[INFO] fetching crate hd44780-embedded-hal 0.1.4...
[INFO] testing hd44780-embedded-hal-0.1.4 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate hd44780-embedded-hal 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hd44780-embedded-hal 0.1.4
[INFO] finished tweaking crates.io crate hd44780-embedded-hal 0.1.4
[INFO] tweaked toml for crates.io crate hd44780-embedded-hal 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hd44780-embedded-hal 0.1.4 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hd44780-embedded-hal 0.1.4 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb52f8d9ced13054c13460616b9dcda9d820edb1f5f182bb84b9a7913595643
[INFO] running `Command { std: "docker" "start" "-a" "1eb52f8d9ced13054c13460616b9dcda9d820edb1f5f182bb84b9a7913595643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb52f8d9ced13054c13460616b9dcda9d820edb1f5f182bb84b9a7913595643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb52f8d9ced13054c13460616b9dcda9d820edb1f5f182bb84b9a7913595643", kill_on_drop: false }`
[INFO] [stdout] 1eb52f8d9ced13054c13460616b9dcda9d820edb1f5f182bb84b9a7913595643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67d632d81f0b525665dcc441e809acc33385d88747880d1970a5c41db16084f
[INFO] running `Command { std: "docker" "start" "-a" "c67d632d81f0b525665dcc441e809acc33385d88747880d1970a5c41db16084f", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling hd44780-embedded-hal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "c67d632d81f0b525665dcc441e809acc33385d88747880d1970a5c41db16084f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67d632d81f0b525665dcc441e809acc33385d88747880d1970a5c41db16084f", kill_on_drop: false }`
[INFO] [stdout] c67d632d81f0b525665dcc441e809acc33385d88747880d1970a5c41db16084f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aacec13408768511461a343c040c769f5641cc4c983fdbcf68a6bb631c5a3645
[INFO] running `Command { std: "docker" "start" "-a" "aacec13408768511461a343c040c769f5641cc4c983fdbcf68a6bb631c5a3645", kill_on_drop: false }`
[INFO] [stderr]    Compiling hd44780-embedded-hal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "aacec13408768511461a343c040c769f5641cc4c983fdbcf68a6bb631c5a3645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacec13408768511461a343c040c769f5641cc4c983fdbcf68a6bb631c5a3645", kill_on_drop: false }`
[INFO] [stdout] aacec13408768511461a343c040c769f5641cc4c983fdbcf68a6bb631c5a3645
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3c622fbc10cd8b4e21ce2f164c5ff6ec98465d7f3d3b6f66c5b5f0b57409b15
[INFO] running `Command { std: "docker" "start" "-a" "d3c622fbc10cd8b4e21ce2f164c5ff6ec98465d7f3d3b6f66c5b5f0b57409b15", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hd44780_embedded_hal-5b5f182373a7b03d)
[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 hd44780_embedded_hal
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/characters.rs - characters::NonASCIIA02 (line 166) ... FAILED
[INFO] [stdout] test src/characters.rs - characters::NonASCIIA00 (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/characters.rs - characters::NonASCIIA02 (line 166) stdout ----
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]    --> src/characters.rs:167:31
[INFO] [stdout]     |
[INFO] [stdout] 167 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]     |
[INFO] [stdout] 167 - let lcd : impl Hd44780Trait = ...
[INFO] [stdout] 167 + let lcd : impl Hd44780Trait = ..
[INFO] [stdout]     |
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout] 167 - let lcd : impl Hd44780Trait = ...
[INFO] [stdout] 167 + let lcd : impl Hd44780Trait = ..=
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `lcd_write` in this scope
[INFO] [stdout]    --> src/characters.rs:168:1
[INFO] [stdout]     |
[INFO] [stdout] 168 | lcd_write!(lcd, "{}={}", NonASCIIA02::GreekSmallPi, 3.1415);
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Hd44780Trait` in this scope
[INFO] [stdout]    --> src/characters.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]     |                ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the type of variable bindings
[INFO] [stdout]    --> src/characters.rs:167:11
[INFO] [stdout]     |
[INFO] [stdout] 167 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `impl Trait` is only allowed in arguments and return types of functions and methods
[INFO] [stdout]     = note: see issue #63065 <https://github.com/rust-lang/rust/issues/63065> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0562.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/characters.rs - characters::NonASCIIA00 (line 11) stdout ----
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/characters.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 - let lcd : impl Hd44780Trait = ...
[INFO] [stdout] 12 + let lcd : impl Hd44780Trait = ..
[INFO] [stdout]    |
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 - let lcd : impl Hd44780Trait = ...
[INFO] [stdout] 12 + let lcd : impl Hd44780Trait = ..=
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `lcd_write` in this scope
[INFO] [stdout]   --> src/characters.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | lcd_write!(lcd, "{}={}", NonASCIIA02::GreekSmallPi, 3.1415);
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Hd44780Trait` in this scope
[INFO] [stdout]   --> src/characters.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]    |                ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the type of variable bindings
[INFO] [stdout]   --> src/characters.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | let lcd : impl Hd44780Trait = ...
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `impl Trait` is only allowed in arguments and return types of functions and methods
[INFO] [stdout]    = note: see issue #63065 <https://github.com/rust-lang/rust/issues/63065> for more information
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0562.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/characters.rs - characters::NonASCIIA00 (line 11)
[INFO] [stdout]     src/characters.rs - characters::NonASCIIA02 (line 166)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.26s; merged doctests compilation took 0.10s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d3c622fbc10cd8b4e21ce2f164c5ff6ec98465d7f3d3b6f66c5b5f0b57409b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c622fbc10cd8b4e21ce2f164c5ff6ec98465d7f3d3b6f66c5b5f0b57409b15", kill_on_drop: false }`
[INFO] [stdout] d3c622fbc10cd8b4e21ce2f164c5ff6ec98465d7f3d3b6f66c5b5f0b57409b15
