[INFO] cloning repository https://github.com/Aurora2500/yarb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aurora2500/yarb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurora2500%2Fyarb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurora2500%2Fyarb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b7e1553bfe28f8d5555a281558c98077dc8c175
[INFO] building Aurora2500/yarb against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurora2500%2Fyarb" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aurora2500/yarb
[INFO] finished tweaking git repo https://github.com/Aurora2500/yarb
[INFO] tweaked toml for git repo https://github.com/Aurora2500/yarb written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aurora2500/yarb on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aurora2500/yarb 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f4b4c7b284fb4c648e6e85d5dc5ee9d177f1fe4e3449a1e90b917057dab990f
[INFO] running `Command { std: "docker" "start" "-a" "6f4b4c7b284fb4c648e6e85d5dc5ee9d177f1fe4e3449a1e90b917057dab990f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4b4c7b284fb4c648e6e85d5dc5ee9d177f1fe4e3449a1e90b917057dab990f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4b4c7b284fb4c648e6e85d5dc5ee9d177f1fe4e3449a1e90b917057dab990f", kill_on_drop: false }`
[INFO] [stdout] 6f4b4c7b284fb4c648e6e85d5dc5ee9d177f1fe4e3449a1e90b917057dab990f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1ca84a290ec0e7d6e675334bc2189de54ade6066ac011950f75909566ff39f0
[INFO] running `Command { std: "docker" "start" "-a" "b1ca84a290ec0e7d6e675334bc2189de54ade6066ac011950f75909566ff39f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling twilight-cache v0.0.0
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.99/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "libc", "once_cell", "parallel"))' -C metadata=81e28eb89df64355 -C extra-filename=-e70f7ec87059f3b7 --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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.66/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="visit-mut"' --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=3734dad71fd61474 -C extra-filename=-e9c2363b7187df9e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0b625c2daaa9603a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a253f29cdd71ec93.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b1ca84a290ec0e7d6e675334bc2189de54ade6066ac011950f75909566ff39f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ca84a290ec0e7d6e675334bc2189de54ade6066ac011950f75909566ff39f0", kill_on_drop: false }`
[INFO] [stdout] b1ca84a290ec0e7d6e675334bc2189de54ade6066ac011950f75909566ff39f0