[INFO] cloning repository https://github.com/khan5ula/music_umlaut_converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khan5ula/music_umlaut_converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhan5ula%2Fmusic_umlaut_converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhan5ula%2Fmusic_umlaut_converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bfa880e92edfb8209ac0650207c7404cf11eed5
[INFO] testing khan5ula/music_umlaut_converter against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhan5ula%2Fmusic_umlaut_converter" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/khan5ula/music_umlaut_converter
[INFO] finished tweaking git repo https://github.com/khan5ula/music_umlaut_converter
[INFO] tweaked toml for git repo https://github.com/khan5ula/music_umlaut_converter written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/khan5ula/music_umlaut_converter on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/khan5ula/music_umlaut_converter 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4811a8a62e8b557609def237406afa136209ddaa6c3491a01c9b55a8787e3f53
[INFO] running `Command { std: "docker" "start" "-a" "4811a8a62e8b557609def237406afa136209ddaa6c3491a01c9b55a8787e3f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4811a8a62e8b557609def237406afa136209ddaa6c3491a01c9b55a8787e3f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4811a8a62e8b557609def237406afa136209ddaa6c3491a01c9b55a8787e3f53", kill_on_drop: false }`
[INFO] [stdout] 4811a8a62e8b557609def237406afa136209ddaa6c3491a01c9b55a8787e3f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd8ce4f6f5315888872e2bdd1be7a2c2912e8cac4d3c0f45e4c835313c0d75e2
[INFO] running `Command { std: "docker" "start" "-a" "cd8ce4f6f5315888872e2bdd1be7a2c2912e8cac4d3c0f45e4c835313c0d75e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling ogg_pager v0.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling flate2 v1.0.33
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling lofty_attr v0.11.0
[INFO] [stderr]    Compiling lofty v0.21.1
[INFO] [stderr]    Compiling music_umlaut_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.42s
[INFO] running `Command { std: "docker" "inspect" "cd8ce4f6f5315888872e2bdd1be7a2c2912e8cac4d3c0f45e4c835313c0d75e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8ce4f6f5315888872e2bdd1be7a2c2912e8cac4d3c0f45e4c835313c0d75e2", kill_on_drop: false }`
[INFO] [stdout] cd8ce4f6f5315888872e2bdd1be7a2c2912e8cac4d3c0f45e4c835313c0d75e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65f7d0bd7ea329b790a112880de5529bbc9367abf9dd20ee354140b1f6f0f360
[INFO] running `Command { std: "docker" "start" "-a" "65f7d0bd7ea329b790a112880de5529bbc9367abf9dd20ee354140b1f6f0f360", kill_on_drop: false }`
[INFO] [stderr]    Compiling music_umlaut_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "65f7d0bd7ea329b790a112880de5529bbc9367abf9dd20ee354140b1f6f0f360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f7d0bd7ea329b790a112880de5529bbc9367abf9dd20ee354140b1f6f0f360", kill_on_drop: false }`
[INFO] [stdout] 65f7d0bd7ea329b790a112880de5529bbc9367abf9dd20ee354140b1f6f0f360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c68766c06e2e73f6e250ace6546cf126a918ab0920df03222e754efd34e401c5
[INFO] running `Command { std: "docker" "start" "-a" "c68766c06e2e73f6e250ace6546cf126a918ab0920df03222e754efd34e401c5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/music_umlaut_converter-5b3e64c134498984)
[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" "c68766c06e2e73f6e250ace6546cf126a918ab0920df03222e754efd34e401c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c68766c06e2e73f6e250ace6546cf126a918ab0920df03222e754efd34e401c5", kill_on_drop: false }`
[INFO] [stdout] c68766c06e2e73f6e250ace6546cf126a918ab0920df03222e754efd34e401c5
