[INFO] fetching crate crescent 0.0.1-alpha1...
[INFO] checking crescent-0.0.1-alpha1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate crescent 0.0.1-alpha1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate crescent 0.0.1-alpha1
[INFO] finished tweaking crates.io crate crescent 0.0.1-alpha1
[INFO] tweaked toml for crates.io crate crescent 0.0.1-alpha1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crescent 0.0.1-alpha1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crescent 0.0.1-alpha1 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded runa-wayland-scanner v0.1.0
[INFO] [stderr]   Downloaded xkbcommon v0.5.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.10
[INFO] [stderr]   Downloaded async-broadcast v0.5.0
[INFO] [stderr]   Downloaded runa-wayland-scanner-codegen v0.1.0
[INFO] [stderr]   Downloaded num_enum v0.5.10
[INFO] [stderr]   Downloaded enum_dispatch v0.3.11
[INFO] [stderr]   Downloaded memfd v0.6.2
[INFO] [stderr]   Downloaded rust-format v0.3.4
[INFO] [stderr]   Downloaded ordered-float v3.6.0
[INFO] [stderr]   Downloaded dlv-list v0.5.0
[INFO] [stderr]   Downloaded intrusive-collections v0.9.5
[INFO] [stderr]   Downloaded runa-orbiter v0.0.1-alpha1
[INFO] [stderr]   Downloaded serde_json v1.0.93
[INFO] [stderr]   Downloaded quick-xml v0.28.1
[INFO] [stderr]   Downloaded rayon-core v1.10.2
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] [stderr]   Downloaded rayon v1.6.1
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded toml_edit v0.18.1
[INFO] [stderr]   Downloaded x11rb v0.11.1
[INFO] [stderr]   Downloaded fixed v1.23.0
[INFO] [stderr]   Downloaded winit v0.28.3
[INFO] [stderr]   Downloaded runa-wayland-protocols v0.1.0
[INFO] [stderr]   Downloaded x11rb-protocol v0.11.1
[INFO] [stderr]   Downloaded objc2 v0.3.0-beta.3.patch-leaks.2
[INFO] [stderr]   Downloaded bitflags v2.0.2
[INFO] [stderr]   Downloaded memmap2 v0.5.9
[INFO] [stderr]   Downloaded bytemuck v1.13.0
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded input-event-codes-sys v0.1.0
[INFO] [stderr]   Downloaded async-io v1.12.0
[INFO] [stderr]   Downloaded atomic-waker v1.1.0
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded runa-core v0.0.1-alpha1
[INFO] [stderr]   Downloaded tinyvecdeq v0.1.2
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded runa-macros v0.0.1-alpha1
[INFO] [stderr]   Downloaded runa-io v0.0.1-alpha1
[INFO] [stderr]   Downloaded async-net v1.7.0
[INFO] [stderr]   Downloaded blocking v1.3.0
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded spin v0.9.7
[INFO] [stderr]   Downloaded runa-io-traits v0.0.1-alpha1
[INFO] [stderr]   Downloaded linkify v0.9.0
[INFO] [stderr]   Downloaded runa-wayland-scanner-macros v0.1.0
[INFO] [stderr]   Downloaded runa-wayland-types v0.1.0
[INFO] [stderr]   Downloaded runa-wayland-spec-parser v0.1.0
[INFO] [stderr]   Downloaded polling v2.5.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ba31e6d6b1363406151466f8374936853dbeb8ab0d1e74e9fba5ce7a0880417
[INFO] running `Command { std: "docker" "start" "-a" "7ba31e6d6b1363406151466f8374936853dbeb8ab0d1e74e9fba5ce7a0880417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ba31e6d6b1363406151466f8374936853dbeb8ab0d1e74e9fba5ce7a0880417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba31e6d6b1363406151466f8374936853dbeb8ab0d1e74e9fba5ce7a0880417", kill_on_drop: false }`
[INFO] [stdout] 7ba31e6d6b1363406151466f8374936853dbeb8ab0d1e74e9fba5ce7a0880417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd3fc2bdaa457f618fc7fa56ec2ff7c0e3fd98b1cc6804dd5129f16a973554c
[INFO] running `Command { std: "docker" "start" "-a" "acd3fc2bdaa457f618fc7fa56ec2ff7c0e3fd98b1cc6804dd5129f16a973554c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/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 log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.9.2
[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" "acd3fc2bdaa457f618fc7fa56ec2ff7c0e3fd98b1cc6804dd5129f16a973554c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd3fc2bdaa457f618fc7fa56ec2ff7c0e3fd98b1cc6804dd5129f16a973554c", kill_on_drop: false }`
[INFO] [stdout] acd3fc2bdaa457f618fc7fa56ec2ff7c0e3fd98b1cc6804dd5129f16a973554c
