[INFO] fetching crate serde_describe 0.2.3...
[INFO] testing serde_describe-0.2.3 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate serde_describe 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate serde_describe 0.2.3
[INFO] finished tweaking crates.io crate serde_describe 0.2.3
[INFO] tweaked toml for crates.io crate serde_describe 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_describe 0.2.3 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_describe 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29d96fd60cfc49461a0237ac5f8b2c4884872c62156093879f7d48cb4c69b725
[INFO] running `Command { std: "docker" "start" "-a" "29d96fd60cfc49461a0237ac5f8b2c4884872c62156093879f7d48cb4c69b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d96fd60cfc49461a0237ac5f8b2c4884872c62156093879f7d48cb4c69b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d96fd60cfc49461a0237ac5f8b2c4884872c62156093879f7d48cb4c69b725", kill_on_drop: false }`
[INFO] [stdout] 29d96fd60cfc49461a0237ac5f8b2c4884872c62156093879f7d48cb4c69b725
[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" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcaf36ef2785b7528d01aa546d33c06b41a8bb08872cf04c76f5ce815e7c5373
[INFO] running `Command { std: "docker" "start" "-a" "bcaf36ef2785b7528d01aa546d33c06b41a8bb08872cf04c76f5ce815e7c5373", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_describe v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.48s
[INFO] running `Command { std: "docker" "inspect" "bcaf36ef2785b7528d01aa546d33c06b41a8bb08872cf04c76f5ce815e7c5373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcaf36ef2785b7528d01aa546d33c06b41a8bb08872cf04c76f5ce815e7c5373", kill_on_drop: false }`
[INFO] [stdout] bcaf36ef2785b7528d01aa546d33c06b41a8bb08872cf04c76f5ce815e7c5373
[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" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f69926e2559ac0002006e45b93b5815912b5bb6ba1984422e15be33bead6016
[INFO] running `Command { std: "docker" "start" "-a" "0f69926e2559ac0002006e45b93b5815912b5bb6ba1984422e15be33bead6016", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling bitcode_derive v0.6.9
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bitcode v0.6.9
[INFO] [stderr]    Compiling ron v0.12.0
[INFO] [stderr]    Compiling serde_describe v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling postcard v1.1.3
[INFO] [stderr] error: could not compile `serde_describe` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/bin/rustc --crate-name serde_describe --edition=2024 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=403ad9aa3b87bdd3 -C extra-filename=-f97dce012678ff77 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitcode=/opt/rustwide/target/debug/deps/libbitcode-0103847b5396b83b.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-b32e6afe26051abc.rlib --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-67f7a9a4844df5f7.rlib --extern postcard=/opt/rustwide/target/debug/deps/libpostcard-6544cd4d1588ae5a.rlib --extern ron=/opt/rustwide/target/debug/deps/libron-2ca714d1a3238534.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e6332f12cad4ad35.rlib --extern serde_bytes=/opt/rustwide/target/debug/deps/libserde_bytes-b36c0b21aad66fed.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0f69926e2559ac0002006e45b93b5815912b5bb6ba1984422e15be33bead6016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f69926e2559ac0002006e45b93b5815912b5bb6ba1984422e15be33bead6016", kill_on_drop: false }`
[INFO] [stdout] 0f69926e2559ac0002006e45b93b5815912b5bb6ba1984422e15be33bead6016
