[INFO] fetching crate text-minimap 0.1.0...
[INFO] testing text-minimap-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate text-minimap 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate text-minimap 0.1.0
[INFO] finished tweaking crates.io crate text-minimap 0.1.0
[INFO] tweaked toml for crates.io crate text-minimap 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate text-minimap 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.48)
[INFO] [stderr]       Adding itertools v0.6.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16ba07e5b14858ec3f9b0f279a979fd0041fd5e655a3d9929ed0a1da833ef566
[INFO] running `Command { std: "docker" "start" "-a" "16ba07e5b14858ec3f9b0f279a979fd0041fd5e655a3d9929ed0a1da833ef566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16ba07e5b14858ec3f9b0f279a979fd0041fd5e655a3d9929ed0a1da833ef566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ba07e5b14858ec3f9b0f279a979fd0041fd5e655a3d9929ed0a1da833ef566", kill_on_drop: false }`
[INFO] [stdout] 16ba07e5b14858ec3f9b0f279a979fd0041fd5e655a3d9929ed0a1da833ef566
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f29913b4fb7ada603a8d30d298b9bd2342c32e064db3755f624258f004e4cab9
[INFO] running `Command { std: "docker" "start" "-a" "f29913b4fb7ada603a8d30d298b9bd2342c32e064db3755f624258f004e4cab9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling text-minimap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> lib/mod.rs:167:58
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout]     |                                                          ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout] 167 +                 debug_assert_eq!(ch, byte_to_braillechar(bin2 * 16 + bin1));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib/mod.rs:95:64
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:178:66
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<Iterator<Item = Vec<bool>> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<dyn Iterator<Item = Vec<bool>> + 'a>
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> lib/mod.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stdout]     |                             ----^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let input: Box<io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[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)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let input: Box<dyn io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut output: Box<io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut output: Box<dyn io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "f29913b4fb7ada603a8d30d298b9bd2342c32e064db3755f624258f004e4cab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29913b4fb7ada603a8d30d298b9bd2342c32e064db3755f624258f004e4cab9", kill_on_drop: false }`
[INFO] [stdout] f29913b4fb7ada603a8d30d298b9bd2342c32e064db3755f624258f004e4cab9
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f2f56c1c21bf0968354298ad3524a9b51a2934032f0b8266ded9328da9ed1e0
[INFO] running `Command { std: "docker" "start" "-a" "9f2f56c1c21bf0968354298ad3524a9b51a2934032f0b8266ded9328da9ed1e0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> lib/mod.rs:167:58
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout]     |                                                          ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout] 167 +                 debug_assert_eq!(ch, byte_to_braillechar(bin2 * 16 + bin1));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib/mod.rs:95:64
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:178:66
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<Iterator<Item = Vec<bool>> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<dyn Iterator<Item = Vec<bool>> + 'a>
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> lib/mod.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stdout]     |                             ----^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling text-minimap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> lib/mod.rs:167:58
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout]     |                                                          ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stdout] 167 +                 debug_assert_eq!(ch, byte_to_braillechar(bin2 * 16 + bin1));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> lib/mod.rs:95:64
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]    |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:178:66
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib/mod.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<Iterator<Item = Vec<bool>> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 |                           -> Box<dyn Iterator<Item = Vec<bool>> + 'a>
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let input: Box<io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[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)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let input: Box<dyn io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut output: Box<io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let mut output: Box<dyn io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> lib/mod.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stdout]     |                             ----^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "9f2f56c1c21bf0968354298ad3524a9b51a2934032f0b8266ded9328da9ed1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2f56c1c21bf0968354298ad3524a9b51a2934032f0b8266ded9328da9ed1e0", kill_on_drop: false }`
[INFO] [stdout] 9f2f56c1c21bf0968354298ad3524a9b51a2934032f0b8266ded9328da9ed1e0
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e066b921c524ef89b7935a1980a59300e73daa74b5a4f46745485ab9ab01995
[INFO] running `Command { std: "docker" "start" "-a" "5e066b921c524ef89b7935a1980a59300e73daa74b5a4f46745485ab9ab01995", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> lib/mod.rs:167:58
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr]     |                                                          ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 167 -                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr] 167 +                 debug_assert_eq!(ch, byte_to_braillechar(bin2 * 16 + bin1));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> lib/mod.rs:95:64
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn to_minimap<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stderr]    |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> lib/mod.rs:178:66
[INFO] [stderr]     |
[INFO] [stderr] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<Iterator<Item = String> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 178 | fn to_minimap_stars<'a, R>(reader: R, settings: Settings) -> Box<dyn Iterator<Item = String> + 'a>
[INFO] [stderr]     |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> lib/mod.rs:194:34
[INFO] [stderr]     |
[INFO] [stderr] 194 |                           -> Box<Iterator<Item = Vec<bool>> + 'a>
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 194 |                           -> Box<dyn Iterator<Item = Vec<bool>> + 'a>
[INFO] [stderr]     |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> lib/mod.rs:130:29
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 for (row_i, mut line_iter) in line_iters.iter_mut().enumerate() {
[INFO] [stderr]     |                             ----^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `text-minimap` (lib) generated 5 warnings (run `cargo fix --lib -p text-minimap` to apply 5 suggestions)
[INFO] [stderr] warning: `text-minimap` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin.rs:52:20
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let input: Box<io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[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)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let input: Box<dyn io::Read> = if let Some(in_path) = arguments.value_of("FILE") {
[INFO] [stderr]    |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin.rs:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let mut output: Box<io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[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] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let mut output: Box<dyn io::Write> = if let Some(out_path) = arguments.value_of("OUT_FILE") {
[INFO] [stderr]    |                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `text-minimap` (bin "text-minimap" test) generated 2 warnings (run `cargo fix --bin "text-minimap" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests lib/mod.rs (/opt/rustwide/target/debug/deps/text_minimap-50f77e22c71b078d)
[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]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/text_minimap-fe0d9b0a81a59896)
[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 text_minimap
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> lib/mod.rs:167:58
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr]     |                                                          ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 167 -                 debug_assert_eq!(ch, byte_to_braillechar((bin2 * 16 + bin1)));
[INFO] [stderr] 167 +                 debug_assert_eq!(ch, byte_to_braillechar(bin2 * 16 + bin1));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "5e066b921c524ef89b7935a1980a59300e73daa74b5a4f46745485ab9ab01995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e066b921c524ef89b7935a1980a59300e73daa74b5a4f46745485ab9ab01995", kill_on_drop: false }`
[INFO] [stdout] 5e066b921c524ef89b7935a1980a59300e73daa74b5a4f46745485ab9ab01995