[INFO] fetching crate subslice 0.2.3... [INFO] building subslice-0.2.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate subslice 0.2.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate subslice 0.2.3 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate subslice 0.2.3 [INFO] finished tweaking crates.io crate subslice 0.2.3 [INFO] tweaked toml for crates.io crate subslice 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.7.11 (available: v0.14.0) [INFO] [stderr] Adding jetscii v0.3.1 (available: v0.5.3) [INFO] [stderr] Adding odds v0.2.26 (available: v0.4.0) [INFO] [stderr] Adding quickcheck v0.5.0 (available: v1.0.3) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded odds v0.2.26 [INFO] [stderr] Downloaded defmac v0.1.3 [INFO] [stderr] Downloaded galil-seiferas v0.1.5 [INFO] [stderr] Downloaded jetscii v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6910ceb80fdbe230c786258266d139dabb784528d513e41032e1e7ee68bc525f [INFO] running `Command { std: "docker" "start" "-a" "6910ceb80fdbe230c786258266d139dabb784528d513e41032e1e7ee68bc525f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6910ceb80fdbe230c786258266d139dabb784528d513e41032e1e7ee68bc525f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6910ceb80fdbe230c786258266d139dabb784528d513e41032e1e7ee68bc525f", kill_on_drop: false }` [INFO] [stdout] 6910ceb80fdbe230c786258266d139dabb784528d513e41032e1e7ee68bc525f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0b615695a142266474a7bd01a7c1a6d56574a650baf34107a80f3bc7c6acb0d [INFO] running `Command { std: "docker" "start" "-a" "b0b615695a142266474a7bd01a7c1a6d56574a650baf34107a80f3bc7c6acb0d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling subslice v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:18 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:25 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:17 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:24 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `haystack`, `needle`, and `searcher` are never read [INFO] [stdout] --> src/lib.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct StrSearcher<'a, 'b> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 131 | haystack: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 132 | needle: &'b str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 133 | [INFO] [stdout] 134 | searcher: StrSearcherImpl, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcher` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:139:11 [INFO] [stdout] | [INFO] [stdout] 139 | Empty(EmptyNeedle), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 139 | Empty(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(TwoWaySearcher), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position`, `end`, `is_match_fw`, and `is_match_bw` are never read [INFO] [stdout] --> src/lib.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 144 | struct EmptyNeedle { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 145 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 146 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 147 | is_match_fw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 148 | is_match_bw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EmptyNeedle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "b0b615695a142266474a7bd01a7c1a6d56574a650baf34107a80f3bc7c6acb0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0b615695a142266474a7bd01a7c1a6d56574a650baf34107a80f3bc7c6acb0d", kill_on_drop: false }` [INFO] [stdout] b0b615695a142266474a7bd01a7c1a6d56574a650baf34107a80f3bc7c6acb0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 058bd6920613bf76493b80be07f230e573f0df20f494cb2da13c0c3f342ad1ce [INFO] running `Command { std: "docker" "start" "-a" "058bd6920613bf76493b80be07f230e573f0df20f494cb2da13c0c3f342ad1ce", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling odds v0.2.26 [INFO] [stderr] Compiling macro-attr v0.2.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:18 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:25 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:17 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:24 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `haystack`, `needle`, and `searcher` are never read [INFO] [stdout] --> src/lib.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct StrSearcher<'a, 'b> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 131 | haystack: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 132 | needle: &'b str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 133 | [INFO] [stdout] 134 | searcher: StrSearcherImpl, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcher` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:139:11 [INFO] [stdout] | [INFO] [stdout] 139 | Empty(EmptyNeedle), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 139 | Empty(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(TwoWaySearcher), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position`, `end`, `is_match_fw`, and `is_match_bw` are never read [INFO] [stdout] --> src/lib.