[INFO] fetching crate rig-mongodb 0.2.14...
[INFO] checking rig-mongodb-0.2.14 against try#29194e8f603400afdb2f86c9418e9fccb1628ea0 for pr-135331-1
[INFO] extracting crate rig-mongodb 0.2.14 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rig-mongodb 0.2.14
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rig-mongodb 0.2.14
[INFO] tweaked toml for crates.io crate rig-mongodb 0.2.14 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rig-mongodb 0.2.14 on toolchain 29194e8f603400afdb2f86c9418e9fccb1628ea0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rig-mongodb 0.2.14 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" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9b076f9f74b67cd62f6656f94c30d539fcb0118c2ac9f636a208bc17f5d5f5f
[INFO] running `Command { std: "docker" "start" "-a" "d9b076f9f74b67cd62f6656f94c30d539fcb0118c2ac9f636a208bc17f5d5f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b076f9f74b67cd62f6656f94c30d539fcb0118c2ac9f636a208bc17f5d5f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b076f9f74b67cd62f6656f94c30d539fcb0118c2ac9f636a208bc17f5d5f5f", kill_on_drop: false }`
[INFO] [stdout] d9b076f9f74b67cd62f6656f94c30d539fcb0118c2ac9f636a208bc17f5d5f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4a3ad9bc8b9b308b44634453380de5eb4c43d693cd3a95e625ca3d0040a50f5
[INFO] running `Command { std: "docker" "start" "-a" "b4a3ad9bc8b9b308b44634453380de5eb4c43d693cd3a95e625ca3d0040a50f5", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]    Compiling macro_magic_core_macros v0.5.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling macro_magic_core v0.5.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling serde_with_macros v3.13.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]     Checking serde_with v3.13.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling macro_magic_macros v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling rustc_version_runtime v0.3.0
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking async-executor v1.13.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking h2 v0.4.10
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking polling v3.8.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking async-io v2.4.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]     Checking hickory-proto v0.24.4
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling macro_magic v0.5.1
[INFO] [stderr]     Checking async-signal v0.2.11
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v2.3.1
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling serde_repr v0.1.20
[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/29194e8f603400afdb2f86c9418e9fccb1628ea0/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="extra-traits"' --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=d96c107fed961ed7 -C extra-filename=-ba19de617ecbe125 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.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" "b4a3ad9bc8b9b308b44634453380de5eb4c43d693cd3a95e625ca3d0040a50f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a3ad9bc8b9b308b44634453380de5eb4c43d693cd3a95e625ca3d0040a50f5", kill_on_drop: false }`
[INFO] [stdout] b4a3ad9bc8b9b308b44634453380de5eb4c43d693cd3a95e625ca3d0040a50f5