[INFO] fetching crate syncthing-rs 0.1.0-alpha.3...
[INFO] checking syncthing-rs-0.1.0-alpha.3 against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929
[INFO] extracting crate syncthing-rs 0.1.0-alpha.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate syncthing-rs 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate syncthing-rs 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate syncthing-rs 0.1.0-alpha.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syncthing-rs 0.1.0-alpha.3 on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syncthing-rs 0.1.0-alpha.3 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f56ec7f6fbce4cb0cf742e820a5aaaf69a9876c4d409e565f0382419799ce4d4
[INFO] running `Command { std: "docker" "start" "-a" "f56ec7f6fbce4cb0cf742e820a5aaaf69a9876c4d409e565f0382419799ce4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f56ec7f6fbce4cb0cf742e820a5aaaf69a9876c4d409e565f0382419799ce4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56ec7f6fbce4cb0cf742e820a5aaaf69a9876c4d409e565f0382419799ce4d4", kill_on_drop: false }`
[INFO] [stdout] f56ec7f6fbce4cb0cf742e820a5aaaf69a9876c4d409e565f0382419799ce4d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f0b4d7b7d238c20437ede2f8609953265e8436b5dfe9bd1222207dae1c8f222
[INFO] running `Command { std: "docker" "start" "-a" "2f0b4d7b7d238c20437ede2f8609953265e8436b5dfe9bd1222207dae1c8f222", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling icu_properties_data v2.0.0
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking async-executor v1.13.2
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling rstest_macros v0.25.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking lalrpop-util v0.20.2
[INFO] [stderr]     Checking http-body v0.4.6
[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/dd2d87b6cc31907ae305875eb6be399783dc0256/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=870cf6348d3779c0 -C extra-filename=-1547285a5c2cb0de --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" "2f0b4d7b7d238c20437ede2f8609953265e8436b5dfe9bd1222207dae1c8f222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0b4d7b7d238c20437ede2f8609953265e8436b5dfe9bd1222207dae1c8f222", kill_on_drop: false }`
[INFO] [stdout] 2f0b4d7b7d238c20437ede2f8609953265e8436b5dfe9bd1222207dae1c8f222