[INFO] fetching crate prometheus-client 0.24.0...
[INFO] checking prometheus-client-0.24.0 against master#c8551d3c63c51f290cf1dc9dc4714249ea849fd1 for pr-148946
[INFO] extracting crate prometheus-client 0.24.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate prometheus-client 0.24.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prometheus-client 0.24.0
[INFO] tweaked toml for crates.io crate prometheus-client 0.24.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-client 0.24.0 on toolchain c8551d3c63c51f290cf1dc9dc4714249ea849fd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prometheus-client 0.24.0 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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sval_buffer v2.14.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.22.6
[INFO] [stderr]   Downloaded value-bag-sval2 v1.10.0
[INFO] [stderr]   Downloaded sval_dynamic v2.14.0
[INFO] [stderr]   Downloaded sval_fmt v2.14.0
[INFO] [stderr]   Downloaded pyo3-macros v0.22.6
[INFO] [stderr]   Downloaded crypto-mac v0.10.0
[INFO] [stderr]   Downloaded value-bag-serde1 v1.10.0
[INFO] [stderr]   Downloaded sval_json v2.14.0
[INFO] [stderr]   Downloaded sval v2.14.0
[INFO] [stderr]   Downloaded sval_ref v2.14.0
[INFO] [stderr]   Downloaded sval_nested v2.14.0
[INFO] [stderr]   Downloaded sval_serde v2.14.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.22.6
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.22.6
[INFO] [stderr]   Downloaded pyo3 v0.22.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a341d995a5d872e487c512cb7125d81f22de919600fb9ce17be6c9bc9520920
[INFO] running `Command { std: "docker" "start" "-a" "1a341d995a5d872e487c512cb7125d81f22de919600fb9ce17be6c9bc9520920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a341d995a5d872e487c512cb7125d81f22de919600fb9ce17be6c9bc9520920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a341d995a5d872e487c512cb7125d81f22de919600fb9ce17be6c9bc9520920", kill_on_drop: false }`
[INFO] [stdout] 1a341d995a5d872e487c512cb7125d81f22de919600fb9ce17be6c9bc9520920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb19d2db004648742b17182dac7250aa70bcb20a1948586b7341697a8f60dad1
[INFO] running `Command { std: "docker" "start" "-a" "fb19d2db004648742b17182dac7250aa70bcb20a1948586b7341697a8f60dad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling typeid v1.0.2
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]     Checking miniz_oxide v0.8.4
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]     Checking rustix v0.37.28
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]     Checking actix-service v2.0.2
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]     Checking bytestring v1.4.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling pyo3-ffi v0.22.6
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking clap_builder v4.5.29
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]    Compiling pyo3 v0.22.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]    Compiling prometheus-client v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking brotli v6.0.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]     Checking is-terminal v0.4.15
[INFO] [stderr]     Checking impl-more v0.1.9
[INFO] [stderr]     Checking route-recognizer v0.2.0
[INFO] [stderr]     Checking oorandom v11.1.4
[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/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.98/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=5d05daf318e3d778 -C extra-filename=-b4a81243d07e427b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba1164ef8c5072f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-45812ef4b8688a30.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.rmeta --cap-lints allow --cap-lints=forbid` (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/c8551d3c63c51f290cf1dc9dc4714249ea849fd1/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 --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --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=7c5b410de9abf7ad -C extra-filename=-f64cdbe09ca64107 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba1164ef8c5072f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-45812ef4b8688a30.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fb19d2db004648742b17182dac7250aa70bcb20a1948586b7341697a8f60dad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb19d2db004648742b17182dac7250aa70bcb20a1948586b7341697a8f60dad1", kill_on_drop: false }`
[INFO] [stdout] fb19d2db004648742b17182dac7250aa70bcb20a1948586b7341697a8f60dad1