[INFO] fetching crate libasciic 1.1.1...
[INFO] testing libasciic-1.1.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate libasciic 1.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate libasciic 1.1.1
[INFO] finished tweaking crates.io crate libasciic 1.1.1
[INFO] tweaked toml for crates.io crate libasciic 1.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libasciic 1.1.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libasciic 1.1.1 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19553e7db8cae39d821dbc8ebbdd3f10da09b627477bedd5fd0d428071123f36
[INFO] running `Command { std: "docker" "start" "-a" "19553e7db8cae39d821dbc8ebbdd3f10da09b627477bedd5fd0d428071123f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19553e7db8cae39d821dbc8ebbdd3f10da09b627477bedd5fd0d428071123f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19553e7db8cae39d821dbc8ebbdd3f10da09b627477bedd5fd0d428071123f36", kill_on_drop: false }`
[INFO] [stdout] 19553e7db8cae39d821dbc8ebbdd3f10da09b627477bedd5fd0d428071123f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ca67bd7bf4e3546f70e501a2a12aa3985586e1b26f2d74aa0fe39e12c0b29f
[INFO] running `Command { std: "docker" "start" "-a" "57ca67bd7bf4e3546f70e501a2a12aa3985586e1b26f2d74aa0fe39e12c0b29f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling core2 v0.4.0
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[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling aligned v0.4.2
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling pxfm v0.1.25
[INFO] [stderr]    Compiling avif-serialize v0.8.6
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
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[INFO] [stderr]    Compiling color_quant v1.1.0
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[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling num-derive v0.4.2
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[INFO] [stderr]    Compiling profiling v1.0.17
[INFO] [stderr]    Compiling fax v0.2.6
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling av1-grain v0.2.5
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling tiff v0.10.3
[INFO] [stderr]    Compiling ravif v0.12.0
[INFO] [stderr]    Compiling image v0.25.9
[INFO] [stderr]    Compiling libasciic v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "57ca67bd7bf4e3546f70e501a2a12aa3985586e1b26f2d74aa0fe39e12c0b29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ca67bd7bf4e3546f70e501a2a12aa3985586e1b26f2d74aa0fe39e12c0b29f", kill_on_drop: false }`
[INFO] [stdout] 57ca67bd7bf4e3546f70e501a2a12aa3985586e1b26f2d74aa0fe39e12c0b29f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93314a2d694ce72f61b3595248a99fe796fa5fc4d6479847c004d67f8b79bcc3
[INFO] running `Command { std: "docker" "start" "-a" "93314a2d694ce72f61b3595248a99fe796fa5fc4d6479847c004d67f8b79bcc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libasciic v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "93314a2d694ce72f61b3595248a99fe796fa5fc4d6479847c004d67f8b79bcc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93314a2d694ce72f61b3595248a99fe796fa5fc4d6479847c004d67f8b79bcc3", kill_on_drop: false }`
[INFO] [stdout] 93314a2d694ce72f61b3595248a99fe796fa5fc4d6479847c004d67f8b79bcc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64020493b1d4a3f02db9096661b822426c2eeaa64e01b7a3190c6877aa2ece54
[INFO] running `Command { std: "docker" "start" "-a" "64020493b1d4a3f02db9096661b822426c2eeaa64e01b7a3190c6877aa2ece54", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libasciic-68485cd89909c722)
[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 libasciic
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Charset::mkcharset (line 159) - compile ... ok
[INFO] [stdout] test src/lib.rs - AsciiBuilder<R>::charset (line 407) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - AsciiBuilder (line 200) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - AsciiBuilder<R>::charset (line 407) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:411:35
[INFO] [stdout]     |
[INFO] [stdout] 408 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_407_0() {
[INFO] [stdout]     |                                      ----------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 411 | let file = File::open("image.png")?;
[INFO] [stdout]     |                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]     |
[INFO] [stdout] 408 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_407_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 409 | use std::fs::File;
[INFO] [stdout] ...
[INFO] [stdout] 413 |     .charset(".'`^\",:;Il!i><~+_-?][}{1)(|\\/tfjrxnuvczXYUJCLQ0OZmwqpdbkhao*#MW&8%B@$");
[INFO] [stdout] 414 +     Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `AsciiError` in this scope
[INFO] [stdout]   --> src/lib.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | Ok::<(), AsciiError>(())
[INFO] [stdout]    |          ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 10 + use libasciic::AsciiError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - AsciiBuilder (line 200) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:205:35
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_200_0() {
[INFO] [stdout]     |                                      ----------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 205 | let file = File::open("photo.jpg")?;
[INFO] [stdout]     |                                   ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]     |
[INFO] [stdout] 201 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_200_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 202 | use std::fs::File;
[INFO] [stdout] ...
[INFO] [stdout] 213 |     .make_ascii()?;
[INFO] [stdout] 214 +     Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> src/lib.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |   let ascii = AsciiBuilder::new(file)
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 207 | |     .dimensions(100, 50)
[INFO] [stdout] 208 | |     .colorize(true)
[INFO] [stdout] 209 | |     .style(Style::BgPaint)
[INFO] [stdout] 210 | |     .threshold(15)
[INFO] [stdout] 211 | |     .charset(".:;+=xX$@")?
[INFO] [stdout]     | |__________________________^ the `?` operator cannot be applied to type `AsciiBuilder<File>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Try` is not implemented for `AsciiBuilder<File>`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:211:26
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_200_0() {
[INFO] [stdout]     |                                      ----------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 211 |     .charset(".:;+=xX$@")?
[INFO] [stdout]     |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |   let ascii = AsciiBuilder::new(file)
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 207 | |     .dimensions(100, 50)
[INFO] [stdout] 208 | |     .colorize(true)
[INFO] [stdout] 209 | |     .style(Style::BgPaint)
[INFO] [stdout] 210 | |     .threshold(15)
[INFO] [stdout] 211 | |     .charset(".:;+=xX$@")?
[INFO] [stdout]     | |__________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0282.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/lib.rs - AsciiBuilder (line 200)
[INFO] [stdout]     src/lib.rs - AsciiBuilder<R>::charset (line 407)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.51s; merged doctests compilation took 0.18s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "64020493b1d4a3f02db9096661b822426c2eeaa64e01b7a3190c6877aa2ece54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64020493b1d4a3f02db9096661b822426c2eeaa64e01b7a3190c6877aa2ece54", kill_on_drop: false }`
[INFO] [stdout] 64020493b1d4a3f02db9096661b822426c2eeaa64e01b7a3190c6877aa2ece54
