[INFO] fetching crate cargo 0.75.1...
[INFO] testing cargo-0.75.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate cargo 0.75.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cargo 0.75.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate cargo 0.75.1
[INFO] finished tweaking crates.io crate cargo 0.75.1
[INFO] tweaked toml for crates.io crate cargo 0.75.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo 0.75.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded im-rc v15.1.0
[INFO] [stderr]   Downloaded gix-utils v0.1.5
[INFO] [stderr]   Downloaded gix-config-value v0.14.0
[INFO] [stderr]   Downloaded miow v0.6.0
[INFO] [stderr]   Downloaded gix-prompt v0.7.0
[INFO] [stderr]   Downloaded memmap2 v0.7.1
[INFO] [stderr]   Downloaded ct-codecs v1.1.1
[INFO] [stderr]   Downloaded maybe-async v0.2.7
[INFO] [stderr]   Downloaded cargo-credential-wincred v0.4.0
[INFO] [stderr]   Downloaded gix-path v0.10.0
[INFO] [stderr]   Downloaded gix-macros v0.1.0
[INFO] [stderr]   Downloaded gix-refspec v0.18.0
[INFO] [stderr]   Downloaded const-oid v0.9.2
[INFO] [stderr]   Downloaded gix-odb v0.53.0
[INFO] [stderr]   Downloaded git2 v0.18.0
[INFO] [stderr]   Downloaded gix-glob v0.13.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.7
[INFO] [stderr]   Downloaded unicode-bom v2.0.2
[INFO] [stderr]   Downloaded serde_ignored v0.1.9
[INFO] [stderr]   Downloaded gix-packetline-blocking v0.16.6
[INFO] [stderr]   Downloaded gix v0.54.1
[INFO] [stderr]   Downloaded prodash v26.2.2
[INFO] [stderr]   Downloaded p384 v0.13.0
[INFO] [stderr]   Downloaded libssh2-sys v0.3.0
[INFO] [stderr]   Downloaded libgit2-sys v0.16.1+1.7.1
[INFO] [stderr]   Downloaded libz-sys v1.1.9
[INFO] [stderr]   Downloaded cargo-credential v0.4.0
[INFO] [stderr]   Downloaded openssl-src v111.26.0+1.1.1u
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]   Downloaded snapbox v0.4.13
[INFO] [stderr]   Downloaded regex-automata v0.3.8
[INFO] [stderr]   Downloaded bstr v1.6.2
[INFO] [stderr]   Downloaded crates-io v0.39.0
[INFO] [stderr]   Downloaded gix-protocol v0.40.0
[INFO] [stderr]   Downloaded sec1 v0.7.2
[INFO] [stderr]   Downloaded gix-object v0.37.0
[INFO] [stderr]   Downloaded gix-filter v0.5.0
[INFO] [stderr]   Downloaded gix-tempfile v10.0.0
[INFO] [stderr]   Downloaded crypto-bigint v0.5.2
[INFO] [stderr]   Downloaded gix-features v0.35.0
[INFO] [stderr]   Downloaded gix-traverse v0.33.0
[INFO] [stderr]   Downloaded flate2 v1.0.27
[INFO] [stderr]   Downloaded cargo-util v0.2.7
[INFO] [stderr]   Downloaded serde_spanned v0.6.3
[INFO] [stderr]   Downloaded ecdsa v0.16.7
[INFO] [stderr]   Downloaded gix-command v0.2.9
[INFO] [stderr]   Downloaded base64 v0.21.3
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded gix-url v0.24.0
[INFO] [stderr]   Downloaded primeorder v0.13.2
[INFO] [stderr]   Downloaded gix-index v0.25.0
[INFO] [stderr]   Downloaded gix-attributes v0.19.0
[INFO] [stderr]   Downloaded faster-hex v0.8.1
[INFO] [stderr]   Downloaded gix-hashtable v0.4.0
[INFO] [stderr]   Downloaded gix-bitmap v0.2.7
[INFO] [stderr]   Downloaded time v0.3.29
[INFO] [stderr]   Downloaded http-auth v0.1.8
[INFO] [stderr]   Downloaded winnow v0.5.15
[INFO] [stderr]   Downloaded color-print v0.3.4
[INFO] [stderr]   Downloaded gix-config v0.30.0
[INFO] [stderr]   Downloaded toml v0.7.6
[INFO] [stderr]   Downloaded gix-fs v0.7.0
[INFO] [stderr]   Downloaded memchr v2.6.2
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded ed25519-compact v2.0.4
[INFO] [stderr]   Downloaded gix-negotiate v0.8.0
[INFO] [stderr]   Downloaded normpath v1.1.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.92
[INFO] [stderr]   Downloaded gix-date v0.8.0
[INFO] [stderr]   Downloaded gix-packetline v0.16.6
[INFO] [stderr]   Downloaded opener v0.6.1
[INFO] [stderr]   Downloaded pasetors v0.6.7
[INFO] [stderr]   Downloaded orion v0.17.4
[INFO] [stderr]   Downloaded gix-chunk v0.4.4
[INFO] [stderr]   Downloaded gix-diff v0.36.0
[INFO] [stderr]   Downloaded clru v0.6.1
[INFO] [stderr]   Downloaded cargo-credential-macos-keychain v0.4.0
[INFO] [stderr]   Downloaded terminal_size v0.3.0
[INFO] [stderr]   Downloaded elliptic-curve v0.13.5
[INFO] [stderr]   Downloaded gix-quote v0.4.7
[INFO] [stderr]   Downloaded gix-hash v0.13.0
[INFO] [stderr]   Downloaded btoi v0.4.3
[INFO] [stderr]   Downloaded gix-trace v0.1.3
[INFO] [stderr]   Downloaded serde-untagged v0.1.1
[INFO] [stderr]   Downloaded gix-worktree v0.26.0
[INFO] [stderr]   Downloaded gix-lock v10.0.0
[INFO] [stderr]   Downloaded os_info v3.7.0
[INFO] [stderr]   Downloaded git2-curl v0.19.0
[INFO] [stderr]   Downloaded gix-discover v0.25.0
[INFO] [stderr]   Downloaded gix-pathspec v0.3.0
[INFO] [stderr]   Downloaded gix-submodule v0.4.0
[INFO] [stderr]   Downloaded gix-ignore v0.8.0
[INFO] [stderr]   Downloaded gix-ref v0.37.0
[INFO] [stderr]   Downloaded der v0.7.6
[INFO] [stderr]   Downloaded cargo-credential-libsecret v0.4.0
