[INFO] fetching crate semaphore-protocol 0.1.0...
[INFO] testing semaphore-protocol-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate semaphore-protocol 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate semaphore-protocol 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate semaphore-protocol 0.1.0
[INFO] tweaked toml for crates.io crate semaphore-protocol 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate semaphore-protocol 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate semaphore-protocol 0.1.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519
[INFO] running `Command { std: "docker" "start" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling parity-scale-codec v3.7.4
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
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[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling openssl-src v300.5.0+3.5.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling rust-witness v0.1.4
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ark-std v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling ruint-macro v1.2.1
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="futures-io"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=850d05363bbf3290 -C extra-filename=-abca0e0c38a06728 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern futures_core=/opt/rustwide/target/release/deps/libfutures_core-66c9efc205c292af.rmeta --extern futures_io=/opt/rustwide/target/release/deps/libfutures_io-c3a463472a7d129d.rmeta --extern futures_sink=/opt/rustwide/target/release/deps/libfutures_sink-260a0ab3d14dcdc8.rmeta --extern futures_task=/opt/rustwide/target/release/deps/libfutures_task-4b529e0327c731b5.rmeta --extern memchr=/opt/rustwide/target/release/deps/libmemchr-7a3b50b11aed0d50.rmeta --extern pin_project_lite=/opt/rustwide/target/release/deps/libpin_project_lite-a042d89c9815bfb5.rmeta --extern pin_utils=/opt/rustwide/target/release/deps/libpin_utils-bd5b26767cd4a338.rmeta --extern slab=/opt/rustwide/target/release/deps/libslab-11c0b5c42f0a17c7.rmeta --cap-lints allow --cap-lints=warn` (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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/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 -C debug-assertions=off --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=414005b1667c68c9 -C extra-filename=-7bf1492f4c0e8357 --out-dir /opt/rustwide/target/release/deps -C strip=debuginfo -L dependency=/opt/rustwide/target/release/deps --extern proc_macro2=/opt/rustwide/target/release/deps/libproc_macro2-208daa68e96153db.rmeta --extern quote=/opt/rustwide/target/release/deps/libquote-79fd55c75702e9f8.rmeta --extern unicode_ident=/opt/rustwide/target/release/deps/libunicode_ident-4db6325f2cc66793.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519", kill_on_drop: false }`
[INFO] [stdout] 71f31232638d9710b419b30d9c25b9a1a110bb246c467502711323bc1e5b8519
