[INFO] cloning repository https://github.com/cosmos-chaotica/fplot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cosmos-chaotica/fplot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmos-chaotica%2Ffplot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmos-chaotica%2Ffplot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0d75c550aaef632a9713f2d514baa8f97c84ef3f [INFO] checking cosmos-chaotica/fplot/0d75c550aaef632a9713f2d514baa8f97c84ef3f against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmos-chaotica%2Ffplot" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cosmos-chaotica/fplot [INFO] finished tweaking git repo https://github.com/cosmos-chaotica/fplot [INFO] tweaked toml for git repo https://github.com/cosmos-chaotica/fplot written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cosmos-chaotica/fplot on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cosmos-chaotica/fplot 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pango v0.17.4 [INFO] [stderr] Downloaded gtk3-macros v0.17.0 [INFO] [stderr] Downloaded gobject-sys v0.17.4 [INFO] [stderr] Downloaded system-deps v6.0.3 [INFO] [stderr] Downloaded field-offset v0.3.5 [INFO] [stderr] Downloaded pango-sys v0.17.0 [INFO] [stderr] Downloaded version-compare v0.1.1 [INFO] [stderr] Downloaded futures-macro v0.3.27 [INFO] [stderr] Downloaded cairo-sys-rs v0.17.0 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.17.0 [INFO] [stderr] Downloaded futures-io v0.3.27 [INFO] [stderr] Downloaded semver v1.0.17 [INFO] [stderr] Downloaded cfg-expr v0.11.0 [INFO] [stderr] Downloaded atk v0.17.0 [INFO] [stderr] Downloaded serde v1.0.158 [INFO] [stderr] Downloaded proc-macro2 v1.0.52 [INFO] [stderr] Downloaded glib-macros v0.17.5 [INFO] [stderr] Downloaded atk-sys v0.17.0 [INFO] [stderr] Downloaded gdk-sys v0.17.0 [INFO] [stderr] Downloaded cairo-rs v0.17.0 [INFO] [stderr] Downloaded gdk v0.17.0 [INFO] [stderr] Downloaded gio-sys v0.17.4 [INFO] [stderr] Downloaded toml_edit v0.19.7 [INFO] [stderr] Downloaded gtk-sys v0.17.0 [INFO] [stderr] Downloaded glib-sys v0.17.4 [INFO] [stderr] Downloaded futures-util v0.3.27 [INFO] [stderr] Downloaded winnow v0.3.6 [INFO] [stderr] Downloaded gdk-pixbuf v0.17.0 [INFO] [stderr] Downloaded gio v0.17.4 [INFO] [stderr] Downloaded syn v2.0.4 [INFO] [stderr] Downloaded futures-channel v0.3.27 [INFO] [stderr] Downloaded glib v0.17.5 [INFO] [stderr] Downloaded futures-executor v0.3.27 [INFO] [stderr] Downloaded futures-core v0.3.27 [INFO] [stderr] Downloaded gtk v0.17.0 [INFO] [stderr] Downloaded futures-task v0.3.27 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15cb2beaec7713b05d59d9d4a751ff7da454d77b9f316deaed6059ba5755497e [INFO] running `Command { std: "docker" "start" "-a" "15cb2beaec7713b05d59d9d4a751ff7da454d77b9f316deaed6059ba5755497e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15cb2beaec7713b05d59d9d4a751ff7da454d77b9f316deaed6059ba5755497e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15cb2beaec7713b05d59d9d4a751ff7da454d77b9f316deaed6059ba5755497e", kill_on_drop: false }` [INFO] [stdout] 15cb2beaec7713b05d59d9d4a751ff7da454d77b9f316deaed6059ba5755497e [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59510b1fc72936af73be0a6b6b71bfff895fa4aec754cc3b3fb4903b7eafb1cb [INFO] running `Command { std: "docker" "start" "-a" "59510b1fc72936af73be0a6b6b71bfff895fa4aec754cc3b3fb4903b7eafb1cb", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.158 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.52 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Compiling futures-core v0.3.27 [INFO] [stderr] Compiling anyhow v1.0.70 [INFO] [stderr] Compiling winnow v0.3.6 [INFO] [stderr] Compiling cfg-expr v0.11.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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 futures-task v0.3.27 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Compiling futures-util v0.3.27 [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" "59510b1fc72936af73be0a6b6b71bfff895fa4aec754cc3b3fb4903b7eafb1cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59510b1fc72936af73be0a6b6b71bfff895fa4aec754cc3b3fb4903b7eafb1cb", kill_on_drop: false }` [INFO] [stdout] 59510b1fc72936af73be0a6b6b71bfff895fa4aec754cc3b3fb4903b7eafb1cb