[INFO] fetching crate sylvia-iot-broker 0.1.14...
[INFO] checking sylvia-iot-broker-0.1.14 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate sylvia-iot-broker 0.1.14 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate sylvia-iot-broker 0.1.14 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sylvia-iot-broker 0.1.14
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sylvia-iot-broker 0.1.14
[INFO] tweaked toml for crates.io crate sylvia-iot-broker 0.1.14 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate sylvia-iot-broker 0.1.14 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80429cd2345991d1ade08e9126172245d4af727684b0ab11eb85a68864ef536b
[INFO] running `Command { std: "docker" "start" "-a" "80429cd2345991d1ade08e9126172245d4af727684b0ab11eb85a68864ef536b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80429cd2345991d1ade08e9126172245d4af727684b0ab11eb85a68864ef536b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80429cd2345991d1ade08e9126172245d4af727684b0ab11eb85a68864ef536b", kill_on_drop: false }`
[INFO] [stdout] 80429cd2345991d1ade08e9126172245d4af727684b0ab11eb85a68864ef536b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9facec63a7e7d4c317417536061d92a69f5a61dfc36a79df3955c27c626e669e
[INFO] running `Command { std: "docker" "start" "-a" "9facec63a7e7d4c317417536061d92a69f5a61dfc36a79df3955c27c626e669e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling aws-lc-rs v1.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking mirai-annotations v1.12.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking flagset v0.4.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]    Compiling axum-core v0.4.3
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]    Compiling axum v0.7.5
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]     Checking rc2 v0.8.1
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]     Checking cookie-factory v0.3.3
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling cmake v0.1.51
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking raw-cpuid v11.1.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]    Compiling sqlformat v0.2.6
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]    Compiling rustc_version_runtime v0.3.0
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.26.6
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling aws-lc-sys v0.21.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling amq-protocol v7.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking quanta v0.12.3
[INFO] [stderr]     Checking sketches-ddsketch v0.2.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]     Checking clap_builder v4.5.17
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[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/c387b04bf028733cd561d62128c8a5eee4bc1458/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.77/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="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=b7aaf78ca2afe7c0 -C extra-filename=-b7aaf78ca2afe7c0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0bdc4b6937d713e3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a9c7eb8606adb9d2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c1d05c67d34096ea.rmeta --cap-lints allow --cap-lints=forbid -Dtail_expr_drop_order` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9facec63a7e7d4c317417536061d92a69f5a61dfc36a79df3955c27c626e669e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9facec63a7e7d4c317417536061d92a69f5a61dfc36a79df3955c27c626e669e", kill_on_drop: false }`
[INFO] [stdout] 9facec63a7e7d4c317417536061d92a69f5a61dfc36a79df3955c27c626e669e