[INFO] cloning repository https://github.com/jun784/densha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jun784/densha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjun784%2Fdensha", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjun784%2Fdensha'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f9d54e4bba4851cff5f6008c62ab05aa60438bd
[INFO] documenting jun784/densha against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjun784%2Fdensha" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jun784/densha
[INFO] finished tweaking git repo https://github.com/jun784/densha
[INFO] tweaked toml for git repo https://github.com/jun784/densha written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jun784/densha on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 680 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding cargo-tarpaulin v0.27.3 (available: v0.35.1)
[INFO] [stderr]       Adding comrak v0.18.0 (available: v0.50.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding handlebars v4.5.0 (available: v6.4.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.4.0)
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.8.1)
[INFO] [stderr]       Adding indexmap v1.8.2 (available: v1.9.3)
[INFO] [stderr]       Adding jsonschema v0.17.1 (available: v0.41.0)
[INFO] [stderr]       Adding notify v6.1.1 (available: v8.2.0)
[INFO] [stderr]       Adding rocksdb v0.21.0 (available: v0.24.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding toml v0.8.2 (available: v0.8.23)
[INFO] [stderr]       Adding toml_datetime v0.6.3 (available: v0.6.11)
[INFO] [stderr]       Adding toml_edit v0.20.2 (available: v0.20.7)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.3)
[INFO] [stderr]       Adding tower-http v0.4.4 (available: v0.6.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ee1e7dabccbc4769763050497b5a4612354d79ababaec7e586708342e731fbe
[INFO] running `Command { std: "docker" "start" "-a" "1ee1e7dabccbc4769763050497b5a4612354d79ababaec7e586708342e731fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ee1e7dabccbc4769763050497b5a4612354d79ababaec7e586708342e731fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee1e7dabccbc4769763050497b5a4612354d79ababaec7e586708342e731fbe", kill_on_drop: false }`
[INFO] [stdout] 1ee1e7dabccbc4769763050497b5a4612354d79ababaec7e586708342e731fbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08b412475199c93af94caaf981026c229abdfea32766c7d1f08404ca89a2c52
[INFO] running `Command { std: "docker" "start" "-a" "f08b412475199c93af94caaf981026c229abdfea32766c7d1f08404ca89a2c52", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking writeable v0.6.2
[INFO] [stderr]     Checking litemap v0.8.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking ryu v1.0.22
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking clap_builder v4.5.57
[INFO] [stderr]     Checking uuid v1.20.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking outref v0.1.0
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rkyv v0.7.46
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]     Checking num-cmp v0.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling parcel_selectors v0.28.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling blake3 v1.8.3
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]     Checking fraction v0.13.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking simd-abstraction v0.7.1
[INFO] [stderr]     Checking quick-xml v0.38.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking data-url v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking base64-simd v0.7.0
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking deunicode v1.6.2
[INFO] [stderr]     Checking vlq v0.5.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking slug v0.1.6
[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/a394c9cd9ec93787f09a7ac445b14cc674a94549/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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=97d7726f98351cb7 -C extra-filename=-c9b48d6183064ef7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fec5599a7f184630.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-de2c59b803aecfd0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f08b412475199c93af94caaf981026c229abdfea32766c7d1f08404ca89a2c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08b412475199c93af94caaf981026c229abdfea32766c7d1f08404ca89a2c52", kill_on_drop: false }`
[INFO] [stdout] f08b412475199c93af94caaf981026c229abdfea32766c7d1f08404ca89a2c52