[INFO] fetching crate exact-covers 0.2.1...
[INFO] testing exact-covers-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate exact-covers 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate exact-covers 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate exact-covers 0.2.1
[INFO] tweaked toml for crates.io crate exact-covers 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate exact-covers 0.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate exact-covers 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe67924e39835d22440882117b7f4807bb55fda97d9bf281c66cba4631cda580
[INFO] running `Command { std: "docker" "start" "-a" "fe67924e39835d22440882117b7f4807bb55fda97d9bf281c66cba4631cda580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe67924e39835d22440882117b7f4807bb55fda97d9bf281c66cba4631cda580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe67924e39835d22440882117b7f4807bb55fda97d9bf281c66cba4631cda580", kill_on_drop: false }`
[INFO] [stdout] fe67924e39835d22440882117b7f4807bb55fda97d9bf281c66cba4631cda580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f61809cfd50c208014d6e981eaa6d300cc9c73c2df1872c15b6405cfddd81fde
[INFO] running `Command { std: "docker" "start" "-a" "f61809cfd50c208014d6e981eaa6d300cc9c73c2df1872c15b6405cfddd81fde", kill_on_drop: false }`
[INFO] [stderr] Compiling exact-covers v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:14:12
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:14:30
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:18:36
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option
(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:18:48
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option
(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `visit`
[INFO] [stdout] --> src/dc.rs:26:23
[INFO] [stdout] |
[INFO] [stdout] 26 | fn solve(self, visit: F)
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout] --> src/dc.rs:35:23
[INFO] [stdout] |
[INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option {
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `ix`
[INFO] [stdout] --> src/dc.rs:43:25
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout] --> src/dc.rs:43:40
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f61809cfd50c208014d6e981eaa6d300cc9c73c2df1872c15b6405cfddd81fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61809cfd50c208014d6e981eaa6d300cc9c73c2df1872c15b6405cfddd81fde", kill_on_drop: false }`
[INFO] [stdout] f61809cfd50c208014d6e981eaa6d300cc9c73c2df1872c15b6405cfddd81fde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe3552faae22f4ab699e1daf4b52c29db61c29b56093d6107aa6384f334e77b
[INFO] running `Command { std: "docker" "start" "-a" "5fe3552faae22f4ab699e1daf4b52c29db61c29b56093d6107aa6384f334e77b", kill_on_drop: false }`
[INFO] [stderr] Compiling smallvec v2.0.0-alpha.6
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:14:12
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:14:30
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:18:36
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:18:48
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option
(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `visit`
[INFO] [stdout] --> src/dc.rs:26:23
[INFO] [stdout] |
[INFO] [stdout] 26 | fn solve(self, visit: F)
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout] --> src/dc.rs:35:23
[INFO] [stdout] |
[INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option {
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `ix`
[INFO] [stdout] --> src/dc.rs:43:25
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout] --> src/dc.rs:43:40
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Compiling exact-covers v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:14:12
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:14:30
[INFO] [stdout] |
[INFO] [stdout] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `primary`
[INFO] [stdout] --> src/dc.rs:18:36
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `secondary`
[INFO] [stdout] --> src/dc.rs:18:48
[INFO] [stdout] |
[INFO] [stdout] 18 | fn add_option
(&mut self, primary: P, secondary: S)
[INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `visit`
[INFO] [stdout] --> src/dc.rs:26:23
[INFO] [stdout] |
[INFO] [stdout] 26 | fn solve(self, visit: F)
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout] --> src/dc.rs:35:23
