[INFO] cloning repository https://github.com/Hermit210/prerequest-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hermit210/prerequest-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHermit210%2Fprerequest-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHermit210%2Fprerequest-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07eac337cd368cf2174c6dfc7bea3f0f15d5f862
[INFO] checking Hermit210/prerequest-challenge against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHermit210%2Fprerequest-challenge" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Hermit210/prerequest-challenge
[INFO] finished tweaking git repo https://github.com/Hermit210/prerequest-challenge
[INFO] tweaked toml for git repo https://github.com/Hermit210/prerequest-challenge written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hermit210/prerequest-challenge on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hermit210/prerequest-challenge 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264
[INFO] running `Command { std: "docker" "start" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling winnow v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]     Checking five8_core v1.0.0
[INFO] [stderr]     Checking solana-sanitize v3.0.1
[INFO] [stderr]     Checking solana-atomic-u64 v3.0.1
[INFO] [stderr]     Checking sha2-const-stable v0.1.0
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking cmov v0.5.4
[INFO] [stderr]     Checking five8 v1.0.0
[INFO] [stderr]    Compiling borsh v1.8.0
[INFO] [stderr]     Checking five8_const v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking solana-program-memory v3.1.0
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling solana-ed25519 v0.2.3
[INFO] [stderr]     Checking solana-define-syscall v4.0.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling find-msvc-tools v0.1.10
[INFO] [stderr]     Checking solana-msg v3.1.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking solana-short-vec v3.3.0
[INFO] [stderr]    Compiling cc v1.4.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking solana-svm-feature-set v3.1.14
[INFO] [stderr]     Checking ctutils v0.4.2
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking rustc-demangle v0.1.28
[INFO] [stderr]     Checking solana-fee-structure v3.0.0
[INFO] [stderr]     Checking eager v0.1.0
[INFO] [stderr]     Checking solana-svm-log-collector v3.1.14
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking solana-svm-measure v3.1.14
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking solana-precompile-error v3.0.0
[INFO] [stderr]    Compiling const-oid v0.10.2
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking num-iter v0.1.46
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling blake3 v1.8.6
[INFO] [stderr]     Checking hybrid-array v0.4.14
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking percentage v0.1.0
[INFO] [stderr]     Checking solana-packet v3.0.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking derivation-path v0.2.0
[INFO] [stderr]     Checking solana-big-mod-exp v3.0.0
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]     Checking solana-derivation-path v3.0.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling toml_parser v1.1.3+spec-1.1.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking keccak-const v0.2.0
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking solana-seed-derivable v3.0.0
[INFO] [stderr]     Checking solana-define-syscall v3.0.0
[INFO] [stderr]     Checking solana-program-option v3.1.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]     Checking const-crypto v0.3.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking solana-native-token v3.0.0
[INFO] [stderr]    Compiling toml_edit v0.25.13+spec-1.1.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1 v0.6.0
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling bytemuck_derive v1.12.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.4.2
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]    Compiling enum-ordinalize v4.4.2
[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/e4d5758286bf2cf6f415802f2cf861747a7c6c8c/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,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=9268322b5452d13f -C extra-filename=-7743681e4aa260cf --out-dir /opt/rustwide/target/debug/build/syn/7743681e4aa260cf/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/66baf18af1fdf36f/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/66baf18af1fdf36f/out/libproc_macro2-66baf18af1fdf36f.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/31698eed8d28fe2c/out/libquote-31698eed8d28fe2c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264", kill_on_drop: false }`
[INFO] [stdout] f624d13d63d507992137dcca0cb422c1337b0535612f3140735837d6d0d56264