[INFO] cloning repository https://github.com/kocsis1david/wgrepp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kocsis1david/wgrepp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkocsis1david%2Fwgrepp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkocsis1david%2Fwgrepp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05bc7a39e81c32fd6f7810be4ef5ec1077038755
[INFO] checking kocsis1david/wgrepp against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkocsis1david%2Fwgrepp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kocsis1david/wgrepp on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kocsis1david/wgrepp
[INFO] finished tweaking git repo https://github.com/kocsis1david/wgrepp
[INFO] tweaked toml for git repo https://github.com/kocsis1david/wgrepp written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kocsis1david/wgrepp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d261bba1d749bbe5c3f89b5fca9b6055623a94bcd8d498cd276b77d3c891c8e8
[INFO] running `Command { std: "docker" "start" "-a" "d261bba1d749bbe5c3f89b5fca9b6055623a94bcd8d498cd276b77d3c891c8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d261bba1d749bbe5c3f89b5fca9b6055623a94bcd8d498cd276b77d3c891c8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d261bba1d749bbe5c3f89b5fca9b6055623a94bcd8d498cd276b77d3c891c8e8", kill_on_drop: false }`
[INFO] [stdout] d261bba1d749bbe5c3f89b5fca9b6055623a94bcd8d498cd276b77d3c891c8e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21547db175b679d8e0a07ed0547edf91008601b063b77098d796756606a0b98c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21547db175b679d8e0a07ed0547edf91008601b063b77098d796756606a0b98c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking wgpu-types v0.11.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling wgpu-core v0.11.0
[INFO] [stderr]     Checking ash v0.33.3+1.2.191
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling shaderc-sys v0.7.3
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.77/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=47ff4cb234e3c3fb -C extra-filename=-47ff4cb234e3c3fb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-06e97d6f0dfb172f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1b457121b46aa6b0.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ecee5fca1210f52.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "21547db175b679d8e0a07ed0547edf91008601b063b77098d796756606a0b98c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21547db175b679d8e0a07ed0547edf91008601b063b77098d796756606a0b98c", kill_on_drop: false }`
[INFO] [stdout] 21547db175b679d8e0a07ed0547edf91008601b063b77098d796756606a0b98c
