[INFO] cloning repository https://github.com/mihirlaud/spirule
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mihirlaud/spirule" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihirlaud%2Fspirule", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihirlaud%2Fspirule'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25fea278a6fff21f5ee01e779525a37d892c10b9
[INFO] checking mihirlaud/spirule/25fea278a6fff21f5ee01e779525a37d892c10b9 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihirlaud%2Fspirule" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/mihirlaud/spirule
[INFO] finished tweaking git repo https://github.com/mihirlaud/spirule
[INFO] tweaked toml for git repo https://github.com/mihirlaud/spirule written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mihirlaud/spirule on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mihirlaud/spirule 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ecolor v0.21.0
[INFO] [stderr]   Downloaded enumn v0.1.6
[INFO] [stderr]   Downloaded atomic_refcell v0.1.9
[INFO] [stderr]   Downloaded eframe v0.21.0
[INFO] [stderr]   Downloaded accesskit_macos v0.5.0
[INFO] [stderr]   Downloaded async-io v1.12.0
[INFO] [stderr]   Downloaded atspi v0.8.7
[INFO] [stderr]   Downloaded unicode-bidi v0.3.10
[INFO] [stderr]   Downloaded glutin v0.30.4
[INFO] [stderr]   Downloaded zbus_macros v3.9.0
[INFO] [stderr]   Downloaded egui v0.21.0
[INFO] [stderr]   Downloaded egui_glow v0.21.0
[INFO] [stderr]   Downloaded zbus v3.9.0
[INFO] [stderr]   Downloaded zvariant v3.10.0
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded serde-xml-rs v0.4.1
[INFO] [stderr]   Downloaded serde_repr v0.1.10
[INFO] [stderr]   Downloaded zvariant_derive v3.10.0
[INFO] [stderr]   Downloaded accesskit_unix v0.2.0
[INFO] [stderr]   Downloaded accesskit_consumer v0.13.0
[INFO] [stderr]   Downloaded paste v1.0.11
[INFO] [stderr]   Downloaded accesskit_windows v0.12.0
[INFO] [stderr]   Downloaded accesskit_winit v0.10.0
[INFO] [stderr]   Downloaded webbrowser v0.8.7
[INFO] [stderr]   Downloaded egui-winit v0.21.0
[INFO] [stderr]   Downloaded atspi-macros v0.1.4
[INFO] [stderr]   Downloaded async-broadcast v0.5.0
[INFO] [stderr]   Downloaded polling v2.5.2
[INFO] [stderr]   Downloaded async-recursion v1.0.2
[INFO] [stderr]   Downloaded ordered-stream v0.1.4
[INFO] [stderr]   Downloaded zbus_names v2.5.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.4.0
[INFO] [stderr]   Downloaded accesskit v0.9.0
[INFO] [stderr]   Downloaded thread_local v1.1.5
[INFO] [stderr]   Downloaded emath v0.21.0
[INFO] [stderr]   Downloaded epaint v0.21.0
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59141e2eaeef3b30e13ca526069e98661ea7b4c2be7db3d68caaf5a8e0d56dac
[INFO] running `Command { std: "docker" "start" "-a" "59141e2eaeef3b30e13ca526069e98661ea7b4c2be7db3d68caaf5a8e0d56dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59141e2eaeef3b30e13ca526069e98661ea7b4c2be7db3d68caaf5a8e0d56dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59141e2eaeef3b30e13ca526069e98661ea7b4c2be7db3d68caaf5a8e0d56dac", kill_on_drop: false }`
[INFO] [stdout] 59141e2eaeef3b30e13ca526069e98661ea7b4c2be7db3d68caaf5a8e0d56dac
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efbf90c1d0e62c73c1d8cc1b4f0adef1cb64884fcca6b6d0164981d1d7c61ba2
[INFO] running `Command { std: "docker" "start" "-a" "efbf90c1d0e62c73c1d8cc1b4f0adef1cb64884fcca6b6d0164981d1d7c61ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling toml_datetime v0.5.1
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling nom8 v0.2.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-io v0.3.26
[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" "efbf90c1d0e62c73c1d8cc1b4f0adef1cb64884fcca6b6d0164981d1d7c61ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efbf90c1d0e62c73c1d8cc1b4f0adef1cb64884fcca6b6d0164981d1d7c61ba2", kill_on_drop: false }`
[INFO] [stdout] efbf90c1d0e62c73c1d8cc1b4f0adef1cb64884fcca6b6d0164981d1d7c61ba2