[INFO] cloning repository https://github.com/mazsibazsi/kfn-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mazsibazsi/kfn-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazsibazsi%2Fkfn-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazsibazsi%2Fkfn-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e732da58e6878c370075cf236270c5f794c423ec
[INFO] testing mazsibazsi/kfn-rs against master#23949593103d03a82c7ebc2e84434ce6c6edc561 for pr-115235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmazsibazsi%2Fkfn-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mazsibazsi/kfn-rs on toolchain 23949593103d03a82c7ebc2e84434ce6c6edc561
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mazsibazsi/kfn-rs
[INFO] finished tweaking git repo https://github.com/mazsibazsi/kfn-rs
[INFO] tweaked toml for git repo https://github.com/mazsibazsi/kfn-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mazsibazsi/kfn-rs 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" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.12.0
[INFO] [stderr]   Downloaded colorsys v0.6.6
[INFO] [stderr]   Downloaded dbg_hex v0.1.1
[INFO] [stderr]   Downloaded wayland-egl v0.29.4
[INFO] [stderr]   Downloaded glutin v0.28.0
[INFO] [stderr]   Downloaded earcutr v0.2.0
[INFO] [stderr]   Downloaded speedy2d v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 692508e5aa297a011d47833a95777a52529f0a95a8b9c606a6be7fc8e59d183f
[INFO] running `Command { std: "docker" "start" "-a" "692508e5aa297a011d47833a95777a52529f0a95a8b9c606a6be7fc8e59d183f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "692508e5aa297a011d47833a95777a52529f0a95a8b9c606a6be7fc8e59d183f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692508e5aa297a011d47833a95777a52529f0a95a8b9c606a6be7fc8e59d183f", kill_on_drop: false }`
[INFO] [stdout] 692508e5aa297a011d47833a95777a52529f0a95a8b9c606a6be7fc8e59d183f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7163e7231b3e924a5912eb68143d3191d6a76657c04e4a0c940c05a5fbb90dcd
[INFO] running `Command { std: "docker" "start" "-a" "7163e7231b3e924a5912eb68143d3191d6a76657c04e4a0c940c05a5fbb90dcd", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling weezl v0.1.7
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling futures-sink v0.3.23
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]    Compiling bytemuck v1.12.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling lebe v0.5.1
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling ordered-multimap v0.4.3
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling earcutr v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling glow v0.7.2
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling rust-ini v0.18.0
[INFO] [stderr]    Compiling colorsys v0.6.6
[INFO] [stderr]    Compiling dbg_hex v0.1.1
[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/23949593103d03a82c7ebc2e84434ce6c6edc561/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.98/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"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=d07d284e90ca5e5e -C extra-filename=-d07d284e90ca5e5e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-61b4ee105adf2eee.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5ad0028877fb7172.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b015b4164c448aa7.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7163e7231b3e924a5912eb68143d3191d6a76657c04e4a0c940c05a5fbb90dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7163e7231b3e924a5912eb68143d3191d6a76657c04e4a0c940c05a5fbb90dcd", kill_on_drop: false }`
[INFO] [stdout] 7163e7231b3e924a5912eb68143d3191d6a76657c04e4a0c940c05a5fbb90dcd