[INFO] cloning repository https://github.com/iljakuklic/cover [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iljakuklic/cover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filjakuklic%2Fcover", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filjakuklic%2Fcover'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] af613e74518207ac289c30e616d6dadf4fa54bc5 [INFO] testing iljakuklic/cover/af613e74518207ac289c30e616d6dadf4fa54bc5 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filjakuklic%2Fcover" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/iljakuklic/cover [INFO] finished tweaking git repo https://github.com/iljakuklic/cover [INFO] tweaked toml for git repo https://github.com/iljakuklic/cover written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/iljakuklic/cover on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/iljakuklic/sorted-iter` [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding quickcheck v0.9.2 (available: v1.0.3) [INFO] [stderr] Adding quickcheck_macros v0.9.1 (available: v1.1.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9009e7b13cc33c1808c054a31c3ed0c4fda227a6cde07b774c2c6a19e3eb265d [INFO] running `Command { std: "docker" "start" "-a" "9009e7b13cc33c1808c054a31c3ed0c4fda227a6cde07b774c2c6a19e3eb265d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9009e7b13cc33c1808c054a31c3ed0c4fda227a6cde07b774c2c6a19e3eb265d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9009e7b13cc33c1808c054a31c3ed0c4fda227a6cde07b774c2c6a19e3eb265d", kill_on_drop: false }` [INFO] [stdout] 9009e7b13cc33c1808c054a31c3ed0c4fda227a6cde07b774c2c6a19e3eb265d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7e024f65ea98a2650ccd048f49cfe103d865ae755337efe55a7c5d95b1adf80 [INFO] running `Command { std: "docker" "start" "-a" "e7e024f65ea98a2650ccd048f49cfe103d865ae755337efe55a7c5d95b1adf80", kill_on_drop: false }` [INFO] [stderr] Compiling sorted-iter v0.1.5 (https://github.com/iljakuklic/sorted-iter?branch=multiway-union#ec69da7c) [INFO] [stderr] Compiling phantom_newtype v0.2.0 [INFO] [stderr] Compiling cover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `Idx` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | type Idx = Id; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `RowTag` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | pub enum RowTag {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ColTag` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | pub enum ColTag {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `RowIdx` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | pub type RowIdx = Idx; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ColIdx` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub type ColIdx = Idx; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Store` is never constructed [INFO] [stdout] --> src/structs/binary_matrix.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Store { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/structs/binary_matrix.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 37 | impl Store { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 40 | fn new_empty() -> Store { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn from_iter(iter: Iter) -> Store [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn major_size(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn minor_size(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | fn major_idxs(&self) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn get_major<'a>(&'a self, idx: Idx) -> &'a[Idx] { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | fn span_iter<'a>(&'a self) -> impl Iterator]> + 'a { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | fn ones_iter<'a>(&'a self) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn transposed_cells_iter<'a>(&'a self) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | fn transposed(&self) -> Store { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | const BRAILLE_START: char = '\u{2800}'; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn dump(&self) -> String { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn filtered, Idx)) -> bool>(&self, p: Pred) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BinaryMatrix` is never constructed [INFO] [stdout] --> src/structs/binary_matrix.rs:186:12 [INFO] [stdout] | [INFO] [stdout] 186 | pub struct BinaryMatrix { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_iter` and `from_rows` are never used [INFO] [stdout] --> src/structs/binary_matrix.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 191 | impl BinaryMatrix { [INFO] [stdout] | ----------------- associated functions in this implementation [INFO] [stdout] 192 | /// Create a binary matrix from a sorted iterator over one-cell coordinates. [INFO] [stdout] 193 | pub fn from_iter(it: Iter) -> Self [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 199 | fn from_rows(by_row: Store) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IDMap` is never constructed [INFO] [stdout] --> src/structs/id_map.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct IDMap { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `lookup`, `get`, `back`, `items`, and `len` are never used [INFO] [stdout] --> src/structs/id_map.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 16 | / impl IDMap [INFO] [stdout] 17 | | where ObjT: Clone + Eq + std::hash::Hash, ID: Copy + From + Into { [INFO] [stdout] | |______________________________________________________________________________- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn new() -> IDMap { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn lookup(&self, obj: &ObjT) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn get(&mut self, obj: &ObjT) -> ID { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn back(&self, id: ID) -> &ObjT { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn items(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "e7e024f65ea98a2650ccd048f49cfe103d865ae755337efe55a7c5d95b1adf80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7e024f65ea98a2650ccd048f49cfe103d865ae755337efe55a7c5d95b1adf80", kill_on_drop: false }` [INFO] [stdout] e7e024f65ea98a2650ccd048f49cfe103d865ae755337efe55a7c5d95b1adf80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c9074d8c87fade0be2d34356f15d0edce8c17d3f5c5e55025c45ef048a539f5 [INFO] running `Command { std: "docker" "start" "-a" "6c9074d8c87fade0be2d34356f15d0edce8c17d3f5c5e55025c45ef048a539f5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.179 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling zerocopy v0.8.33 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling proc-macro2 v1.0.105 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.43 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling quickcheck_macros v0.9.1 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling quickcheck v0.9.2 [INFO] [stderr] Compiling cover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `from_iter` is never used [INFO] [stdout] --> src/structs/binary_matrix.rs:193:12 [INFO] [stdout] | [INFO] [stdout] 191 | impl BinaryMatrix { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 192 | /// Create a binary matrix from a sorted iterator over one-cell coordinates. [INFO] [stdout] 193 | pub fn from_iter(it: Iter) -> Self [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IDMap` is never constructed [INFO] [stdout] --> src/structs/id_map.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct IDMap { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `lookup`, `get`, `back`, `items`, and `len` are never used [INFO] [stdout] --> src/structs/id_map.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 16 | / impl IDMap [INFO] [stdout] 17 | | where ObjT: Clone + Eq + std::hash::Hash, ID: Copy + From + Into { [INFO] [stdout] | |______________________________________________________________________________- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn new() -> IDMap { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn lookup(&self, obj: &ObjT) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn get(&mut self, obj: &ObjT) -> ID { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | pub fn back(&self, id: ID) -> &ObjT { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn items(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/structs/binary_matrix.rs:154:60 [INFO] [stdout] | [INFO] [stdout] 154 | fn check(b: bool, err: &'static str) -> Result<(), &str> { [INFO] [stdout] | ------- ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'static` [INFO] [stdout] | [INFO] [stdout] 154 | fn check(b: bool, err: &'static str) -> Result<(), &'static str> { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.48s [INFO] running `Command { std: "docker" "inspect" "6c9074d8c87fade0be2d34356f15d0edce8c17d3f5c5e55025c45ef048a539f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c9074d8c87fade0be2d34356f15d0edce8c17d3f5c5e55025c45ef048a539f5", kill_on_drop: false }` [INFO] [stdout] 6c9074d8c87fade0be2d34356f15d0edce8c17d3f5c5e55025c45ef048a539f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 99c6bfe1197167a02bc91dc2c190af37729abddd9315e3003fa3d614d47bdfb7 [INFO] running `Command { std: "docker" "start" "-a" "99c6bfe1197167a02bc91dc2c190af37729abddd9315e3003fa3d614d47bdfb7", kill_on_drop: false }` [INFO] [stderr] warning: associated function `from_iter` is never used [INFO] [stderr] --> src/structs/binary_matrix.rs:193:12 [INFO] [stderr] | [INFO] [stderr] 191 | impl BinaryMatrix { [INFO] [stderr] | ----------------- associated function in this implementation [INFO] [stderr] 192 | /// Create a binary matrix from a sorted iterator over one-cell coordinates. [INFO] [stderr] 193 | pub fn from_iter(it: Iter) -> Self [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `IDMap` is never constructed [INFO] [stderr] --> src/structs/id_map.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | struct IDMap { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `lookup`, `get`, `back`, `items`, and `len` are never used [INFO] [stderr] --> src/structs/id_map.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 16 | / impl IDMap [INFO] [stderr] 17 | | where ObjT: Clone + Eq + std::hash::Hash, ID: Copy + From + Into { [INFO] [stderr] | |______________________________________________________________________________- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 20 | pub fn new() -> IDMap { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 25 | pub fn lookup(&self, obj: &ObjT) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 30 | pub fn get(&mut self, obj: &ObjT) -> ID { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 41 | pub fn back(&self, id: ID) -> &ObjT { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 46 | pub fn items(&self) -> impl Iterator { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/structs/binary_matrix.rs:154:60 [INFO] [stderr] | [INFO] [stderr] 154 | fn check(b: bool, err: &'static str) -> Result<(), &str> { [INFO] [stderr] | ------- ^^^^ the same lifetime is elided here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'static` [INFO] [stderr] | [INFO] [stderr] 154 | fn check(b: bool, err: &'static str) -> Result<(), &'static str> { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `cover` (bin "cover" test) generated 4 warnings (run `cargo fix --bin "cover" -p cover --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cover-8a7b29a23d22b86a) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test structs::binary_matrix::test::unit_dump ... ok [INFO] [stdout] test structs::binary_matrix::test::unit_empty_valid ... ok [INFO] [stdout] test structs::binary_matrix::test::unit_width2 ... ok [INFO] [stdout] test structs::binary_matrix::test::unit_width0 ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_filtered_trivial_true ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_dump_popcount ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_filtered_model ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_filtered_trivial_false ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_arbitrary_valid ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_filtered_valid ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_transposed_twice ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_transposed_valid ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_bycol_transposed ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_transposed_model ... ok [INFO] [stdout] test structs::binary_matrix::test::qc_shrinked_valid ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "99c6bfe1197167a02bc91dc2c190af37729abddd9315e3003fa3d614d47bdfb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99c6bfe1197167a02bc91dc2c190af37729abddd9315e3003fa3d614d47bdfb7", kill_on_drop: false }` [INFO] [stdout] 99c6bfe1197167a02bc91dc2c190af37729abddd9315e3003fa3d614d47bdfb7