[INFO] cloning repository https://github.com/Anglebase/Mats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anglebase/Mats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnglebase%2FMats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnglebase%2FMats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52b751139def126e6f7bc7cc0bb954e797400272
[INFO] checking Anglebase/Mats against master#ab1d2444533d829e2d5cff6634cd3c70de6d7103 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnglebase%2FMats" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Anglebase/Mats
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Anglebase/Mats
[INFO] tweaked toml for git repo https://github.com/Anglebase/Mats written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Anglebase/Mats on toolchain ab1d2444533d829e2d5cff6634cd3c70de6d7103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Anglebase/Mats 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" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 zune-jpeg v0.4.20
[INFO] [stderr]   Downloaded ab_glyph v0.2.31
[INFO] [stderr]   Downloaded polling v3.10.0
[INFO] [stderr]   Downloaded glium v0.36.0
[INFO] [stderr]   Downloaded pxfm v0.1.20
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 306e042317dfdbb0bf67d98de9258b184d5ca424a8313be0ccc257ce8d5c01a1
[INFO] running `Command { std: "docker" "start" "-a" "306e042317dfdbb0bf67d98de9258b184d5ca424a8313be0ccc257ce8d5c01a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "306e042317dfdbb0bf67d98de9258b184d5ca424a8313be0ccc257ce8d5c01a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306e042317dfdbb0bf67d98de9258b184d5ca424a8313be0ccc257ce8d5c01a1", kill_on_drop: false }`
[INFO] [stdout] 306e042317dfdbb0bf67d98de9258b184d5ca424a8313be0ccc257ce8d5c01a1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ab1d2444533d829e2d5cff6634cd3c70de6d7103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849d993f0948d86d40581f9d0eedd5cffa8d9d19caa2e37b51d24cc1abad462a
[INFO] running `Command { std: "docker" "start" "-a" "849d993f0948d86d40581f9d0eedd5cffa8d9d19caa2e37b51d24cc1abad462a", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling wayland-sys v0.31.7
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling wayland-client v0.31.11
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking libloading v0.8.8
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling smithay-client-toolkit v0.19.2
[INFO] [stderr]     Checking xcursor v0.3.10
[INFO] [stderr]     Checking cursor-icon v1.2.0
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking xkeysym v0.2.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.10
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling winit v0.30.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling glutin_egl_sys v0.7.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.6.1
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling glutin v0.32.3
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.7
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking as-raw-xcb-connection v1.0.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]     Checking memmap2 v0.9.8
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]    Compiling glutin-winit v0.5.0
[INFO] [stderr]    Compiling wayland-backend v0.3.11
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking bitstream-io v2.6.0
[INFO] [stderr]     Checking smol_str v0.2.2
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]     Checking imgref v1.11.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking dpi v0.1.2
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]    Compiling glium v0.36.0
[INFO] [stderr]     Checking zune-jpeg v0.4.20
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking avif-serialize v0.8.6
[INFO] [stderr]     Checking owned_ttf_parser v0.25.1
[INFO] [stderr]     Checking pxfm v0.1.20
[INFO] [stderr]     Checking ab_glyph v0.2.31
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]    Compiling mats v18446744073709551615.18446744073709551615.18446744073709551615 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> build.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking image-webp v0.2.4
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr] error: could not compile `x11rb-protocol` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ab1d2444533d829e2d5cff6634cd3c70de6d7103/bin/rustc --crate-name x11rb_protocol --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x11rb-protocol-0.13.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="randr"' --cfg 'feature="render"' --cfg 'feature="resource_manager"' --cfg 'feature="shape"' --cfg 'feature="std"' --cfg 'feature="xfixes"' --cfg 'feature="xinput"' --cfg 'feature="xkb"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all-extensions", "composite", "damage", "dbe", "default", "dpms", "dri2", "dri3", "extra-traits", "glx", "present", "randr", "record", "render", "request-parsing", "res", "resource_manager", "screensaver", "serde", "shape", "shm", "std", "sync", "xevie", "xf86dri", "xf86vidmode", "xfixes", "xinerama", "xinput", "xkb", "xprint", "xselinux", "xtest", "xv", "xvmc"))' -C metadata=6fdb4f7aeca99722 -C extra-filename=-97429d98e5942012 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ab1d2444533d829e2d5cff6634cd3c70de6d7103/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=831471b4a45ada86 -C extra-filename=-1ca878e8dfaa319a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0a3b3fe24b469f09.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e098ac900c08002b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "849d993f0948d86d40581f9d0eedd5cffa8d9d19caa2e37b51d24cc1abad462a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849d993f0948d86d40581f9d0eedd5cffa8d9d19caa2e37b51d24cc1abad462a", kill_on_drop: false }`
[INFO] [stdout] 849d993f0948d86d40581f9d0eedd5cffa8d9d19caa2e37b51d24cc1abad462a