[INFO] cloning repository https://github.com/MountainSnowGifu/book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MountainSnowGifu/book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountainSnowGifu%2Fbook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountainSnowGifu%2Fbook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0988cf2a8985e907f058a84f2683cb7877dc4382
[INFO] testing MountainSnowGifu/book against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMountainSnowGifu%2Fbook" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/MountainSnowGifu/book
[INFO] finished tweaking git repo https://github.com/MountainSnowGifu/book
[INFO] tweaked toml for git repo https://github.com/MountainSnowGifu/book written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MountainSnowGifu/book on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MountainSnowGifu/book 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `itertools`
[INFO] [stderr]   --> Cargo.toml:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | itertools = "0.11.0"
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `itertools`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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] 182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce
[INFO] running `Command { std: "docker" "start" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce", 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" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce", 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" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `itertools`
[INFO] [stderr]   --> Cargo.toml:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | itertools = "0.11.0"
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `itertools`
[INFO] [stderr] warning: workspace (manifest) generated 1 warning
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling once_cell v1.20.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.1.19
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling predicates-core v1.0.8
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling blowfish v0.9.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling predicates-tree v1.0.11
[INFO] [stderr]    Compiling bcrypt v0.15.1
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling connection-string v0.2.0
[INFO] [stderr]    Compiling pretty-hex v0.3.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling headers-core v0.3.0
[INFO] [stderr]    Compiling ordered-float v4.2.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling headers v0.4.0
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling thrift v0.17.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling uuid v1.10.0
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.77/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=6ca1880fecdc4eff -C extra-filename=-35a894eab1e1785d --out-dir /opt/rustwide/target/release/build/syn/35a894eab1e1785d/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/b319d056da4bb129/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/abf07a0aa48cc30a/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/b319d056da4bb129/out/libproc_macro2-b319d056da4bb129.rmeta --extern quote=/opt/rustwide/target/release/build/quote/82bfd4d7c6a929f6/out/libquote-82bfd4d7c6a929f6.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/abf07a0aa48cc30a/out/libunicode_ident-abf07a0aa48cc30a.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce", kill_on_drop: false }`
[INFO] [stdout] 182def7cedef736831b633adaf446582613427304d88bb51c089d8c3f6f461ce
