[INFO] fetching crate sunshine-bounty-client 0.1.0...
[INFO] checking sunshine-bounty-client-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate sunshine-bounty-client 0.1.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate sunshine-bounty-client 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sunshine-bounty-client 0.1.0
[INFO] finished tweaking crates.io crate sunshine-bounty-client 0.1.0
[INFO] tweaked toml for crates.io crate sunshine-bounty-client 0.1.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate sunshine-bounty-client 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60d7a793c15ee9bfd7acd4b5f6f1eb450c8f13546e377b0357a0ebbff19a252d
[INFO] running `Command { std: "docker" "start" "-a" "60d7a793c15ee9bfd7acd4b5f6f1eb450c8f13546e377b0357a0ebbff19a252d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60d7a793c15ee9bfd7acd4b5f6f1eb450c8f13546e377b0357a0ebbff19a252d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d7a793c15ee9bfd7acd4b5f6f1eb450c8f13546e377b0357a0ebbff19a252d", kill_on_drop: false }`
[INFO] [stdout] 60d7a793c15ee9bfd7acd4b5f6f1eb450c8f13546e377b0357a0ebbff19a252d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4d041052afb2fdfd4f7bf8905f249138817a7b2229e7412e7152ce9dd0b0c48
[INFO] running `Command { std: "docker" "start" "-a" "c4d041052afb2fdfd4f7bf8905f249138817a7b2229e7412e7152ce9dd0b0c48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking sp-std v2.0.0-rc4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling protobuf v2.16.2
[INFO] [stderr]     Checking base-x v0.2.6
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.33/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,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=ef427dc8c700133d -C extra-filename=-ef427dc8c700133d --out-dir /opt/rustwide/target/debug/build/syn-ef427dc8c700133d -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: build failed
[INFO] running `Command { std: "docker" "inspect" "c4d041052afb2fdfd4f7bf8905f249138817a7b2229e7412e7152ce9dd0b0c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d041052afb2fdfd4f7bf8905f249138817a7b2229e7412e7152ce9dd0b0c48", kill_on_drop: false }`
[INFO] [stdout] c4d041052afb2fdfd4f7bf8905f249138817a7b2229e7412e7152ce9dd0b0c48