[INFO] fetching crate but 0.0.0...
[INFO] testing but-0.0.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate but 0.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate but 0.0.0
[INFO] finished tweaking crates.io crate but 0.0.0
[INFO] tweaked toml for crates.io crate but 0.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate but 0.0.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate but 0.0.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmcp v0.1.5
[INFO] [stderr]   Downloaded windows-strings v0.4.1
[INFO] [stderr]   Downloaded rmcp-macros v0.1.5
[INFO] [stderr]   Downloaded windows-result v0.3.3
[INFO] [stderr]   Downloaded windows-core v0.61.1
[INFO] [stderr]   Downloaded cc v1.2.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a55051b7dea2e995a505049004a1912b12e7ae970dcfb68a2aac9f2adbcc18f
[INFO] running `Command { std: "docker" "start" "-a" "9a55051b7dea2e995a505049004a1912b12e7ae970dcfb68a2aac9f2adbcc18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a55051b7dea2e995a505049004a1912b12e7ae970dcfb68a2aac9f2adbcc18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a55051b7dea2e995a505049004a1912b12e7ae970dcfb68a2aac9f2adbcc18f", kill_on_drop: false }`
[INFO] [stdout] 9a55051b7dea2e995a505049004a1912b12e7ae970dcfb68a2aac9f2adbcc18f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4eb3050cb5c5a028c229771680feb52d7c490fb800b15620d37025505f17ddd0
[INFO] running `Command { std: "docker" "start" "-a" "4eb3050cb5c5a028c229771680feb52d7c490fb800b15620d37025505f17ddd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling clap_builder v4.5.38
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling rmcp-macros v0.1.5
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling clap v4.5.38
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling rmcp v0.1.5
[INFO] [stderr]    Compiling but v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.92s
[INFO] running `Command { std: "docker" "inspect" "4eb3050cb5c5a028c229771680feb52d7c490fb800b15620d37025505f17ddd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb3050cb5c5a028c229771680feb52d7c490fb800b15620d37025505f17ddd0", kill_on_drop: false }`
[INFO] [stdout] 4eb3050cb5c5a028c229771680feb52d7c490fb800b15620d37025505f17ddd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9a348ba0c148463b2da5e73084a518f7e11e43b6ff5a7236cccaf5a719945eec
[INFO] running `Command { std: "docker" "start" "-a" "9a348ba0c148463b2da5e73084a518f7e11e43b6ff5a7236cccaf5a719945eec", kill_on_drop: false }`
[INFO] [stderr]    Compiling but v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "9a348ba0c148463b2da5e73084a518f7e11e43b6ff5a7236cccaf5a719945eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a348ba0c148463b2da5e73084a518f7e11e43b6ff5a7236cccaf5a719945eec", kill_on_drop: false }`
[INFO] [stdout] 9a348ba0c148463b2da5e73084a518f7e11e43b6ff5a7236cccaf5a719945eec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 93cf7d5abaa6e985c02efac43a4b690581038df9122f12d8539da02e93309765
[INFO] running `Command { std: "docker" "start" "-a" "93cf7d5abaa6e985c02efac43a4b690581038df9122f12d8539da02e93309765", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/but-e2c2af71a9f80c0e)
[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" "93cf7d5abaa6e985c02efac43a4b690581038df9122f12d8539da02e93309765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cf7d5abaa6e985c02efac43a4b690581038df9122f12d8539da02e93309765", kill_on_drop: false }`
[INFO] [stdout] 93cf7d5abaa6e985c02efac43a4b690581038df9122f12d8539da02e93309765