[INFO] cloning repository https://github.com/EC-labs/cec-assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EC-labs/cec-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEC-labs%2Fcec-assignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEC-labs%2Fcec-assignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb7d333fe9bdb7ffa7d5bda6b45f15ca5a3a2e20
[INFO] checking EC-labs/cec-assignment against master#217cb73577ed6f30a2005dd75bab01d23ec4cd60 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEC-labs%2Fcec-assignment" "/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/EC-labs/cec-assignment
[INFO] finished tweaking git repo https://github.com/EC-labs/cec-assignment
[INFO] tweaked toml for git repo https://github.com/EC-labs/cec-assignment written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EC-labs/cec-assignment on toolchain 217cb73577ed6f30a2005dd75bab01d23ec4cd60
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EC-labs/cec-assignment 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" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v2.9.3
[INFO] [stderr]   Downloaded clap_lex v0.7.5
[INFO] [stderr]   Downloaded clap_derive v4.5.45
[INFO] [stderr]   Downloaded clap v4.5.45
[INFO] [stderr]   Downloaded darling_macro v0.20.11
[INFO] [stderr]   Downloaded clap_builder v4.5.44
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] [stderr]   Downloaded rfc7239 v0.1.3
[INFO] [stderr]   Downloaded headers v0.4.1
[INFO] [stderr]   Downloaded quick-xml v0.36.2
[INFO] [stderr]   Downloaded uuid v1.18.0
[INFO] [stderr]   Downloaded anyhow v1.0.99
[INFO] [stderr]   Downloaded sqlx-postgres v0.7.4
[INFO] [stderr]   Downloaded poem v3.1.12
[INFO] [stderr]   Downloaded hyper-util v0.1.16
[INFO] [stderr]   Downloaded sqlx v0.7.4
[INFO] [stderr]   Downloaded poem v1.3.59
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] [stderr]   Downloaded darling_core v0.20.11
[INFO] [stderr]   Downloaded toml_edit v0.20.2
[INFO] [stderr]   Downloaded sqlx-core v0.7.4
[INFO] [stderr]   Downloaded zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]   Downloaded poem-openapi v1.3.30
[INFO] [stderr]   Downloaded sqlx-mysql v0.7.4
[INFO] [stderr]   Downloaded rdkafka-sys v3.0.0+1.6.0
[INFO] [stderr]   Downloaded sqlx-sqlite v0.7.4
[INFO] [stderr]   Downloaded cookie v0.17.0
[INFO] [stderr]   Downloaded poem-openapi-derive v1.3.30
[INFO] [stderr]   Downloaded poem-openapi v5.1.16
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.30
[INFO] [stderr]   Downloaded darling v0.20.11
[INFO] [stderr]   Downloaded sqlx-macros-core v0.7.4
[INFO] [stderr]   Downloaded tracing-appender v0.2.3
[INFO] [stderr]   Downloaded tracing-serde v0.2.0
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded libsqlite3-sys v0.27.0
[INFO] [stderr]   Downloaded poem-derive v3.1.12
[INFO] [stderr]   Downloaded pin-project v0.4.30
[INFO] [stderr]   Downloaded sse-codec v0.3.2
[INFO] [stderr]   Downloaded typed-builder v0.14.0
[INFO] [stderr]   Downloaded uuid-macro-internal v1.18.0
[INFO] [stderr]   Downloaded poem-derive v1.3.59
[INFO] [stderr]   Downloaded actix-http v3.11.0
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded wildmatch v2.4.0
[INFO] [stderr]   Downloaded libflate v1.4.0
[INFO] [stderr]   Downloaded quad-rand v0.2.3
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded bytes v0.5.6
[INFO] [stderr]   Downloaded futures_codec v0.4.1
[INFO] [stderr]   Downloaded poem-openapi-derive v5.1.16
[INFO] [stderr]   Downloaded prometheus-client v0.21.2
[INFO] [stderr]   Downloaded indexmap v1.6.2
[INFO] [stderr]   Downloaded libflate_lz77 v1.2.0
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.0
[INFO] [stderr]   Downloaded apache-avro v0.15.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded sqlx-macros v0.7.4
[INFO] [stderr]   Downloaded async-broadcast v0.5.1
[INFO] [stderr]   Downloaded rdkafka v0.25.0
[INFO] [stderr]   Downloaded cc v1.2.34
[INFO] [stderr]   Downloaded indexmap v2.11.0
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab05d37133f4fb151a5ecb541509056eacf3ad545b24bda5f29d5232fa26fec
[INFO] running `Command { std: "docker" "start" "-a" "5ab05d37133f4fb151a5ecb541509056eacf3ad545b24bda5f29d5232fa26fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab05d37133f4fb151a5ecb541509056eacf3ad545b24bda5f29d5232fa26fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab05d37133f4fb151a5ecb541509056eacf3ad545b24bda5f29d5232fa26fec", kill_on_drop: false }`
[INFO] [stdout] 5ab05d37133f4fb151a5ecb541509056eacf3ad545b24bda5f29d5232fa26fec
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+217cb73577ed6f30a2005dd75bab01d23ec4cd60" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9be9830381d310ad5599464ccbe8c859d576da08696c9e8720cac48eb311281
[INFO] running `Command { std: "docker" "start" "-a" "e9be9830381d310ad5599464ccbe8c859d576da08696c9e8720cac48eb311281", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking bitflags v2.9.3
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking clap_builder v4.5.44
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling rdkafka-sys v3.0.0+1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking libflate_lz77 v1.2.0
[INFO] [stderr]     Checking rfc7239 v0.1.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling stringprep v0.1.5
[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/217cb73577ed6f30a2005dd75bab01d23ec4cd60/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=8504a4681ebd5e1c -C extra-filename=-c1ae397e261cd1e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-22eafb7ba7061cfc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-eba62669d30b8e5b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "e9be9830381d310ad5599464ccbe8c859d576da08696c9e8720cac48eb311281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9be9830381d310ad5599464ccbe8c859d576da08696c9e8720cac48eb311281", kill_on_drop: false }`
[INFO] [stdout] e9be9830381d310ad5599464ccbe8c859d576da08696c9e8720cac48eb311281
