[INFO] fetching crate m_lexer 0.0.4... [INFO] testing m_lexer-0.0.4 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate m_lexer 0.0.4 into /workspace/builds/worker-63/source [INFO] validating manifest of crates.io crate m_lexer 0.0.4 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-63/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2df3efc7b41737d32297e57e940795910c55ef5b66f0b8f8e493a6d59ca40d72 [INFO] running `Command { std: "docker" "start" "-a" "2df3efc7b41737d32297e57e940795910c55ef5b66f0b8f8e493a6d59ca40d72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2df3efc7b41737d32297e57e940795910c55ef5b66f0b8f8e493a6d59ca40d72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2df3efc7b41737d32297e57e940795910c55ef5b66f0b8f8e493a6d59ca40d72", kill_on_drop: false }` [INFO] [stdout] 2df3efc7b41737d32297e57e940795910c55ef5b66f0b8f8e493a6d59ca40d72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ac0f97019426133b13c0722c5628109f392d75e13a31bedd3fa9fac98ddef27 [INFO] running `Command { std: "docker" "start" "-a" "6ac0f97019426133b13c0722c5628109f392d75e13a31bedd3fa9fac98ddef27", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling m_lexer v0.0.4 (/opt/rustwide/workdir) [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] 14 - pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] 14 + pub type ExternRule = Box Option + Send + Sync>; [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 2.07s [INFO] running `Command { std: "docker" "inspect" "6ac0f97019426133b13c0722c5628109f392d75e13a31bedd3fa9fac98ddef27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ac0f97019426133b13c0722c5628109f392d75e13a31bedd3fa9fac98ddef27", kill_on_drop: false }` [INFO] [stdout] 6ac0f97019426133b13c0722c5628109f392d75e13a31bedd3fa9fac98ddef27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1134aed2e914e298556270d981d2e1f4576ae1f6715dd2e5f720baa46f91e05b [INFO] running `Command { std: "docker" "start" "-a" "1134aed2e914e298556270d981d2e1f4576ae1f6715dd2e5f720baa46f91e05b", kill_on_drop: false }` [INFO] [stderr] Compiling m_lexer v0.0.4 (/opt/rustwide/workdir) [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] 14 - pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] 14 + pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] 14 - pub type ExternRule = Box Option + Send + Sync>; [INFO] [stdout] 14 + pub type ExternRule = Box Option + Send + Sync>; [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 1.79s [INFO] running `Command { std: "docker" "inspect" "1134aed2e914e298556270d981d2e1f4576ae1f6715dd2e5f720baa46f91e05b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1134aed2e914e298556270d981d2e1f4576ae1f6715dd2e5f720baa46f91e05b", kill_on_drop: false }` [INFO] [stdout] 1134aed2e914e298556270d981d2e1f4576ae1f6715dd2e5f720baa46f91e05b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7a06d35b50237f03d79ff49b28dd5107c76c0649629de081994416abe4c44883 [INFO] running `Command { std: "docker" "start" "-a" "7a06d35b50237f03d79ff49b28dd5107c76c0649629de081994416abe4c44883", kill_on_drop: false }` [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] 14 - pub type ExternRule = Box Option + Send + Sync>; [INFO] [stderr] 14 + pub type ExternRule = Box Option + Send + Sync>; [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 0.09s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/m_lexer-b61d92bce7dfd4e0) [INFO] [stdout] running 2 tests [INFO] [stdout] test tokenize_longest_first_wins ... ok [INFO] [stdout] test extern_rule ... 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] Doc-tests m_lexer [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" "7a06d35b50237f03d79ff49b28dd5107c76c0649629de081994416abe4c44883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a06d35b50237f03d79ff49b28dd5107c76c0649629de081994416abe4c44883", kill_on_drop: false }` [INFO] [stdout] 7a06d35b50237f03d79ff49b28dd5107c76c0649629de081994416abe4c44883