[INFO] fetching crate ethers-flashbots 0.13.1...
[INFO] checking ethers-flashbots-0.13.1 against try#6ce3e686a73dccf860e3697301749a5a1fe143c5 for pr-111841
[INFO] extracting crate ethers-flashbots 0.13.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ethers-flashbots 0.13.1 on toolchain 6ce3e686a73dccf860e3697301749a5a1fe143c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6ce3e686a73dccf860e3697301749a5a1fe143c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethers-flashbots 0.13.1
[INFO] finished tweaking crates.io crate ethers-flashbots 0.13.1
[INFO] tweaked toml for crates.io crate ethers-flashbots 0.13.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate ethers-flashbots 0.13.1 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" "+6ce3e686a73dccf860e3697301749a5a1fe143c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+6ce3e686a73dccf860e3697301749a5a1fe143c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a73d411a9e79adc2c4464c1a184af657aba9385fd6cbc7672ec42e249a985fdc
[INFO] running `Command { std: "docker" "start" "-a" "a73d411a9e79adc2c4464c1a184af657aba9385fd6cbc7672ec42e249a985fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a73d411a9e79adc2c4464c1a184af657aba9385fd6cbc7672ec42e249a985fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73d411a9e79adc2c4464c1a184af657aba9385fd6cbc7672ec42e249a985fdc", kill_on_drop: false }`
[INFO] [stdout] a73d411a9e79adc2c4464c1a184af657aba9385fd6cbc7672ec42e249a985fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+6ce3e686a73dccf860e3697301749a5a1fe143c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a34fc256512215b0193f5729e5d6586918dbb6b439b52d3f02d2adb5c0be22a
[INFO] running `Command { std: "docker" "start" "-a" "3a34fc256512215b0193f5729e5d6586918dbb6b439b52d3f02d2adb5c0be22a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking const-oid v0.9.2
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling rustix v0.37.3
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking der v0.7.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking sha3 v0.10.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking spki v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking sec1 v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking crypto-bigint v0.5.2
[INFO] [stderr]     Checking signature v2.1.0
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking elliptic-curve v0.13.5
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking ecdsa v0.16.7
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking k256 v0.13.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling bumpalo v3.11.1
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling prettyplease v0.2.5
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]    Compiling path-slash v0.2.1
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling ipnet v2.7.0
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling dunce v1.0.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking salsa20 v0.10.2
[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/6ce3e686a73dccf860e3697301749a5a1fe143c5/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.107/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="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=f209c9871469f1d1 -C extra-filename=-f209c9871469f1d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-505d0d231e7e4910.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c07870e0e8b82ef8.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2538c641dd5361ed.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" "3a34fc256512215b0193f5729e5d6586918dbb6b439b52d3f02d2adb5c0be22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a34fc256512215b0193f5729e5d6586918dbb6b439b52d3f02d2adb5c0be22a", kill_on_drop: false }`
[INFO] [stdout] 3a34fc256512215b0193f5729e5d6586918dbb6b439b52d3f02d2adb5c0be22a