[INFO] fetching crate tektra 0.2.3...
[INFO] building tektra-0.2.3 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tektra 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tektra 0.2.3
[INFO] finished tweaking crates.io crate tektra 0.2.3
[INFO] tweaked toml for crates.io crate tektra 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tektra 0.2.3 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tektra 0.2.3 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107e41b4134347b3540d0a0facf23d36ca143ebe4524f0b32b4edf203a39a3a0
[INFO] running `Command { std: "docker" "start" "-a" "107e41b4134347b3540d0a0facf23d36ca143ebe4524f0b32b4edf203a39a3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107e41b4134347b3540d0a0facf23d36ca143ebe4524f0b32b4edf203a39a3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107e41b4134347b3540d0a0facf23d36ca143ebe4524f0b32b4edf203a39a3a0", kill_on_drop: false }`
[INFO] [stdout] 107e41b4134347b3540d0a0facf23d36ca143ebe4524f0b32b4edf203a39a3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f346e6271a93159a374314e74d7e0c9c1e8ba4fa5042b8d0c4247794f8d78bb8
[INFO] running `Command { std: "docker" "start" "-a" "f346e6271a93159a374314e74d7e0c9c1e8ba4fa5042b8d0c4247794f8d78bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.219/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=5a03c05b43190124 -C extra-filename=-b3eaaa66f817cc72 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0831a0dd93402fea.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-55601c24e4decb91.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b95a8fc823fb03cb.rlib --extern proc_macro --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" "f346e6271a93159a374314e74d7e0c9c1e8ba4fa5042b8d0c4247794f8d78bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f346e6271a93159a374314e74d7e0c9c1e8ba4fa5042b8d0c4247794f8d78bb8", kill_on_drop: false }`
[INFO] [stdout] f346e6271a93159a374314e74d7e0c9c1e8ba4fa5042b8d0c4247794f8d78bb8