[INFO] fetching crate yuyu_core 0.2.0...
[INFO] testing yuyu_core-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate yuyu_core 0.2.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate yuyu_core 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yuyu_core 0.2.0
[INFO] finished tweaking crates.io crate yuyu_core 0.2.0
[INFO] tweaked toml for crates.io crate yuyu_core 0.2.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cookie_store v0.15.1
[INFO] [stderr]   Downloaded publicsuffix v2.1.1
[INFO] [stderr]   Downloaded psl-types v2.0.10
[INFO] [stderr]   Downloaded nipper v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e704eb37fbe7490d67d39cc1aa2ba96a2b7a829484cb032cf3335245ca127b1
[INFO] running `Command { std: "docker" "start" "-a" "6e704eb37fbe7490d67d39cc1aa2ba96a2b7a829484cb032cf3335245ca127b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e704eb37fbe7490d67d39cc1aa2ba96a2b7a829484cb032cf3335245ca127b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e704eb37fbe7490d67d39cc1aa2ba96a2b7a829484cb032cf3335245ca127b1", kill_on_drop: false }`
[INFO] [stdout] 6e704eb37fbe7490d67d39cc1aa2ba96a2b7a829484cb032cf3335245ca127b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffe75d13d044337e4f150f204cec34cd6b80fa7dc94d0912f1c43bfdce4eb083
[INFO] running `Command { std: "docker" "start" "-a" "ffe75d13d044337e4f150f204cec34cd6b80fa7dc94d0912f1c43bfdce4eb083", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling psl-types v2.0.10
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling brotli v3.3.3
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling idna v0.2.3
[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-1.0.86/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --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=4c335ba4a8c39dc0 -C extra-filename=-4c335ba4a8c39dc0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8d5920e04f914a4c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.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] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ffe75d13d044337e4f150f204cec34cd6b80fa7dc94d0912f1c43bfdce4eb083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe75d13d044337e4f150f204cec34cd6b80fa7dc94d0912f1c43bfdce4eb083", kill_on_drop: false }`
[INFO] [stdout] ffe75d13d044337e4f150f204cec34cd6b80fa7dc94d0912f1c43bfdce4eb083