[INFO] fetching crate rgdb 0.1.5...
[INFO] checking rgdb-0.1.5 against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352
[INFO] extracting crate rgdb 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate rgdb 0.1.5 on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rgdb 0.1.5
[INFO] finished tweaking crates.io crate rgdb 0.1.5
[INFO] tweaked toml for crates.io crate rgdb 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate rgdb 0.1.5 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" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ff1ae7e5a83dc84305bf44d6b78d089959de9197b7fa26c6615632df0efaaf1
[INFO] running `Command { std: "docker" "start" "-a" "3ff1ae7e5a83dc84305bf44d6b78d089959de9197b7fa26c6615632df0efaaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ff1ae7e5a83dc84305bf44d6b78d089959de9197b7fa26c6615632df0efaaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff1ae7e5a83dc84305bf44d6b78d089959de9197b7fa26c6615632df0efaaf1", kill_on_drop: false }`
[INFO] [stdout] 3ff1ae7e5a83dc84305bf44d6b78d089959de9197b7fa26c6615632df0efaaf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d9a44de90d6cd5e73cec7122205f6ab43a26baa88872885465ac3b5e37100f
[INFO] running `Command { std: "docker" "start" "-a" "48d9a44de90d6cd5e73cec7122205f6ab43a26baa88872885465ac3b5e37100f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling gix-trace v0.1.12
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling winnow v0.7.8
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling jiff v0.2.11
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling gix-utils v0.3.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling prodash v29.0.2
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling gix-features v0.42.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling unicode-bom v2.0.3
[INFO] [stderr]    Compiling sha1-checked v0.10.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling kstring v2.0.2
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling gix-sec v0.10.12
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling imara-diff v0.1.8
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling vergen-lib v0.1.6
[INFO] [stderr]    Compiling clru v0.6.2
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]    Compiling vergen v9.0.6
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling vergen-gix v1.0.9
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling term v1.0.2
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling onig_sys v69.8.1
[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/15e8bc6907ab2b3623cb52acc726f4787458df64/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.101/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=6b65eb0aa5085954 -C extra-filename=-74d729bea939bd45 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fac1c2c67a421ffb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b9deab2d34091e99.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "48d9a44de90d6cd5e73cec7122205f6ab43a26baa88872885465ac3b5e37100f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d9a44de90d6cd5e73cec7122205f6ab43a26baa88872885465ac3b5e37100f", kill_on_drop: false }`
[INFO] [stdout] 48d9a44de90d6cd5e73cec7122205f6ab43a26baa88872885465ac3b5e37100f