[INFO] cloning repository https://github.com/niklasad1/subxt-ntf-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/niklasad1/subxt-ntf-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniklasad1%2Fsubxt-ntf-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniklasad1%2Fsubxt-ntf-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b793f3fab2faf7b64684b9a597e1f267a9449445
[INFO] building niklasad1/subxt-ntf-example against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fniklasad1%2Fsubxt-ntf-example" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/niklasad1/subxt-ntf-example on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/niklasad1/subxt-ntf-example
[INFO] finished tweaking git repo https://github.com/niklasad1/subxt-ntf-example
[INFO] tweaked toml for git repo https://github.com/niklasad1/subxt-ntf-example written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/niklasad1/subxt-ntf-example 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 025c4e74fd3bd5f3b9a4674cc7457292964ddb8cdd9ea42930ea0fb07adcff66
[INFO] running `Command { std: "docker" "start" "-a" "025c4e74fd3bd5f3b9a4674cc7457292964ddb8cdd9ea42930ea0fb07adcff66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025c4e74fd3bd5f3b9a4674cc7457292964ddb8cdd9ea42930ea0fb07adcff66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025c4e74fd3bd5f3b9a4674cc7457292964ddb8cdd9ea42930ea0fb07adcff66", kill_on_drop: false }`
[INFO] [stdout] 025c4e74fd3bd5f3b9a4674cc7457292964ddb8cdd9ea42930ea0fb07adcff66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96bd15f1c379bddbd1c56701e9f7ebb81bd0c59ff3226efd94ec323da54e1609
[INFO] running `Command { std: "docker" "start" "-a" "96bd15f1c379bddbd1c56701e9f7ebb81bd0c59ff3226efd94ec323da54e1609", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling cpufeatures v0.2.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling cc v1.1.14
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling constant_time_eq v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling hash-db v0.16.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling sp-std v14.0.0
[INFO] [stderr]    Compiling environmental v1.1.4
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling hex-conservative v0.1.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]    Compiling bitcoin_hashes v0.13.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling walkdir v2.5.0
[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/8b8eff55bd72abbb57167bc42222a7f91d41cb0d/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.76/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="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", "test", "visit", "visit-mut"))' -C metadata=711218360075a5e5 -C extra-filename=-33e9aa5b3ffd290c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1c43f9a88c5efebd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b0aaee57be5401c5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-16b1c647aeb644ba.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96bd15f1c379bddbd1c56701e9f7ebb81bd0c59ff3226efd94ec323da54e1609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96bd15f1c379bddbd1c56701e9f7ebb81bd0c59ff3226efd94ec323da54e1609", kill_on_drop: false }`
[INFO] [stdout] 96bd15f1c379bddbd1c56701e9f7ebb81bd0c59ff3226efd94ec323da54e1609