[INFO] fetching crate m_lexer 0.0.4... [INFO] testing m_lexer-0.0.4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate m_lexer 0.0.4 into /workspace/builds/worker-89/source [INFO] validating manifest of crates.io crate m_lexer 0.0.4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate m_lexer 0.0.4 [INFO] finished tweaking crates.io crate m_lexer 0.0.4 [INFO] tweaked toml for crates.io crate m_lexer 0.0.4 written to /workspace/builds/worker-89/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6557002b7fbd064817036fc27200147969b6da131d6f1dba8683fd356fa01b68 [INFO] running `Command { std: "docker" "start" "-a" "6557002b7fbd064817036fc27200147969b6da131d6f1dba8683fd356fa01b68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6557002b7fbd064817036fc27200147969b6da131d6f1dba8683fd356fa01b68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6557002b7fbd064817036fc27200147969b6da131d6f1dba8683fd356fa01b68", kill_on_drop: false }` [INFO] [stdout] 6557002b7fbd064817036fc27200147969b6da131d6f1dba8683fd356fa01b68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba716fc125a06c766eeaae8e715550ff56ff66d82f24ca19b336524b1b079025 [INFO] running `Command { std: "docker" "start" "-a" "ba716fc125a06c766eeaae8e715550ff56ff66d82f24ca19b336524b1b079025", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling m_lexer v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> Option + Send + Sync` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:50 [INFO] [stdout] | [INFO] [stdout] 75 | fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] 75 + fn valid_token(&self, input: &str) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.92s [INFO] running `Command { std: "docker" "inspect" "ba716fc125a06c766eeaae8e715550ff56ff66d82f24ca19b336524b1b079025", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba716fc125a06c766eeaae8e715550ff56ff66d82f24ca19b336524b1b079025", kill_on_drop: false }` [INFO] [stdout] ba716fc125a06c766eeaae8e715550ff56ff66d82f24ca19b336524b1b079025 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6c179be5df7b3758170d8d5f3f93e64ac9c35444a40bbaeaa1f72f183635bad [INFO] running `Command { std: "docker" "start" "-a" "f6c179be5df7b3758170d8d5f3f93e64ac9c35444a40bbaeaa1f72f183635bad", kill_on_drop: false }` [INFO] [stderr] Compiling m_lexer v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> Option + Send + Sync` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:50 [INFO] [stdout] | [INFO] [stdout] 75 | fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] 75 + fn valid_token(&self, input: &str) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:14:27 [INFO] [stdout] | [INFO] [stdout] 14 | pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> Option + Send + Sync` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:50 [INFO] [stdout] | [INFO] [stdout] 75 | fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 75 - fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stdout] 75 + fn valid_token(&self, input: &str) -> Option { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] running `Command { std: "docker" "inspect" "f6c179be5df7b3758170d8d5f3f93e64ac9c35444a40bbaeaa1f72f183635bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6c179be5df7b3758170d8d5f3f93e64ac9c35444a40bbaeaa1f72f183635bad", kill_on_drop: false }` [INFO] [stdout] f6c179be5df7b3758170d8d5f3f93e64ac9c35444a40bbaeaa1f72f183635bad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] dc9a413fe53f70a1c7886f3bb3c33a1e7a5d4c7ec1d7ec0c65994b7f8b510e60 [INFO] running `Command { std: "docker" "start" "-a" "dc9a413fe53f70a1c7886f3bb3c33a1e7a5d4c7ec1d7ec0c65994b7f8b510e60", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:14:27 [INFO] [stderr] | [INFO] [stderr] 14 | pub type ExternRule = Box Option + Send + Sync>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> Option + Send + Sync` [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] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:75:50 [INFO] [stderr] | [INFO] [stderr] 75 | fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stderr] 75 + fn valid_token(&self, input: &str) -> Option { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `m_lexer` (lib) generated 2 warnings [INFO] [stderr] warning: `m_lexer` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/m_lexer-0afc8dd577d4e133) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Doc-tests m_lexer [INFO] [stdout] test extern_rule ... ok [INFO] [stdout] test tokenize_longest_first_wins ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:75:50 [INFO] [stderr] | [INFO] [stderr] 75 | fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 75 - fn valid_token(&self, input: &str) -> Option<(Token)> { [INFO] [stderr] 75 + fn valid_token(&self, input: &str) -> Option { [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" "dc9a413fe53f70a1c7886f3bb3c33a1e7a5d4c7ec1d7ec0c65994b7f8b510e60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc9a413fe53f70a1c7886f3bb3c33a1e7a5d4c7ec1d7ec0c65994b7f8b510e60", kill_on_drop: false }` [INFO] [stdout] dc9a413fe53f70a1c7886f3bb3c33a1e7a5d4c7ec1d7ec0c65994b7f8b510e60