[INFO] cloning repository https://github.com/lubosmato/wled-ambilight
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lubosmato/wled-ambilight" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flubosmato%2Fwled-ambilight", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flubosmato%2Fwled-ambilight'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d30a449c520dcdfc608270d1d8521c062641b0a1
[INFO] checking lubosmato/wled-ambilight against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flubosmato%2Fwled-ambilight" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lubosmato/wled-ambilight
[INFO] finished tweaking git repo https://github.com/lubosmato/wled-ambilight
[INFO] tweaked toml for git repo https://github.com/lubosmato/wled-ambilight written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lubosmato/wled-ambilight on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lubosmato/wled-ambilight 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `wled_ambilight` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../wled_ambilight
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `wled-ambilight`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 - name = "wled_ambilight"
[INFO] [stderr] 21 + name = "wled-ambilight"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wled-ambilight`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:19
[INFO] [stderr]    |
[INFO] [stderr] 22 ~ version = "0.1.0"
[INFO] [stderr] 23 + [[bin]]
[INFO] [stderr] 24 + name = "wled-ambilight"
[INFO] [stderr] 25 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `wled_ambilight` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded find-winsdk v0.2.0
[INFO] [stderr]   Downloaded windres v0.2.2
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.15.10
[INFO] [stderr]   Downloaded cairo-sys-rs v0.15.1
[INFO] [stderr]   Downloaded gtk3-macros v0.15.6
[INFO] [stderr]   Downloaded field-offset v0.3.5
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded simd-adler32 v0.3.5
[INFO] [stderr]   Downloaded padlock v0.2.0
[INFO] [stderr]   Downloaded concat-string v1.0.1
[INFO] [stderr]   Downloaded tokio-macros v2.0.0
[INFO] [stderr]   Downloaded tray-item v0.7.1
[INFO] [stderr]   Downloaded version-compare v0.1.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded libappindicator-sys v0.7.3
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded glib-macros v0.15.13
[INFO] [stderr]   Downloaded gdk-pixbuf v0.15.11
[INFO] [stderr]   Downloaded system-deps v6.0.4
[INFO] [stderr]   Downloaded win_desktop_duplication v0.10.6
[INFO] [stderr]   Downloaded gobject-sys v0.15.10
[INFO] [stderr]   Downloaded atk-sys v0.15.1
[INFO] [stderr]   Downloaded pkg-config v0.3.26
[INFO] [stderr]   Downloaded atk v0.15.1
[INFO] [stderr]   Downloaded weezl v0.1.7
[INFO] [stderr]   Downloaded zune-inflate v0.2.53
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded cfg-expr v0.14.0
[INFO] [stderr]   Downloaded pango-sys v0.15.10
[INFO] [stderr]   Downloaded serde_derive v1.0.159
[INFO] [stderr]   Downloaded pango v0.15.10
[INFO] [stderr]   Downloaded cairo-rs v0.15.12
[INFO] [stderr]   Downloaded miniz_oxide v0.6.2
[INFO] [stderr]   Downloaded libappindicator v0.7.1
[INFO] [stderr]   Downloaded glib-sys v0.15.10
[INFO] [stderr]   Downloaded gdk-sys v0.15.1
[INFO] [stderr]   Downloaded flate2 v1.0.25
[INFO] [stderr]   Downloaded gio-sys v0.15.10
[INFO] [stderr]   Downloaded gdk v0.15.4
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded fast_image_resize v2.7.0
[INFO] [stderr]   Downloaded gtk-sys v0.15.3
[INFO] [stderr]   Downloaded gio v0.15.12
[INFO] [stderr]   Downloaded glib v0.15.12
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded syn v2.0.13
[INFO] [stderr]   Downloaded image v0.24.6
[INFO] [stderr]   Downloaded gtk v0.15.5
[INFO] [stderr]   Downloaded gif v0.12.0
[INFO] [stderr]   Downloaded tokio v1.27.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.39.0
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.39.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.39.0
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] [stderr]   Downloaded windows v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43
[INFO] running `Command { std: "docker" "start" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `wled_ambilight` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../wled_ambilight
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `wled-ambilight`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 - name = "wled_ambilight"
[INFO] [stderr] 21 + name = "wled-ambilight"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `wled-ambilight`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:19
[INFO] [stderr]    |
[INFO] [stderr] 22 ~ version = "0.1.0"
[INFO] [stderr] 23 + [[bin]]
[INFO] [stderr] 24 + name = "wled-ambilight"
[INFO] [stderr] 25 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `wled_ambilight` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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]    Compiling cfg-expr v0.14.0
[INFO] [stderr]    Compiling gio v0.15.12
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling gtk v0.15.5
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[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" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43", kill_on_drop: false }`
[INFO] [stdout] 5921e20467ee07c9eed0f7a698e768b373c88037091f318da6e52580d5e51f43
