[INFO] fetching crate carlo-version 1.0.0...
[INFO] testing carlo-version-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate carlo-version 1.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate carlo-version 1.0.0
[INFO] finished tweaking crates.io crate carlo-version 1.0.0
[INFO] tweaked toml for crates.io crate carlo-version 1.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate carlo-version 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e026997c248b49075d4e1f7b1a91551b8816b7bad835ffbfe4c706dd01f3276c
[INFO] running `Command { std: "docker" "start" "-a" "e026997c248b49075d4e1f7b1a91551b8816b7bad835ffbfe4c706dd01f3276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e026997c248b49075d4e1f7b1a91551b8816b7bad835ffbfe4c706dd01f3276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e026997c248b49075d4e1f7b1a91551b8816b7bad835ffbfe4c706dd01f3276c", kill_on_drop: false }`
[INFO] [stdout] e026997c248b49075d4e1f7b1a91551b8816b7bad835ffbfe4c706dd01f3276c
[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=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] 3984b1e435a16d0394a85d1d972091177fec392934ffe2f3d0dd34f4488a1c29
[INFO] running `Command { std: "docker" "start" "-a" "3984b1e435a16d0394a85d1d972091177fec392934ffe2f3d0dd34f4488a1c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling fd-lock v4.0.4
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling rustyline v13.0.0
[INFO] [stderr]    Compiling carlotk v1.1.0
[INFO] [stderr]    Compiling carlo-version v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "3984b1e435a16d0394a85d1d972091177fec392934ffe2f3d0dd34f4488a1c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3984b1e435a16d0394a85d1d972091177fec392934ffe2f3d0dd34f4488a1c29", kill_on_drop: false }`
[INFO] [stdout] 3984b1e435a16d0394a85d1d972091177fec392934ffe2f3d0dd34f4488a1c29
[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=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] 661e27b8558816d3d00f72ae375342365637c3f15a211dbbdec82fab70dfff3d
[INFO] running `Command { std: "docker" "start" "-a" "661e27b8558816d3d00f72ae375342365637c3f15a211dbbdec82fab70dfff3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling carlo-version v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "661e27b8558816d3d00f72ae375342365637c3f15a211dbbdec82fab70dfff3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661e27b8558816d3d00f72ae375342365637c3f15a211dbbdec82fab70dfff3d", kill_on_drop: false }`
[INFO] [stdout] 661e27b8558816d3d00f72ae375342365637c3f15a211dbbdec82fab70dfff3d
[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=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] d9e2abca42a49f10f1ac31eefb01c22287e1705a9a9763207320d266d03bfa14
[INFO] running `Command { std: "docker" "start" "-a" "d9e2abca42a49f10f1ac31eefb01c22287e1705a9a9763207320d266d03bfa14", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/carlo_version-2c3e479e8739a608)
[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 carlo_version
[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" "d9e2abca42a49f10f1ac31eefb01c22287e1705a9a9763207320d266d03bfa14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e2abca42a49f10f1ac31eefb01c22287e1705a9a9763207320d266d03bfa14", kill_on_drop: false }`
[INFO] [stdout] d9e2abca42a49f10f1ac31eefb01c22287e1705a9a9763207320d266d03bfa14