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 144 | struct EmptyNeedle { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 145 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 146 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 147 | is_match_fw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 148 | is_match_bw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EmptyNeedle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling newtype_derive v0.1.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling quickcheck v0.5.0 [INFO] [stderr] Compiling subslice v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:305:39 [INFO] [stdout] | [INFO] [stdout] 305 | assert_eq!(2, compute_max_suf_pos((b"aab"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 305 - assert_eq!(2, compute_max_suf_pos((b"aab"))); [INFO] [stdout] 305 + assert_eq!(2, compute_max_suf_pos(b"aab")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:307:39 [INFO] [stdout] | [INFO] [stdout] 307 | assert_eq!(2, compute_max_suf_pos((b"aabaa"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 307 - assert_eq!(2, compute_max_suf_pos((b"aabaa"))); [INFO] [stdout] 307 + assert_eq!(2, compute_max_suf_pos(b"aabaa")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:309:39 [INFO] [stdout] | [INFO] [stdout] 309 | assert_eq!(0, compute_max_suf_pos((b"gcagagag"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 309 - assert_eq!(0, compute_max_suf_pos((b"gcagagag"))); [INFO] [stdout] 309 + assert_eq!(0, compute_max_suf_pos(b"gcagagag")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:310:39 [INFO] [stdout] | [INFO] [stdout] 310 | assert_eq!(2, compute_max_suf_pos((b"banana"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 310 - assert_eq!(2, compute_max_suf_pos((b"banana"))); [INFO] [stdout] 310 + assert_eq!(2, compute_max_suf_pos(b"banana")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:315:42 [INFO] [stdout] | [INFO] [stdout] 315 | assert_eq!((2, 1), maxsuf_and_period((b"aab"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 315 - assert_eq!((2, 1), maxsuf_and_period((b"aab"))); [INFO] [stdout] 315 + assert_eq!((2, 1), maxsuf_and_period(b"aab")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:316:42 [INFO] [stdout] | [INFO] [stdout] 316 | assert_eq!((2, 3), maxsuf_and_period((b"aabaa"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 316 - assert_eq!((2, 3), maxsuf_and_period((b"aabaa"))); [INFO] [stdout] 316 + assert_eq!((2, 3), maxsuf_and_period(b"aabaa")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/tw.rs:317:42 [INFO] [stdout] | [INFO] [stdout] 317 | assert_eq!((0, 7), maxsuf_and_period((b"gcagagag"))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 317 - assert_eq!((0, 7), maxsuf_and_period((b"gcagagag"))); [INFO] [stdout] 317 + assert_eq!((0, 7), maxsuf_and_period(b"gcagagag")); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:18 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:735:25 [INFO] [stdout] | [INFO] [stdout] 735 | fn rejecting(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:17 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/lib.rs:736:24 [INFO] [stdout] | [INFO] [stdout] 736 | fn matching(usize, usize) -> Self::Output; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `haystack`, `needle`, and `searcher` are never read [INFO] [stdout] --> src/lib.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct StrSearcher<'a, 'b> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 131 | haystack: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 132 | needle: &'b str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 133 | [INFO] [stdout] 134 | searcher: StrSearcherImpl, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcher` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:139:11 [INFO] [stdout] | [INFO] [stdout] 139 | Empty(EmptyNeedle), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 139 | Empty(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(TwoWaySearcher), [INFO] [stdout] | ------ ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `StrSearcherImpl` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 140 | TwoWay(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position`, `end`, `is_match_fw`, and `is_match_bw` are never read [INFO] [stdout] --> src/lib.rs:145:5 [INFO] [stdout] | [INFO] [stdout] 144 | struct EmptyNeedle { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 145 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 146 | end: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 147 | is_match_fw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 148 | is_match_bw: bool, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EmptyNeedle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "058bd6920613bf76493b80be07f230e573f0df20f494cb2da13c0c3f342ad1ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "058bd6920613bf76493b80be07f230e573f0df20f494cb2da13c0c3f342ad1ce", kill_on_drop: false }` [INFO] [stdout] 058bd6920613bf76493b80be07f230e573f0df20f494cb2da13c0c3f342ad1ce