[INFO] fetching crate coral-rs 0.1.6...
[INFO] testing coral-rs-0.1.6 against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] extracting crate coral-rs 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate coral-rs 0.1.6
[INFO] finished tweaking crates.io crate coral-rs 0.1.6
[INFO] tweaked toml for crates.io crate coral-rs 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coral-rs 0.1.6 on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coral-rs 0.1.6 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 223e1a0f36539fd4edfa10f32618b26ce907e58c2eca5d25b96b7f5ac8c69f3a
[INFO] running `Command { std: "docker" "start" "-a" "223e1a0f36539fd4edfa10f32618b26ce907e58c2eca5d25b96b7f5ac8c69f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223e1a0f36539fd4edfa10f32618b26ce907e58c2eca5d25b96b7f5ac8c69f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223e1a0f36539fd4edfa10f32618b26ce907e58c2eca5d25b96b7f5ac8c69f3a", kill_on_drop: false }`
[INFO] [stdout] 223e1a0f36539fd4edfa10f32618b26ce907e58c2eca5d25b96b7f5ac8c69f3a
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9cbbdaff4335d73bf260d4d8d53c6933c6f326c7fc25f83856987292f9fb811
[INFO] running `Command { std: "docker" "start" "-a" "e9cbbdaff4335d73bf260d4d8d53c6933c6f326c7fc25f83856987292f9fb811", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling regress v0.10.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling eventsource-stream v0.2.3
[INFO] [stderr]    Compiling as-any v0.3.2
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling ordered-float v5.0.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling hyper v1.6.0
[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/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=be80eb72e7cc13d4 -C extra-filename=-25c660131122c6fe --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2234b60279d7d9ac.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6f422c848555638a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-549afb6be76d59d6.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" "e9cbbdaff4335d73bf260d4d8d53c6933c6f326c7fc25f83856987292f9fb811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cbbdaff4335d73bf260d4d8d53c6933c6f326c7fc25f83856987292f9fb811", kill_on_drop: false }`
[INFO] [stdout] e9cbbdaff4335d73bf260d4d8d53c6933c6f326c7fc25f83856987292f9fb811