[INFO] fetching crate math-text-transform 0.1.1...
[INFO] testing math-text-transform-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate math-text-transform 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate math-text-transform 0.1.1
[INFO] finished tweaking crates.io crate math-text-transform 0.1.1
[INFO] tweaked toml for crates.io crate math-text-transform 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate math-text-transform 0.1.1 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] 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6c8df90fc053b523d3e84d1c9564f0f8b6a80689d17fc82fe16016d5e6259c85
[INFO] running `Command { std: "docker" "start" "-a" "6c8df90fc053b523d3e84d1c9564f0f8b6a80689d17fc82fe16016d5e6259c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c8df90fc053b523d3e84d1c9564f0f8b6a80689d17fc82fe16016d5e6259c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8df90fc053b523d3e84d1c9564f0f8b6a80689d17fc82fe16016d5e6259c85", kill_on_drop: false }`
[INFO] [stdout] 6c8df90fc053b523d3e84d1c9564f0f8b6a80689d17fc82fe16016d5e6259c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 569327cf8bd1dbd614b4850b2b1f5d8ed11c582054d77e8da876290ef6583bd4
[INFO] running `Command { std: "docker" "start" "-a" "569327cf8bd1dbd614b4850b2b1f5d8ed11c582054d77e8da876290ef6583bd4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<dyn Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "569327cf8bd1dbd614b4850b2b1f5d8ed11c582054d77e8da876290ef6583bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569327cf8bd1dbd614b4850b2b1f5d8ed11c582054d77e8da876290ef6583bd4", kill_on_drop: false }`
[INFO] [stdout] 569327cf8bd1dbd614b4850b2b1f5d8ed11c582054d77e8da876290ef6583bd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 70de5d45979a45aa87648e6e0e7e40ff42d01f8b49f9ce9a5729d448f48c756f
[INFO] running `Command { std: "docker" "start" "-a" "70de5d45979a45aa87648e6e0e7e40ff42d01f8b49f9ce9a5729d448f48c756f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling math-text-transform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let transform: Box<dyn Fn(&str) -> String> = match variant {
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "70de5d45979a45aa87648e6e0e7e40ff42d01f8b49f9ce9a5729d448f48c756f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70de5d45979a45aa87648e6e0e7e40ff42d01f8b49f9ce9a5729d448f48c756f", kill_on_drop: false }`
[INFO] [stdout] 70de5d45979a45aa87648e6e0e7e40ff42d01f8b49f9ce9a5729d448f48c756f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 56d225d85402c6d7184460c2f220e7833c89e0355f36f5c6373949ca08ab3174
[INFO] running `Command { std: "docker" "start" "-a" "56d225d85402c6d7184460c2f220e7833c89e0355f36f5c6373949ca08ab3174", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let transform: Box<Fn(&str) -> String> = match variant {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let transform: Box<dyn Fn(&str) -> String> = match variant {
[INFO] [stderr]    |                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `math-text-transform` (bin "math-text-transform" test) generated 1 warning (run `cargo fix --bin "math-text-transform" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/math_text_transform-9f2a51fa74129fb8)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::to_math_bold_fraktur ... ok
[INFO] [stdout] test tests::to_math_bold_italic ... ok
[INFO] [stdout] test tests::to_math_double_struck ... ok
[INFO] [stdout] test tests::to_math_bold_script ... ok
[INFO] [stdout] test tests::to_math_fraktur ... ok
[INFO] [stdout] test tests::to_math_bold ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold_italic ... ok
[INFO] [stdout] test tests::to_math_script ... ok
[INFO] [stdout] test tests::to_math_italic ... ok
[INFO] [stdout] test tests::to_math_monospace ... ok
[INFO] [stdout] test tests::to_math_sans_serif_bold ... ok
[INFO] [stdout] test tests::to_math_sans_serif_italic ... ok
[INFO] [stdout] test tests::to_math_sans_serif ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/math_text_transform-670dd1df332887a6)
[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 math_text_transform
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - MathTextTransform (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56d225d85402c6d7184460c2f220e7833c89e0355f36f5c6373949ca08ab3174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d225d85402c6d7184460c2f220e7833c89e0355f36f5c6373949ca08ab3174", kill_on_drop: false }`
[INFO] [stdout] 56d225d85402c6d7184460c2f220e7833c89e0355f36f5c6373949ca08ab3174