[INFO] cloning repository https://github.com/ChrisRega/example-blog-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChrisRega/example-blog-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrisRega%2Fexample-blog-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrisRega%2Fexample-blog-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b42b9aef9820f5a66f8680854046cc7835a8bd5
[INFO] checking ChrisRega/example-blog-client against master#8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrisRega%2Fexample-blog-client" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChrisRega/example-blog-client
[INFO] finished tweaking git repo https://github.com/ChrisRega/example-blog-client
[INFO] tweaked toml for git repo https://github.com/ChrisRega/example-blog-client written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChrisRega/example-blog-client on toolchain 8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChrisRega/example-blog-client 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" "+8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplecss v0.2.1
[INFO] [stderr]   Downloaded egui-winit v0.21.1
[INFO] [stderr]   Downloaded accesskit_consumer v0.13.0
[INFO] [stderr]   Downloaded accesskit_windows v0.12.0
[INFO] [stderr]   Downloaded async-trait v0.1.67
[INFO] [stderr]   Downloaded cxx v1.0.93
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.93
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.93
[INFO] [stderr]   Downloaded accesskit_macos v0.5.0
[INFO] [stderr]   Downloaded eframe v0.21.3
[INFO] [stderr]   Downloaded reqwest v0.11.15
[INFO] [stderr]   Downloaded plist v1.4.3
[INFO] [stderr]   Downloaded syn v2.0.5
[INFO] [stderr]   Downloaded rgb v0.8.36
[INFO] [stderr]   Downloaded data-url v0.2.0
[INFO] [stderr]   Downloaded xmlparser v0.13.5
[INFO] [stderr]   Downloaded roxmltree v0.15.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.82
[INFO] [stderr]   Downloaded accesskit_unix v0.2.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.2
[INFO] [stderr]   Downloaded usvg v0.28.0
[INFO] [stderr]   Downloaded egui_extras v0.21.0
[INFO] [stderr]   Downloaded winnow v0.3.6
[INFO] [stderr]   Downloaded toml_edit v0.19.7
[INFO] [stderr]   Downloaded resvg v0.28.0
[INFO] [stderr]   Downloaded accesskit v0.9.0
[INFO] [stderr]   Downloaded cxx-build v1.0.93
[INFO] [stderr]   Downloaded egui_commonmark v0.7.1
[INFO] [stderr]   Downloaded rctree v0.5.0
[INFO] [stderr]   Downloaded accesskit_winit v0.10.0
[INFO] [stderr]   Downloaded egui_glow v0.21.0
[INFO] [stderr]   Downloaded openssl v0.10.47
[INFO] [stderr]   Downloaded atspi-macros v0.1.4
[INFO] [stderr]   Downloaded svgtypes v0.8.2
[INFO] [stderr]   Downloaded atspi v0.8.7
[INFO] [stderr]   Downloaded fancy-regex v0.7.1
[INFO] [stderr]   Downloaded serde-xml-rs v0.4.1
[INFO] [stderr]   Downloaded syntect v5.0.0
[INFO] [stderr]   Downloaded imagesize v0.10.1
[INFO] [stderr]   Downloaded lazy_async_promise v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bb66cc67614e17cf135b92e0492a853a8bd2b44fa7e4c225a8d4d1573b0b5bf
[INFO] running `Command { std: "docker" "start" "-a" "3bb66cc67614e17cf135b92e0492a853a8bd2b44fa7e4c225a8d4d1573b0b5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb66cc67614e17cf135b92e0492a853a8bd2b44fa7e4c225a8d4d1573b0b5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb66cc67614e17cf135b92e0492a853a8bd2b44fa7e4c225a8d4d1573b0b5bf", kill_on_drop: false }`
[INFO] [stdout] 3bb66cc67614e17cf135b92e0492a853a8bd2b44fa7e4c225a8d4d1573b0b5bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+8c52f735abd1af9a73941b78fe7ed2ab08b9c0dd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4955c9b2cfa75a899fb1f6f107d2bb5da29463abcf24a5160df64dd538d79cf1
[INFO] running `Command { std: "docker" "start" "-a" "4955c9b2cfa75a899fb1f6f107d2bb5da29463abcf24a5160df64dd538d79cf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling winnow v0.3.6
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling polling v2.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ttf-parser v0.18.1
[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" "4955c9b2cfa75a899fb1f6f107d2bb5da29463abcf24a5160df64dd538d79cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4955c9b2cfa75a899fb1f6f107d2bb5da29463abcf24a5160df64dd538d79cf1", kill_on_drop: false }`
[INFO] [stdout] 4955c9b2cfa75a899fb1f6f107d2bb5da29463abcf24a5160df64dd538d79cf1
