[INFO] fetching crate mconfig 0.2.1...
[INFO] testing mconfig-0.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate mconfig 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mconfig 0.2.1 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] started tweaking crates.io crate mconfig 0.2.1
[INFO] finished tweaking crates.io crate mconfig 0.2.1
[INFO] tweaked toml for crates.io crate mconfig 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-prometheus v0.13.0
[INFO] [stderr]   Downloaded opentelemetry v0.20.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.20.0
[INFO] [stderr]   Downloaded opentelemetry-proto v0.3.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.13.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.20.0
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.12.0
[INFO] [stderr]   Downloaded actix-web-opentelemetry v0.15.0
[INFO] [stderr]   Downloaded qrt-log-utils v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9664ae4d49f1330d2964533ac27950b2d87dc9c96781352bf5e73edb82efeff7
[INFO] running `Command { std: "docker" "start" "-a" "9664ae4d49f1330d2964533ac27950b2d87dc9c96781352bf5e73edb82efeff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9664ae4d49f1330d2964533ac27950b2d87dc9c96781352bf5e73edb82efeff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9664ae4d49f1330d2964533ac27950b2d87dc9c96781352bf5e73edb82efeff7", kill_on_drop: false }`
[INFO] [stdout] 9664ae4d49f1330d2964533ac27950b2d87dc9c96781352bf5e73edb82efeff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 78fa5acc7d6d05ed176e50e4286afb17c6f41eb64ebbac28e64d7f2d6ff91d08
[INFO] running `Command { std: "docker" "start" "-a" "78fa5acc7d6d05ed176e50e4286afb17c6f41eb64ebbac28e64d7f2d6ff91d08", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling time-macros v0.2.16
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling ordered-float v3.9.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]    Compiling local-waker v0.1.4
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling time v0.3.31
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling local-channel v0.1.5
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling brotli v3.4.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling idna v0.2.3
[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=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=650ad9d762906de2 -C extra-filename=-650ad9d762906de2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3f89e7e213360ccf.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9168ea920d68759a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-e03ce37406b474da.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-2.0.48/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=6c668c0241960e32 -C extra-filename=-6c668c0241960e32 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3f89e7e213360ccf.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9168ea920d68759a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-e03ce37406b474da.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "78fa5acc7d6d05ed176e50e4286afb17c6f41eb64ebbac28e64d7f2d6ff91d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fa5acc7d6d05ed176e50e4286afb17c6f41eb64ebbac28e64d7f2d6ff91d08", kill_on_drop: false }`
[INFO] [stdout] 78fa5acc7d6d05ed176e50e4286afb17c6f41eb64ebbac28e64d7f2d6ff91d08
