[INFO] cloning repository https://github.com/planet0104/hidden-files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/planet0104/hidden-files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplanet0104%2Fhidden-files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplanet0104%2Fhidden-files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60614bcd861eda50b92ac88e15aa5cc26ee427c3
[INFO] checking planet0104/hidden-files/60614bcd861eda50b92ac88e15aa5cc26ee427c3 against master#6a9758d4f38d4763bd437c48fa7e5246cecf8d04 for pr-124355
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplanet0104%2Fhidden-files" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/planet0104/hidden-files on toolchain 6a9758d4f38d4763bd437c48fa7e5246cecf8d04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/planet0104/hidden-files
[INFO] finished tweaking git repo https://github.com/planet0104/hidden-files
[INFO] tweaked toml for git repo https://github.com/planet0104/hidden-files written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/planet0104/hidden-files 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" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-field-offset v0.1.2
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.1
[INFO] [stderr]   Downloaded vtable-macro v0.1.9
[INFO] [stderr]   Downloaded slint-macros v0.3.1
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.2
[INFO] [stderr]   Downloaded vtable v0.1.9
[INFO] [stderr]   Downloaded cpp_common v0.5.7
[INFO] [stderr]   Downloaded cpp v0.5.7
[INFO] [stderr]   Downloaded bincode_derive v2.0.0-rc.2
[INFO] [stderr]   Downloaded byte-unit v4.0.17
[INFO] [stderr]   Downloaded fontdb v0.9.3
[INFO] [stderr]   Downloaded cpp_build v0.5.7
[INFO] [stderr]   Downloaded zbus_names v2.3.0
[INFO] [stderr]   Downloaded qttypes v0.2.8
[INFO] [stderr]   Downloaded clru v0.6.0
[INFO] [stderr]   Downloaded lyon_path v1.0.2
[INFO] [stderr]   Downloaded virtue v0.0.8
[INFO] [stderr]   Downloaded zbus v3.5.0
[INFO] [stderr]   Downloaded i-slint-core v0.3.1
[INFO] [stderr]   Downloaded tiny-skia v0.6.6
[INFO] [stderr]   Downloaded i-slint-backend-winit v0.3.1
[INFO] [stderr]   Downloaded usvg v0.23.0
[INFO] [stderr]   Downloaded resvg v0.23.0
[INFO] [stderr]   Downloaded i-slint-compiler v0.3.1
[INFO] [stderr]   Downloaded rustybuzz v0.5.1
[INFO] [stderr]   Downloaded bincode v2.0.0-rc.2
[INFO] [stderr]   Downloaded zbus_macros v3.5.0
[INFO] [stderr]   Downloaded zvariant v3.8.0
[INFO] [stderr]   Downloaded calloop v0.10.3
[INFO] [stderr]   Downloaded lyon_geom v1.0.3
[INFO] [stderr]   Downloaded x11-clipboard v0.6.1
[INFO] [stderr]   Downloaded copypasta v0.8.1
[INFO] [stderr]   Downloaded dark-light v0.2.3
[INFO] [stderr]   Downloaded i-slint-backend-selector v0.3.1
[INFO] [stderr]   Downloaded i-slint-core-macros v0.3.1
[INFO] [stderr]   Downloaded cpp_macros v0.5.7
[INFO] [stderr]   Downloaded zvariant_derive v3.8.0
[INFO] [stderr]   Downloaded slint v0.3.1
[INFO] [stderr]   Downloaded i-slint-backend-qt v0.3.1
[INFO] [stderr]   Downloaded i-slint-common v0.3.1
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0de06f84a2c17301375761743f578b1254e9fdd1d11b8daf8005c9b3cfeec4c1
[INFO] running `Command { std: "docker" "start" "-a" "0de06f84a2c17301375761743f578b1254e9fdd1d11b8daf8005c9b3cfeec4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0de06f84a2c17301375761743f578b1254e9fdd1d11b8daf8005c9b3cfeec4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de06f84a2c17301375761743f578b1254e9fdd1d11b8daf8005c9b3cfeec4c1", kill_on_drop: false }`
[INFO] [stdout] 0de06f84a2c17301375761743f578b1254e9fdd1d11b8daf8005c9b3cfeec4c1
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66e2f42d258340d2f528f6654e5040bf95c78fa6385dd2fafea07246744b7dce
[INFO] running `Command { std: "docker" "start" "-a" "66e2f42d258340d2f528f6654e5040bf95c78fa6385dd2fafea07246744b7dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 thiserror v1.0.37
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "66e2f42d258340d2f528f6654e5040bf95c78fa6385dd2fafea07246744b7dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e2f42d258340d2f528f6654e5040bf95c78fa6385dd2fafea07246744b7dce", kill_on_drop: false }`
[INFO] [stdout] 66e2f42d258340d2f528f6654e5040bf95c78fa6385dd2fafea07246744b7dce