[INFO] fetching crate flowmium 0.0.9...
[INFO] checking flowmium-0.0.9 against try#53f0b05ecbcf011a1f77f1c627304e87ebd05801 for pr-154492
[INFO] extracting crate flowmium 0.0.9 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate flowmium 0.0.9
[INFO] finished tweaking crates.io crate flowmium 0.0.9
[INFO] tweaked toml for crates.io crate flowmium 0.0.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flowmium 0.0.9 on toolchain 53f0b05ecbcf011a1f77f1c627304e87ebd05801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flowmium 0.0.9 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" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 034220faced2b177cedb72e411f86651fb74061ab946a56e040d9184b1955b8b
[INFO] running `Command { std: "docker" "start" "-a" "034220faced2b177cedb72e411f86651fb74061ab946a56e040d9184b1955b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "034220faced2b177cedb72e411f86651fb74061ab946a56e040d9184b1955b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034220faced2b177cedb72e411f86651fb74061ab946a56e040d9184b1955b8b", kill_on_drop: false }`
[INFO] [stdout] 034220faced2b177cedb72e411f86651fb74061ab946a56e040d9184b1955b8b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+53f0b05ecbcf011a1f77f1c627304e87ebd05801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d8a336a059b23ea8f1c3de71822d626b2983e9d6eabd93bdeed210aedb48fcd
[INFO] running `Command { std: "docker" "start" "-a" "0d8a336a059b23ea8f1c3de71822d626b2983e9d6eabd93bdeed210aedb48fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling syn v2.0.93
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.2.6
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustls-pki-types v1.10.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling k8s-openapi v0.24.0
[INFO] [stderr]    Compiling rustls v0.23.20
[INFO] [stderr]    Compiling openssl-src v300.4.1+3.4.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]     Checking local-waker v0.1.3
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling schemars v0.8.13
[INFO] [stderr]    Compiling crc-catalog v2.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling crc v3.0.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]     Checking dyn-clone v1.0.13
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[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/53f0b05ecbcf011a1f77f1c627304e87ebd05801/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.93/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=72b6306c837e5f5d -C extra-filename=-bec9bddf76639b57 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-442acad4d4e7f208.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-080cbe92cf917f0e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.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" "0d8a336a059b23ea8f1c3de71822d626b2983e9d6eabd93bdeed210aedb48fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8a336a059b23ea8f1c3de71822d626b2983e9d6eabd93bdeed210aedb48fcd", kill_on_drop: false }`
[INFO] [stdout] 0d8a336a059b23ea8f1c3de71822d626b2983e9d6eabd93bdeed210aedb48fcd
