[INFO] cloning repository https://github.com/kapitanov/rust-grep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kapitanov/rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkapitanov%2Frust-grep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkapitanov%2Frust-grep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23d6a3d98837751c974061b13651432753ed0436 [INFO] testing kapitanov/rust-grep against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkapitanov%2Frust-grep" "/workspace/builds/worker-95/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kapitanov/rust-grep on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kapitanov/rust-grep [INFO] finished tweaking git repo https://github.com/kapitanov/rust-grep [INFO] tweaked toml for git repo https://github.com/kapitanov/rust-grep written to /workspace/builds/worker-95/source/Cargo.toml [INFO] crate git repo https://github.com/kapitanov/rust-grep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 50dda4475efd7db446354cb8a0e9dc69fecc6fc7117d4966202eb7096364c751 [INFO] running `Command { std: "docker" "start" "-a" "50dda4475efd7db446354cb8a0e9dc69fecc6fc7117d4966202eb7096364c751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50dda4475efd7db446354cb8a0e9dc69fecc6fc7117d4966202eb7096364c751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50dda4475efd7db446354cb8a0e9dc69fecc6fc7117d4966202eb7096364c751", kill_on_drop: false }` [INFO] [stdout] 50dda4475efd7db446354cb8a0e9dc69fecc6fc7117d4966202eb7096364c751 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 908d61ef51bd0ef1221ca661f7f139d0511500b7d96a1ed5055b00198c772022 [INFO] running `Command { std: "docker" "start" "-a" "908d61ef51bd0ef1221ca661f7f139d0511500b7d96a1ed5055b00198c772022", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling rustgrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:17:72 [INFO] [stdout] | [INFO] [stdout] 17 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:21:23 [INFO] [stdout] | [INFO] [stdout] 21 | patterns: Vec>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:31:35 [INFO] [stdout] | [INFO] [stdout] 31 | let mut patterns: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:129:30 [INFO] [stdout] | [INFO] [stdout] 129 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:139:72 [INFO] [stdout] | [INFO] [stdout] 139 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:167:30 [INFO] [stdout] | [INFO] [stdout] 167 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:177:72 [INFO] [stdout] | [INFO] [stdout] 177 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/grep.rs:184:42 [INFO] [stdout] | [INFO] [stdout] 184 | let err = String::from(e.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.82s [INFO] running `Command { std: "docker" "inspect" "908d61ef51bd0ef1221ca661f7f139d0511500b7d96a1ed5055b00198c772022", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "908d61ef51bd0ef1221ca661f7f139d0511500b7d96a1ed5055b00198c772022", kill_on_drop: false }` [INFO] [stdout] 908d61ef51bd0ef1221ca661f7f139d0511500b7d96a1ed5055b00198c772022 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24d4541095ad74f444fb1b42ddf31e770c753bd0b0809ad15411375104b26718 [INFO] running `Command { std: "docker" "start" "-a" "24d4541095ad74f444fb1b42ddf31e770c753bd0b0809ad15411375104b26718", kill_on_drop: false }` [INFO] [stderr] Compiling rustgrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:17:72 [INFO] [stdout] | [INFO] [stdout] 17 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:21:23 [INFO] [stdout] | [INFO] [stdout] 21 | patterns: Vec>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:31:35 [INFO] [stdout] | [INFO] [stdout] 31 | let mut patterns: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:129:30 [INFO] [stdout] | [INFO] [stdout] 129 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:139:72 [INFO] [stdout] | [INFO] [stdout] 139 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:167:30 [INFO] [stdout] | [INFO] [stdout] 167 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/grep.rs:177:72 [INFO] [stdout] | [INFO] [stdout] 177 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/grep.rs:184:42 [INFO] [stdout] | [INFO] [stdout] 184 | let err = String::from(e.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "24d4541095ad74f444fb1b42ddf31e770c753bd0b0809ad15411375104b26718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d4541095ad74f444fb1b42ddf31e770c753bd0b0809ad15411375104b26718", kill_on_drop: false }` [INFO] [stdout] 24d4541095ad74f444fb1b42ddf31e770c753bd0b0809ad15411375104b26718 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2c1aa749c0e07b07731f085427c6acd2e732f4283f9e0e071e0c899ed1ac3fe9 [INFO] running `Command { std: "docker" "start" "-a" "2c1aa749c0e07b07731f085427c6acd2e732f4283f9e0e071e0c899ed1ac3fe9", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:17:72 [INFO] [stderr] | [INFO] [stderr] 17 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String>; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:21:23 [INFO] [stderr] | [INFO] [stderr] 21 | patterns: Vec>, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | let mut patterns: Vec> = vec![]; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:129:30 [INFO] [stderr] | [INFO] [stderr] 129 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:139:72 [INFO] [stderr] | [INFO] [stderr] 139 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:167:30 [INFO] [stderr] | [INFO] [stderr] 167 | fn instance<'a>() -> &'a PatternFactory { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn PatternFactory` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/grep.rs:177:72 [INFO] [stderr] | [INFO] [stderr] 177 | fn try_create<'a>(&self, s: &str, ignore_case: bool) -> Result, String> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Pattern` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/grep.rs:184:42 [INFO] [stderr] | [INFO] [stderr] 184 | let err = String::from(e.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rustgrep` (bin "rustgrep" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rustgrep-0eb6161648e28826) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test grep::tests::contains_few ... ok [INFO] [stdout] test grep::tests::contains_none ... ok [INFO] [stdout] test grep::tests::contains_one ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2c1aa749c0e07b07731f085427c6acd2e732f4283f9e0e071e0c899ed1ac3fe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c1aa749c0e07b07731f085427c6acd2e732f4283f9e0e071e0c899ed1ac3fe9", kill_on_drop: false }` [INFO] [stdout] 2c1aa749c0e07b07731f085427c6acd2e732f4283f9e0e071e0c899ed1ac3fe9