[INFO] cloning repository https://github.com/Alzymologist/Lempi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alzymologist/Lempi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlzymologist%2FLempi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlzymologist%2FLempi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1ac761cfaaa3a8642152baaf69d08f5e978a5aa
[INFO] checking Alzymologist/Lempi against try#802c9b5f98c16ec9d24cdfd517f740f1f3df0e29 for pr-137728
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlzymologist%2FLempi" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alzymologist/Lempi on toolchain 802c9b5f98c16ec9d24cdfd517f740f1f3df0e29
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+802c9b5f98c16ec9d24cdfd517f740f1f3df0e29" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alzymologist/Lempi
[INFO] finished tweaking git repo https://github.com/Alzymologist/Lempi
[INFO] tweaked toml for git repo https://github.com/Alzymologist/Lempi written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Alzymologist/Lempi 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" "+802c9b5f98c16ec9d24cdfd517f740f1f3df0e29" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+802c9b5f98c16ec9d24cdfd517f740f1f3df0e29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 213581793a570e65cf604d3a15a3a49dee375c01a08fe9e8144133b9f2c916a9
[INFO] running `Command { std: "docker" "start" "-a" "213581793a570e65cf604d3a15a3a49dee375c01a08fe9e8144133b9f2c916a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "213581793a570e65cf604d3a15a3a49dee375c01a08fe9e8144133b9f2c916a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213581793a570e65cf604d3a15a3a49dee375c01a08fe9e8144133b9f2c916a9", kill_on_drop: false }`
[INFO] [stdout] 213581793a570e65cf604d3a15a3a49dee375c01a08fe9e8144133b9f2c916a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+802c9b5f98c16ec9d24cdfd517f740f1f3df0e29" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6175ea80dbb19e16054f2eaf0769bba8513857ed8dc23edfb380597786dd42a0
[INFO] running `Command { std: "docker" "start" "-a" "6175ea80dbb19e16054f2eaf0769bba8513857ed8dc23edfb380597786dd42a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.9
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling cc v1.0.86
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]     Checking sp-std v14.0.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking event-listener v5.1.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rustix v0.36.17
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling toml_edit v0.20.7
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking wasmtime-asm-macros v8.0.1
[INFO] [stderr]     Checking wasmtime-jit-debug v8.0.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]    Compiling proc-macro-crate v2.0.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking num-bigint v0.4.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v8.0.1
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling wasmtime v8.0.1
[INFO] [stderr]    Compiling expander v2.0.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking sp-crypto-hashing v0.1.0
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[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/802c9b5f98c16ec9d24cdfd517f740f1f3df0e29/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.50/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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=65df3876f4ef152f -C extra-filename=-2125ae7fb80d9c3f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f85d41bda43c41c1.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-34c03e7f7b0b2442.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "6175ea80dbb19e16054f2eaf0769bba8513857ed8dc23edfb380597786dd42a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6175ea80dbb19e16054f2eaf0769bba8513857ed8dc23edfb380597786dd42a0", kill_on_drop: false }`
[INFO] [stdout] 6175ea80dbb19e16054f2eaf0769bba8513857ed8dc23edfb380597786dd42a0