rust-hello-world written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/devon-wolf/gtk4-rust-hello-world on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/devon-wolf/gtk4-rust-hello-world 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pango v0.17.4 [INFO] [stderr] Downloaded pango-sys v0.17.0 [INFO] [stderr] Downloaded cfg-expr v0.14.0 [INFO] [stderr] Downloaded glib-sys v0.17.4 [INFO] [stderr] Downloaded gobject-sys v0.17.4 [INFO] [stderr] Downloaded version-compare v0.1.1 [INFO] [stderr] Downloaded system-deps v6.0.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.54 [INFO] [stderr] Downloaded glib-macros v0.17.6 [INFO] [stderr] Downloaded graphene-rs v0.17.1 [INFO] [stderr] Downloaded gsk4 v0.6.3 [INFO] [stderr] Downloaded field-offset v0.3.5 [INFO] [stderr] Downloaded cairo-rs v0.17.0 [INFO] [stderr] Downloaded gtk4-macros v0.6.5 [INFO] [stderr] Downloaded glib v0.17.5 [INFO] [stderr] Downloaded serde v1.0.159 [INFO] [stderr] Downloaded gio-sys v0.17.4 [INFO] [stderr] Downloaded syn v2.0.12 [INFO] [stderr] Downloaded gtk4 v0.6.4 [INFO] [stderr] Downloaded gio v0.17.4 [INFO] [stderr] Downloaded gdk4 v0.6.3 [INFO] [stderr] Downloaded gtk4-sys v0.6.3 [INFO] [stderr] Downloaded gdk-pixbuf v0.17.0 [INFO] [stderr] Downloaded gdk4-sys v0.6.3 [INFO] [stderr] Downloaded cairo-sys-rs v0.17.0 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.17.0 [INFO] [stderr] Downloaded graphene-sys v0.17.0 [INFO] [stderr] Downloaded gsk4-sys v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 793dd5f43ba306ce47aaee8efabec87c079e193aa49efd9c32f3646218de429a [INFO] running `Command { std: "docker" "start" "-a" "793dd5f43ba306ce47aaee8efabec87c079e193aa49efd9c32f3646218de429a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "793dd5f43ba306ce47aaee8efabec87c079e193aa49efd9c32f3646218de429a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "793dd5f43ba306ce47aaee8efabec87c079e193aa49efd9c32f3646218de429a", kill_on_drop: false }` [INFO] [stdout] 793dd5f43ba306ce47aaee8efabec87c079e193aa49efd9c32f3646218de429a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a354bb57ba34cbbb97cd722ff0416061ec92f9fff72d45d17d8ee74767d83ec [INFO] running `Command { std: "docker" "start" "-a" "9a354bb57ba34cbbb97cd722ff0416061ec92f9fff72d45d17d8ee74767d83ec", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.159 [INFO] [stderr] Compiling winnow v0.4.1 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.54 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling semver v1.0.17 [INFO] [stderr] Compiling gio v0.17.4 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling cfg-expr v0.14.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/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 rustc_version v0.4.0 [INFO] [stderr] Compiling field-offset v0.3.5 [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" "9a354bb57ba34cbbb97cd722ff0416061ec92f9fff72d45d17d8ee74767d83ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a354bb57ba34cbbb97cd722ff0416061ec92f9fff72d45d17d8ee74767d83ec", kill_on_drop: false }` [INFO] [stdout] 9a354bb57ba34cbbb97cd722ff0416061ec92f9fff72d45d17d8ee74767d83ec