[INFO] [stderr]   Downloaded gix-commitgraph v0.21.0
[INFO] [stderr]   Downloaded gix-revwalk v0.8.0
[INFO] [stderr]   Downloaded shell-escape v0.1.5
[INFO] [stderr]   Downloaded rustfix v0.6.1
[INFO] [stderr]   Downloaded gix-actor v0.27.0
[INFO] [stderr]   Downloaded gix-pack v0.43.0
[INFO] [stderr]   Downloaded gix-revision v0.22.0
[INFO] [stderr]   Downloaded anstream v0.6.3
[INFO] [stderr]   Downloaded color-print-proc-macro v0.3.4
[INFO] [stderr]   Downloaded gix-validate v0.8.0
[INFO] [stderr]   Downloaded gix-credentials v0.20.0
[INFO] [stderr]   Downloaded gix-sec v0.10.0
[INFO] [stderr]   Downloaded gix-transport v0.37.0
[INFO] [stderr]   Downloaded byteyarn v0.2.3
[INFO] [stderr]   Downloaded regex v1.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d10063082cf4d78f719e0aeee10b13314060e10b8e623da2591c411c3722195
[INFO] running `Command { std: "docker" "start" "-a" "5d10063082cf4d78f719e0aeee10b13314060e10b8e623da2591c411c3722195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d10063082cf4d78f719e0aeee10b13314060e10b8e623da2591c411c3722195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d10063082cf4d78f719e0aeee10b13314060e10b8e623da2591c411c3722195", kill_on_drop: false }`
[INFO] [stdout] 5d10063082cf4d78f719e0aeee10b13314060e10b8e623da2591c411c3722195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fdcfa9bf01413caa432bb3d9de8d0389e3cfbf1c64d44b84e9bee82a2cd277b
[INFO] running `Command { std: "docker" "start" "-a" "8fdcfa9bf01413caa432bb3d9de8d0389e3cfbf1c64d44b84e9bee82a2cd277b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling memchr v2.6.2
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling gix-trace v0.1.3
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling winnow v0.5.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling const-oid v0.9.2
[INFO] [stderr]    Compiling prodash v26.2.2
[INFO] [stderr]    Compiling memmap2 v0.7.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling bstr v1.6.2
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling gix-utils v0.1.5
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.92
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling curl-sys v0.4.68+curl-8.4.0
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling unicode-bom v2.0.2
[INFO] [stderr]    Compiling btoi v0.4.3
[INFO] [stderr]    Compiling der v0.7.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling gix-sec v0.10.0
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling gix-command v0.2.9
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling byteyarn v0.2.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling crypto-bigint v0.5.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling libgit2-sys v0.16.1+1.7.1
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling hkdf v0.12.3
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling spki v0.7.2
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling signature v2.1.0
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling base64 v0.21.3
[INFO] [stderr]    Compiling clru v0.6.1
[INFO] [stderr]    Compiling sec1 v0.7.2
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling elliptic-curve v0.13.5
[INFO] [stderr]    Compiling anstream v0.6.3
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling terminal_size v0.3.0
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling primeorder v0.13.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling ecdsa v0.16.7
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling fiat-crypto v0.1.20
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]    Compiling p384 v0.13.0
[INFO] [stderr]    Compiling clap_builder v4.4.6
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling cargo v0.75.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling globset v0.4.13
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling ed25519-compact v2.0.4
[INFO] [stderr]    Compiling libloading v0.8.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling ct-codecs v1.1.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ignore v0.4.20
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling opener v0.6.1
[INFO] [stderr]    Compiling matchers v0.1.0
[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/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.29/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-mut"' -C metadata=0a6d3832de39652f -C extra-filename=-0a6d3832de39652f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9be095f914373fdd.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0141650a5fed783d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-0c0c1a5cd4975cbe.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" "8fdcfa9bf01413caa432bb3d9de8d0389e3cfbf1c64d44b84e9bee82a2cd277b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdcfa9bf01413caa432bb3d9de8d0389e3cfbf1c64d44b84e9bee82a2cd277b", kill_on_drop: false }`
[INFO] [stdout] 8fdcfa9bf01413caa432bb3d9de8d0389e3cfbf1c64d44b84e9bee82a2cd277b
