[INFO] fetching crate oozz 0.4.1...
[INFO] testing oozz-0.4.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate oozz 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate oozz 0.4.1
[INFO] finished tweaking crates.io crate oozz 0.4.1
[INFO] tweaked toml for crates.io crate oozz 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oozz 0.4.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding lazy_static v0.2.11 (available: v1.5.0)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] [stderr]       Adding regex v0.2.11 (available: v1.12.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b15b27d07b0ff0faa8beeb293399d3217e540d351a54e38b6677710b1ae6b06
[INFO] running `Command { std: "docker" "start" "-a" "8b15b27d07b0ff0faa8beeb293399d3217e540d351a54e38b6677710b1ae6b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b15b27d07b0ff0faa8beeb293399d3217e540d351a54e38b6677710b1ae6b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b15b27d07b0ff0faa8beeb293399d3217e540d351a54e38b6677710b1ae6b06", kill_on_drop: false }`
[INFO] [stdout] 8b15b27d07b0ff0faa8beeb293399d3217e540d351a54e38b6677710b1ae6b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7521679467377f17ae5d6d7c778a6d0a7ef8abc4d4152fd5fb9ab5c6fbc824c
[INFO] running `Command { std: "docker" "start" "-a" "d7521679467377f17ae5d6d7c778a6d0a7ef8abc4d4152fd5fb9ab5c6fbc824c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling oozz v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     lazy_static! {
[INFO] [stdout] 34 | |         static ref VALID_RE: Regex = Regex::new(r"[^a-zA-Z\s!\./'\042_\$0-9]").unwrap();
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:83
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<Error>> {
[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] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:81
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<Error>> {
[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] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:57
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<Error>> {
[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] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:227:110
[INFO] [stdout]     |
[INFO] [stdout] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<Error>> {
[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] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.87s
[INFO] running `Command { std: "docker" "inspect" "d7521679467377f17ae5d6d7c778a6d0a7ef8abc4d4152fd5fb9ab5c6fbc824c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7521679467377f17ae5d6d7c778a6d0a7ef8abc4d4152fd5fb9ab5c6fbc824c", kill_on_drop: false }`
[INFO] [stdout] d7521679467377f17ae5d6d7c778a6d0a7ef8abc4d4152fd5fb9ab5c6fbc824c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f23f49e9a696f6c33638b3d24a4a46f40274f13dff7d258e48f32332d744e9
[INFO] running `Command { std: "docker" "start" "-a" "e7f23f49e9a696f6c33638b3d24a4a46f40274f13dff7d258e48f32332d744e9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling oozz v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     lazy_static! {
[INFO] [stdout] 34 | |         static ref VALID_RE: Regex = Regex::new(r"[^a-zA-Z\s!\./'\042_\$0-9]").unwrap();
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:83
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<Error>> {
[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] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:81
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<Error>> {
[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] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:57
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<Error>> {
[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] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:227:110
[INFO] [stdout]     |
[INFO] [stdout] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<Error>> {
[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] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     lazy_static! {
[INFO] [stdout] 34 | |         static ref VALID_RE: Regex = Regex::new(r"[^a-zA-Z\s!\./'\042_\$0-9]").unwrap();
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:147:83
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<Error>> {
[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] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:81
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<Error>> {
[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] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:184:57
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<Error>> {
[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] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:227:110
[INFO] [stdout]     |
[INFO] [stdout] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<Error>> {
[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] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stdout]     |                                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e7f23f49e9a696f6c33638b3d24a4a46f40274f13dff7d258e48f32332d744e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f23f49e9a696f6c33638b3d24a4a46f40274f13dff7d258e48f32332d744e9", kill_on_drop: false }`
[INFO] [stdout] e7f23f49e9a696f6c33638b3d24a4a46f40274f13dff7d258e48f32332d744e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9994d43cf8981d18085754432f6353b7035f4aaa24940dd027783a3f3cca1d1
[INFO] running `Command { std: "docker" "start" "-a" "b9994d43cf8981d18085754432f6353b7035f4aaa24940dd027783a3f3cca1d1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> src/lib.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | /     lazy_static! {
[INFO] [stderr] 34 | |         static ref VALID_RE: Regex = Regex::new(r"[^a-zA-Z\s!\./'\042_\$0-9]").unwrap();
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:147:83
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<Error>> {
[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] 147 | fn choose_oozz(input: &str, oozz: &[Vec<String>]) -> Result<Vec<Vec<String>>, Box<dyn Error>> {
[INFO] [stderr]     |                                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:81
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<Error>> {
[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] 161 | fn produce_chars(input: &str, color: u8, bold: bool) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stderr]     |                                                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:184:57
[INFO] [stderr]     |
[INFO] [stderr] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<Error>> {
[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] 184 | fn produce_oozz(input: &str) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:110
[INFO] [stderr]     |
[INFO] [stderr] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<Error>> {
[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] 227 | pub fn run(input: &str, color: &str, bold: bool, center: bool, term_width: usize) -> Result<Vec<String>, Box<dyn Error>> {
[INFO] [stderr]     |                                                                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `oozz` (lib) generated 5 warnings (run `cargo fix --lib -p oozz` to apply 4 suggestions)
[INFO] [stderr] warning: `oozz` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/oozz-6842f937491392a6)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::create_prelude ... ok
[INFO] [stdout] test test::get_color_id ... ok
[INFO] [stdout] test test::colorize ... ok
[INFO] [stdout] test test::valid_chars ... ok
[INFO] [stdout] test test::trim_prelude ... ok
[INFO] [stdout] test test::parse_string ... ok
[INFO] [stdout] test test::choose_oozz ... ok
[INFO] [stdout] test test::produce_chars ... ok
[INFO] [stdout] test test::parse_oozz ... ok
[INFO] [stdout] test test::produce_oozz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/oozz-048b6d046c129b72)
[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] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-42254667395c63cc)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_args ... ok
[INFO] [stdout] test yellow_bold ... ok
[INFO] [stdout] test dollar_quote ... ok
[INFO] [stdout] test blue_centered ... ok
[INFO] [stdout] test all_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests oozz
[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" "b9994d43cf8981d18085754432f6353b7035f4aaa24940dd027783a3f3cca1d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9994d43cf8981d18085754432f6353b7035f4aaa24940dd027783a3f3cca1d1", kill_on_drop: false }`
[INFO] [stdout] b9994d43cf8981d18085754432f6353b7035f4aaa24940dd027783a3f3cca1d1
