[INFO] fetching crate bfup 0.1.1...
[INFO] checking bfup-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bfup 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate bfup 0.1.1
[INFO] finished tweaking crates.io crate bfup 0.1.1
[INFO] tweaked toml for crates.io crate bfup 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bfup 0.1.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bfup 0.1.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35ea86c25d368e1e7bb33fb4f8c5e0fd5b674257331e5378c9723f02a0c281fd
[INFO] running `Command { std: "docker" "start" "-a" "35ea86c25d368e1e7bb33fb4f8c5e0fd5b674257331e5378c9723f02a0c281fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35ea86c25d368e1e7bb33fb4f8c5e0fd5b674257331e5378c9723f02a0c281fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ea86c25d368e1e7bb33fb4f8c5e0fd5b674257331e5378c9723f02a0c281fd", kill_on_drop: false }`
[INFO] [stdout] 35ea86c25d368e1e7bb33fb4f8c5e0fd5b674257331e5378c9723f02a0c281fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57b347cddd811ae5f9026a5fe9bab62f39228192f9bba80d7a586fca47f6d381
[INFO] running `Command { std: "docker" "start" "-a" "57b347cddd811ae5f9026a5fe9bab62f39228192f9bba80d7a586fca47f6d381", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling function_name-proc-macro v0.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]     Checking utf8-chars v3.0.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling base64 v0.21.4
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking function_name v0.3.0
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.37
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking ron v0.8.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking bfup v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `integration-tests`
[INFO] [stdout]    --> src/lex.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg_attr(feature = "integration-tests", visibility::make(pub))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `integration-tests` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `integration-tests`
[INFO] [stdout]    --> src/lex.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[cfg_attr(feature = "integration-tests", visibility::make(pub))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `integration-tests` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `group_start_delimiter` is never read
[INFO] [stdout]   --> src/lex.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     group_start_delimiter: char,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `group_start_delimiter` is never read
[INFO] [stdout]   --> src/lex.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     group_start_delimiter: char,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:370:21
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let input = as_char_results!('+');
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `as_char_results` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:371:32
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let token = Lexer::new(input.into_iter(), &Config::default())
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:389:21
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let input = as_char_results!("#2137");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:390:32
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let token = Lexer::new(input.into_iter(), &Config::default())
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:408:21
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let input = as_char_results!("(#42-)");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:409:32
[INFO] [stdout]     |
[INFO] [stdout] 409 |         let token = Lexer::new(input.into_iter(), &Config::default())
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:431:21
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let input = as_char_results!("$m+m");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:432:32
[INFO] [stdout]     |
[INFO] [stdout] 432 |         let token = Lexer::new(input.into_iter(), &Config::default())
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:450:21
[INFO] [stdout]     |
[INFO] [stdout] 450 |         let input = as_char_results!("thiswillnotbelexed\\+\\#\\(\\)");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/lex.rs:451:32
[INFO] [stdout]     |
[INFO] [stdout] 451 |         let token = Lexer::new(input.into_iter(), &Config::default()).next();
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 | /         preprocess_str_into_string!(
[INFO] [stdout] 153 | |             let input = "++++[][]---<><><><>" => output
[INFO] [stdout] 154 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results_and_input` which comes from the expansion of the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 | /         preprocess_str_into_string!(
[INFO] [stdout] 153 | |             let input = "++++[][]---<><><><>" => output
[INFO] [stdout] 154 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |               preprocess(input_chars.into_iter(), &mut out, &Config::default())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 | /         preprocess_str_into_string!(
[INFO] [stdout] 153 | |             let input = "++++[][]---<><><><>" => output
[INFO] [stdout] 154 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | /         preprocess_str_into_string!(
[INFO] [stdout] 170 | |             let input = "#5+-#2(>#2(--#0(+++)))" => output
[INFO] [stdout] 171 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results_and_input` which comes from the expansion of the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | /         preprocess_str_into_string!(
[INFO] [stdout] 170 | |             let input = "#5+-#2(>#2(--#0(+++)))" => output
[INFO] [stdout] 171 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |               preprocess(input_chars.into_iter(), &mut out, &Config::default())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 | /         preprocess_str_into_string!(
[INFO] [stdout] 170 | |             let input = "#5+-#2(>#2(--#0(+++)))" => output
[INFO] [stdout] 171 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | /         preprocess_str_into_string!(
[INFO] [stdout] 187 | |             let input = "$m/thistextwillbeskipped/+$g$\n (#2([-]))(--)mg\n" => output
[INFO] [stdout] 188 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results_and_input` which comes from the expansion of the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | /         preprocess_str_into_string!(
[INFO] [stdout] 187 | |             let input = "$m/thistextwillbeskipped/+$g$\n (#2([-]))(--)mg\n" => output
[INFO] [stdout] 188 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |               preprocess(input_chars.into_iter(), &mut out, &Config::default())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | /         preprocess_str_into_string!(
[INFO] [stdout] 187 | |             let input = "$m/thistextwillbeskipped/+$g$\n (#2([-]))(--)mg\n" => output
[INFO] [stdout] 188 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 | /         preprocess_str_into_string!(
[INFO] [stdout] 204 | |             let input = "thiswillnotbecopied\\+\\#\\(\\)" => output
[INFO] [stdout] 205 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results_and_input` which comes from the expansion of the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:125:14
[INFO] [stdout]     |
[INFO] [stdout] 125 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 | /         preprocess_str_into_string!(
[INFO] [stdout] 204 | |             let input = "thiswillnotbecopied\\+\\#\\(\\)" => output
[INFO] [stdout] 205 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |               preprocess(input_chars.into_iter(), &mut out, &Config::default())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 | /         preprocess_str_into_string!(
[INFO] [stdout] 204 | |             let input = "thiswillnotbecopied\\+\\#\\(\\)" => output
[INFO] [stdout] 205 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:134:43
[INFO] [stdout]     |
[INFO] [stdout] 134 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 234 | /         preprocess_str_into_string!(
[INFO] [stdout] 235 | |             let input = "#6(#6(+))" => output with line_width = 6
[INFO] [stdout] 236 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `as_char_results_and_input` which comes from the expansion of the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |               (input_chars, $input_ident) = as_char_results_and_input!($input);
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 234 | /         preprocess_str_into_string!(
[INFO] [stdout] 235 | |             let input = "#6(#6(+))" => output with line_width = 6
[INFO] [stdout] 236 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<char, Infallible>
[INFO] [stdout]    --> src/pre.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |                   input_chars.into_iter(),
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 234 | /         preprocess_str_into_string!(
[INFO] [stdout] 235 | |             let input = "#6(#6(+))" => output with line_width = 6
[INFO] [stdout] 236 | |         );
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `preprocess_str_into_string` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfup` (bin "bfup" test) due to 25 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "57b347cddd811ae5f9026a5fe9bab62f39228192f9bba80d7a586fca47f6d381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b347cddd811ae5f9026a5fe9bab62f39228192f9bba80d7a586fca47f6d381", kill_on_drop: false }`
[INFO] [stdout] 57b347cddd811ae5f9026a5fe9bab62f39228192f9bba80d7a586fca47f6d381
