[INFO] cloning repository https://github.com/aclemmensen/rusty-regex-search [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aclemmensen/rusty-regex-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faclemmensen%2Frusty-regex-search", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faclemmensen%2Frusty-regex-search'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b8102086cbaca605d4abd8ae3a1f04c9405de7f [INFO] testing aclemmensen/rusty-regex-search against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faclemmensen%2Frusty-regex-search" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aclemmensen/rusty-regex-search on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aclemmensen/rusty-regex-search [INFO] finished tweaking git repo https://github.com/aclemmensen/rusty-regex-search [INFO] tweaked toml for git repo https://github.com/aclemmensen/rusty-regex-search written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/aclemmensen/rusty-regex-search already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 55cd8b123fb3114b757205e535a237f4e1b5e19f71b146fb3ca554fb39d2bd99 [INFO] running `Command { std: "docker" "start" "-a" "55cd8b123fb3114b757205e535a237f4e1b5e19f71b146fb3ca554fb39d2bd99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55cd8b123fb3114b757205e535a237f4e1b5e19f71b146fb3ca554fb39d2bd99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55cd8b123fb3114b757205e535a237f4e1b5e19f71b146fb3ca554fb39d2bd99", kill_on_drop: false }` [INFO] [stdout] 55cd8b123fb3114b757205e535a237f4e1b5e19f71b146fb3ca554fb39d2bd99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49e3ec68d9db8cdcd130efe22e29d51aeed3f0e8ecdc26687dacfa1f2f6b3e33 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "49e3ec68d9db8cdcd130efe22e29d51aeed3f0e8ecdc26687dacfa1f2f6b3e33", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling num-complex v0.1.41 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling atty v0.2.3 [INFO] [stderr] Compiling clap v2.29.0 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling regex v0.2.3 [INFO] [stderr] Compiling num-bigint v0.1.41 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling num-rational v0.1.40 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling stopwatch v0.0.7 [INFO] [stderr] Compiling regex-search v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | / lazy_static! { [INFO] [stdout] 133 | | static ref REGEX: Regex = Regex::new("\\n").unwrap(); [INFO] [stdout] 134 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (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/main.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | reader: Box, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - reader: Box, [INFO] [stdout] 26 + reader: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:115:48 [INFO] [stdout] | [INFO] [stdout] 115 | fn gz_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 115 - fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] 115 + fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:124:49 [INFO] [stdout] | [INFO] [stdout] 124 | fn raw_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 124 - fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] 124 + fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stdout] 39 + fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.76s [INFO] running `Command { std: "docker" "inspect" "49e3ec68d9db8cdcd130efe22e29d51aeed3f0e8ecdc26687dacfa1f2f6b3e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49e3ec68d9db8cdcd130efe22e29d51aeed3f0e8ecdc26687dacfa1f2f6b3e33", kill_on_drop: false }` [INFO] [stdout] 49e3ec68d9db8cdcd130efe22e29d51aeed3f0e8ecdc26687dacfa1f2f6b3e33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7e7309d8fcffbffc4949ada7055080754da312bbb33173982487efcd30e63e21 [INFO] running `Command { std: "docker" "start" "-a" "7e7309d8fcffbffc4949ada7055080754da312bbb33173982487efcd30e63e21", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling regex-search v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | / lazy_static! { [INFO] [stdout] 133 | | static ref REGEX: Regex = Regex::new("\\n").unwrap(); [INFO] [stdout] 134 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (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/main.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | reader: Box, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - reader: Box, [INFO] [stdout] 26 + reader: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:115:48 [INFO] [stdout] | [INFO] [stdout] 115 | fn gz_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 115 - fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] 115 + fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:124:49 [INFO] [stdout] | [INFO] [stdout] 124 | fn raw_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 124 - fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] 124 + fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stdout] 39 + fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/regex_search-6c9a8ea2a8fd08f0) [INFO] running `Command { std: "docker" "inspect" "7e7309d8fcffbffc4949ada7055080754da312bbb33173982487efcd30e63e21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e7309d8fcffbffc4949ada7055080754da312bbb33173982487efcd30e63e21", kill_on_drop: false }` [INFO] [stdout] 7e7309d8fcffbffc4949ada7055080754da312bbb33173982487efcd30e63e21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 419a4c130f9218c355c2bb8e483b47a98d5a5d98d780379b1a766caafa23a62e [INFO] running `Command { std: "docker" "start" "-a" "419a4c130f9218c355c2bb8e483b47a98d5a5d98d780379b1a766caafa23a62e", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/main.rs:132:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] 132 | / lazy_static! { [INFO] [stdout] [INFO] [stderr] 133 | | static ref REGEX: Regex = Regex::new("\\n").unwrap(); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 134 | | } [INFO] [stdout] [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` (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/main.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | reader: Box, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 26 - reader: Box, [INFO] [stderr] 26 + reader: Box, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:115:48 [INFO] [stderr] | [INFO] [stderr] 115 | fn gz_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 115 - fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stderr] 115 + fn gz_reader(path: &PathBuf) -> io::Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:124:49 [INFO] [stderr] | [INFO] [stderr] 124 | fn raw_reader(path: &PathBuf) -> io::Result> { [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 124 - fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stderr] 124 + fn raw_reader(path: &PathBuf) -> io::Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:39:24 [INFO] [stderr] | [INFO] [stderr] 39 | fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 39 - fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stderr] 39 + fn new(reader: Box, path: &Path, reader_type: ReaderType) -> SearchReader { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `regex-search` (bin "regex-search" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/regex_search-6c9a8ea2a8fd08f0) [INFO] running `Command { std: "docker" "inspect" "419a4c130f9218c355c2bb8e483b47a98d5a5d98d780379b1a766caafa23a62e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "419a4c130f9218c355c2bb8e483b47a98d5a5d98d780379b1a766caafa23a62e", kill_on_drop: false }` [INFO] [stdout] 419a4c130f9218c355c2bb8e483b47a98d5a5d98d780379b1a766caafa23a62e