[INFO] fetching crate signature 3.0.0-rc.4...
[INFO] testing signature-3.0.0-rc.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate signature 3.0.0-rc.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate signature 3.0.0-rc.4
[INFO] finished tweaking crates.io crate signature 3.0.0-rc.4
[INFO] tweaked toml for crates.io crate signature 3.0.0-rc.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signature 3.0.0-rc.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signature 3.0.0-rc.4 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23007d30e9ccf9df5cede5788102796803fbef524d7efb569262532e465f12f9
[INFO] running `Command { std: "docker" "start" "-a" "23007d30e9ccf9df5cede5788102796803fbef524d7efb569262532e465f12f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23007d30e9ccf9df5cede5788102796803fbef524d7efb569262532e465f12f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23007d30e9ccf9df5cede5788102796803fbef524d7efb569262532e465f12f9", kill_on_drop: false }`
[INFO] [stdout] 23007d30e9ccf9df5cede5788102796803fbef524d7efb569262532e465f12f9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1197780067dbb842f01befec54274b8935c810996a96cd922eb8203cbdd3543a
[INFO] running `Command { std: "docker" "start" "-a" "1197780067dbb842f01befec54274b8935c810996a96cd922eb8203cbdd3543a", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v3.0.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "1197780067dbb842f01befec54274b8935c810996a96cd922eb8203cbdd3543a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1197780067dbb842f01befec54274b8935c810996a96cd922eb8203cbdd3543a", kill_on_drop: false }`
[INFO] [stdout] 1197780067dbb842f01befec54274b8935c810996a96cd922eb8203cbdd3543a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 846c85c5ff8df2d681643b58463394e2dc5c8d13ff4a9570b4f1c0620b6a6e28
[INFO] running `Command { std: "docker" "start" "-a" "846c85c5ff8df2d681643b58463394e2dc5c8d13ff4a9570b4f1c0620b6a6e28", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v3.0.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "846c85c5ff8df2d681643b58463394e2dc5c8d13ff4a9570b4f1c0620b6a6e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846c85c5ff8df2d681643b58463394e2dc5c8d13ff4a9570b4f1c0620b6a6e28", kill_on_drop: false }`
[INFO] [stdout] 846c85c5ff8df2d681643b58463394e2dc5c8d13ff4a9570b4f1c0620b6a6e28
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51a840d832bfef4009566ab6d012fea2cee7ceeed79ce0201a54f3e26d222bfc
[INFO] running `Command { std: "docker" "start" "-a" "51a840d832bfef4009566ab6d012fea2cee7ceeed79ce0201a54f3e26d222bfc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signature-e6caa075800c8d2f)
[INFO] [stderr]    Doc-tests signature
[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] [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" "51a840d832bfef4009566ab6d012fea2cee7ceeed79ce0201a54f3e26d222bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a840d832bfef4009566ab6d012fea2cee7ceeed79ce0201a54f3e26d222bfc", kill_on_drop: false }`
[INFO] [stdout] 51a840d832bfef4009566ab6d012fea2cee7ceeed79ce0201a54f3e26d222bfc