[INFO] [stdout] |
[INFO] [stdout] 35 | fn pointer(&self, level: usize) -> Option {
[INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `ix`
[INFO] [stdout] --> src/dc.rs:43:25
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout] --> src/dc.rs:43:40
[INFO] [stdout] |
[INFO] [stdout] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "5fe3552faae22f4ab699e1daf4b52c29db61c29b56093d6107aa6384f334e77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe3552faae22f4ab699e1daf4b52c29db61c29b56093d6107aa6384f334e77b", kill_on_drop: false }`
[INFO] [stdout] 5fe3552faae22f4ab699e1daf4b52c29db61c29b56093d6107aa6384f334e77b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e07f237001f2b21c8084f326a437e15758c4fc31a59f381704721e35f9f3cb2
[INFO] running `Command { std: "docker" "start" "-a" "6e07f237001f2b21c8084f326a437e15758c4fc31a59f381704721e35f9f3cb2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `primary`
[INFO] [stderr] --> src/dc.rs:14:12
[INFO] [stderr] |
[INFO] [stderr] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stderr] |
[INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `secondary`
[INFO] [stderr] --> src/dc.rs:14:30
[INFO] [stderr] |
[INFO] [stderr] 14 | fn new(primary: &'i [I], secondary: &'i [I]) -> Self {
[INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `primary`
[INFO] [stderr] --> src/dc.rs:18:36
[INFO] [stderr] |
[INFO] [stderr] 18 | fn add_option(&mut self, primary: P, secondary: S)
[INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primary`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `secondary`
[INFO] [stderr] --> src/dc.rs:18:48
[INFO] [stderr] |
[INFO] [stderr] 18 | fn add_option
(&mut self, primary: P, secondary: S)
[INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_secondary`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `visit`
[INFO] [stderr] --> src/dc.rs:26:23
[INFO] [stderr] |
[INFO] [stderr] 26 | fn solve(self, visit: F)
[INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_visit`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `level`
[INFO] [stderr] --> src/dc.rs:35:23
[INFO] [stderr] |
[INFO] [stderr] 35 | fn pointer(&self, level: usize) -> Option {
[INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `ix`
[INFO] [stderr] --> src/dc.rs:43:25
[INFO] [stderr] |
[INFO] [stderr] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ix`
[INFO] [stderr]
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr] --> src/dc.rs:43:40
[INFO] [stderr] |
[INFO] [stderr] 43 | fn option_of(&self, ix: InstIndex, result: &mut Vec<&'i I>) {
[INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]
[INFO] [stderr] warning: `exact-covers` (lib) generated 8 warnings
[INFO] [stderr] warning: `exact-covers` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/exact_covers-f88896b4a4a6b20d)
[INFO] [stdout]
[INFO] [stdout] running 12 tests
[INFO] [stdout] test dl::tests::find_item ... ok
[INFO] [stdout] test dl::tests::new_exact_cover_with_primary_and_secondary ... ok
[INFO] [stdout] test dl::tests::skips_solutions_that_do_not_intersect_a_purely_secondary_option ... ok
[INFO] [stdout] test dl::tests::new_exact_cover_without_primary_has_no_solution ... ok
[INFO] [stdout] test dl::tests::new_exact_cover_with_primary_only ... ok
[INFO] [stdout] test dl::tests::solutions_intersect_item_sets_of_purely_secondary_options ... ok
[INFO] [stdout] test dl::tests::skips_solutions_with_purely_secondary_options ... ok
[INFO] [stdout] test dl::tests::toy_problem_with_colors ... ok
[INFO] [stdout] test indices::tests::index_decrement ... ok
[INFO] [stdout] test indices::tests::index_get ... ok
[INFO] [stdout] test indices::tests::index_increment ... ok
[INFO] [stdout] test indices::tests::out_of_bounds_node_index - should panic ... ok
[INFO] [stdout]
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout]
[INFO] [stderr] Doc-tests exact_covers
[INFO] [stdout]
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Solver (line 111) ... ok
[INFO] [stdout]
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout]
[INFO] running `Command { std: "docker" "inspect" "6e07f237001f2b21c8084f326a437e15758c4fc31a59f381704721e35f9f3cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e07f237001f2b21c8084f326a437e15758c4fc31a59f381704721e35f9f3cb2", kill_on_drop: false }`
[INFO] [stdout] 6e07f237001f2b21c8084f326a437e15758c4fc31a59f381704721e35f9f3cb2