[INFO] cloning repository https://github.com/nikhilkumar1612/rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikhilkumar1612/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ced59d44f5d9fac339dd8264851142cbc69e8862
[INFO] building nikhilkumar1612/rust-example against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhilkumar1612%2Frust-example" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nikhilkumar1612/rust-example
[INFO] finished tweaking git repo https://github.com/nikhilkumar1612/rust-example
[INFO] tweaked toml for git repo https://github.com/nikhilkumar1612/rust-example written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nikhilkumar1612/rust-example on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nikhilkumar1612/rust-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres-protocol v0.6.7
[INFO] [stderr]   Downloaded postgres-types v0.2.8
[INFO] [stderr]   Downloaded coins-bip32 v0.8.7
[INFO] [stderr]   Downloaded ethers-etherscan v2.0.14
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded svm-rs v0.3.5
[INFO] [stderr]   Downloaded postgres v0.19.9
[INFO] [stderr]   Downloaded ethers-addressbook v2.0.14
[INFO] [stderr]   Downloaded diesel_table_macro_syntax v0.2.0
[INFO] [stderr]   Downloaded dsl_auto_type v0.1.2
[INFO] [stderr]   Downloaded scale-info-derive v2.11.3
[INFO] [stderr]   Downloaded scrypt v0.10.0
[INFO] [stderr]   Downloaded cargo_metadata v0.18.1
[INFO] [stderr]   Downloaded ethers v2.0.14
[INFO] [stderr]   Downloaded futures-locks v0.7.1
[INFO] [stderr]   Downloaded ethers-contract-derive v2.0.14
[INFO] [stderr]   Downloaded ethers-signers v2.0.14
[INFO] [stderr]   Downloaded pq-sys v0.6.2
[INFO] [stderr]   Downloaded eth-keystore v0.5.0
[INFO] [stderr]   Downloaded enr v0.10.0
[INFO] [stderr]   Downloaded ripemd v0.1.3
[INFO] [stderr]   Downloaded scale-info v2.11.3
[INFO] [stderr]   Downloaded coins-core v0.8.7
[INFO] [stderr]   Downloaded unicode-xid v0.2.5
[INFO] [stderr]   Downloaded ethers-middleware v2.0.14
[INFO] [stderr]   Downloaded ethers-contract v2.0.14
[INFO] [stderr]   Downloaded ena v0.14.3
[INFO] [stderr]   Downloaded prettyplease v0.2.22
[INFO] [stderr]   Downloaded solang-parser v0.3.3
[INFO] [stderr]   Downloaded ethers-providers v2.0.14
[INFO] [stderr]   Downloaded diesel_derives v2.2.3
[INFO] [stderr]   Downloaded ethers-solc v2.0.14
[INFO] [stderr]   Downloaded cc v1.1.19
[INFO] [stderr]   Downloaded tokio-postgres v0.7.12
[INFO] [stderr]   Downloaded ethers-contract-abigen v2.0.14
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789723a25bb5fdb5f352b93d85e834855ad117e77e6104170901470c1c754c43
[INFO] running `Command { std: "docker" "start" "-a" "789723a25bb5fdb5f352b93d85e834855ad117e77e6104170901470c1c754c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789723a25bb5fdb5f352b93d85e834855ad117e77e6104170901470c1c754c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789723a25bb5fdb5f352b93d85e834855ad117e77e6104170901470c1c754c43", kill_on_drop: false }`
[INFO] [stdout] 789723a25bb5fdb5f352b93d85e834855ad117e77e6104170901470c1c754c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8bd0c25f71a38374fd14eb3fe2767269429aff8a863b170ba5e9d7c51cdc3ac
[INFO] running `Command { std: "docker" "start" "-a" "d8bd0c25f71a38374fd14eb3fe2767269429aff8a863b170ba5e9d7c51cdc3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling cc v1.1.19
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.93
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling const-hex v1.12.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.93
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling k256 v0.13.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.93
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling ripemd v0.1.3
[INFO] [stderr]    Compiling bech32 v0.9.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.93
[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/ad85bc524b1ad696e42061ad8338d382dffbdbe5/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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=9eef700b0753fdee -C extra-filename=-850061f48372ff74 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cc3909201ff95dd8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f090026da658f899.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-2f3def79317703c6.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" "d8bd0c25f71a38374fd14eb3fe2767269429aff8a863b170ba5e9d7c51cdc3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bd0c25f71a38374fd14eb3fe2767269429aff8a863b170ba5e9d7c51cdc3ac", kill_on_drop: false }`
[INFO] [stdout] d8bd0c25f71a38374fd14eb3fe2767269429aff8a863b170ba5e9d7c51cdc3ac