[INFO] cloning repository https://github.com/dr-bonez/arti-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dr-bonez/arti-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Farti-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Farti-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb765ab6b32bcd8915b9c47c486880ba115ee236
[INFO] testing dr-bonez/arti-example/fb765ab6b32bcd8915b9c47c486880ba115ee236 against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdr-bonez%2Farti-example" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dr-bonez/arti-example
[INFO] finished tweaking git repo https://github.com/dr-bonez/arti-example
[INFO] tweaked toml for git repo https://github.com/dr-bonez/arti-example written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dr-bonez/arti-example on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dr-bonez/arti-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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b040d31d4065db12759a2a7acc88fbec80378332b0c0179c35dba649e8b07b2
[INFO] running `Command { std: "docker" "start" "-a" "1b040d31d4065db12759a2a7acc88fbec80378332b0c0179c35dba649e8b07b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b040d31d4065db12759a2a7acc88fbec80378332b0c0179c35dba649e8b07b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b040d31d4065db12759a2a7acc88fbec80378332b0c0179c35dba649e8b07b2", kill_on_drop: false }`
[INFO] [stdout] 1b040d31d4065db12759a2a7acc88fbec80378332b0c0179c35dba649e8b07b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529bb9cf4f2758cc7eedf46c4ec177ce1d826edefb4b8b7de4036695f9e14c1f
[INFO] running `Command { std: "docker" "start" "-a" "529bb9cf4f2758cc7eedf46c4ec177ce1d826edefb4b8b7de4036695f9e14c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling derive-deftly-macros v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling derive-deftly-macros v0.14.6
[INFO] [stderr]    Compiling retry-error v0.6.5
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async_executors v0.7.0
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling openssl-src v300.5.2+3.5.2
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling coarsetime v0.1.36
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling amplify_num v0.5.3
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling weak-table v0.3.2
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sysinfo v0.36.1
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling fluid-let v1.0.0
[INFO] [stderr]    Compiling rand_jitter v0.5.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rdrand v0.8.3
[INFO] [stderr]    Compiling caret v0.5.3
[INFO] [stderr]    Compiling ssh-encoding v0.2.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling downcast-rs v2.0.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling phf_generator v0.12.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling amplify_syn v2.0.1
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling plotters v0.3.7
[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/beta-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.99/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=5b1250e3a50a56dc -C extra-filename=-42defd4cb82abf0d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2a5bccf7b254c4e5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ed737997f6bec1cb.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-d3b6c537b11caace.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" "529bb9cf4f2758cc7eedf46c4ec177ce1d826edefb4b8b7de4036695f9e14c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529bb9cf4f2758cc7eedf46c4ec177ce1d826edefb4b8b7de4036695f9e14c1f", kill_on_drop: false }`
[INFO] [stdout] 529bb9cf4f2758cc7eedf46c4ec177ce1d826edefb4b8b7de4036695f9e14c1f
