[INFO] fetching crate ust 0.0.2...
[INFO] testing ust-0.0.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate ust 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ust 0.0.2
[INFO] finished tweaking crates.io crate ust 0.0.2
[INFO] tweaked toml for crates.io crate ust 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ust 0.0.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ust 0.0.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8423f88aeb00a11a149bdf1eff99ee91804cbff33cbe0cdacca4e1151c7b05db
[INFO] running `Command { std: "docker" "start" "-a" "8423f88aeb00a11a149bdf1eff99ee91804cbff33cbe0cdacca4e1151c7b05db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8423f88aeb00a11a149bdf1eff99ee91804cbff33cbe0cdacca4e1151c7b05db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8423f88aeb00a11a149bdf1eff99ee91804cbff33cbe0cdacca4e1151c7b05db", kill_on_drop: false }`
[INFO] [stdout] 8423f88aeb00a11a149bdf1eff99ee91804cbff33cbe0cdacca4e1151c7b05db
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48932c66d5072a5d5caa190e40864569c519337db8190d2fc3dfc66c3537c9f9
[INFO] running `Command { std: "docker" "start" "-a" "48932c66d5072a5d5caa190e40864569c519337db8190d2fc3dfc66c3537c9f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling enumset_derive v0.10.0
[INFO] [stderr]    Compiling enumset v1.1.5
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling ust v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `Command { std: "docker" "inspect" "48932c66d5072a5d5caa190e40864569c519337db8190d2fc3dfc66c3537c9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48932c66d5072a5d5caa190e40864569c519337db8190d2fc3dfc66c3537c9f9", kill_on_drop: false }`
[INFO] [stdout] 48932c66d5072a5d5caa190e40864569c519337db8190d2fc3dfc66c3537c9f9
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992ab3d608c8e9f6b9968a88e31a9cdd2a0917e629e4cf8f4dcb26f92f591c3b
[INFO] running `Command { std: "docker" "start" "-a" "992ab3d608c8e9f6b9968a88e31a9cdd2a0917e629e4cf8f4dcb26f92f591c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ust v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "992ab3d608c8e9f6b9968a88e31a9cdd2a0917e629e4cf8f4dcb26f92f591c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992ab3d608c8e9f6b9968a88e31a9cdd2a0917e629e4cf8f4dcb26f92f591c3b", kill_on_drop: false }`
[INFO] [stdout] 992ab3d608c8e9f6b9968a88e31a9cdd2a0917e629e4cf8f4dcb26f92f591c3b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35e3dd734588be01a19fd80252818b28f97e9ecf0ebef603cd87b57666c052ae
[INFO] running `Command { std: "docker" "start" "-a" "35e3dd734588be01a19fd80252818b28f97e9ecf0ebef603cd87b57666c052ae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ust-9cac9bbb91bc6e83)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ust
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35e3dd734588be01a19fd80252818b28f97e9ecf0ebef603cd87b57666c052ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e3dd734588be01a19fd80252818b28f97e9ecf0ebef603cd87b57666c052ae", kill_on_drop: false }`
[INFO] [stdout] 35e3dd734588be01a19fd80252818b28f97e9ecf0ebef603cd87b57666c052ae