[INFO] fetching crate dancing-links 0.2.0... [INFO] testing dancing-links-0.2.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate dancing-links 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate dancing-links 0.2.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dancing-links 0.2.0 [INFO] finished tweaking crates.io crate dancing-links 0.2.0 [INFO] tweaked toml for crates.io crate dancing-links 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f2d42493bbff73d76fc11861af1b5789d2b04de5da99ba031b958a7fee2b58c7 [INFO] running `Command { std: "docker" "start" "-a" "f2d42493bbff73d76fc11861af1b5789d2b04de5da99ba031b958a7fee2b58c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2d42493bbff73d76fc11861af1b5789d2b04de5da99ba031b958a7fee2b58c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2d42493bbff73d76fc11861af1b5789d2b04de5da99ba031b958a7fee2b58c7", kill_on_drop: false }` [INFO] [stdout] f2d42493bbff73d76fc11861af1b5789d2b04de5da99ba031b958a7fee2b58c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dc510299e64a35c0b53ce4cd3a9d539ebf07d53b73dc1d05d912c1a66154fdbd [INFO] running `Command { std: "docker" "start" "-a" "dc510299e64a35c0b53ce4cd3a9d539ebf07d53b73dc1d05d912c1a66154fdbd", kill_on_drop: false }` [INFO] [stderr] Compiling dancing-links v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 132 | add_direction!(add_below, down, up); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 134 | add_direction!(add_above, up, down); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 136 | add_direction!(add_right, right, left); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_column` [INFO] [stdout] --> src/solver.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | min_column: *mut Column, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/solver.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `Command { std: "docker" "inspect" "dc510299e64a35c0b53ce4cd3a9d539ebf07d53b73dc1d05d912c1a66154fdbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc510299e64a35c0b53ce4cd3a9d539ebf07d53b73dc1d05d912c1a66154fdbd", kill_on_drop: false }` [INFO] [stdout] dc510299e64a35c0b53ce4cd3a9d539ebf07d53b73dc1d05d912c1a66154fdbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f49c831a87bb847ea3c46b122ee98871b723506e2b6602edd18986b8e22d0ca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4f49c831a87bb847ea3c46b122ee98871b723506e2b6602edd18986b8e22d0ca", kill_on_drop: false }` [INFO] [stderr] Compiling dancing-links v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 132 | add_direction!(add_below, down, up); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 134 | add_direction!(add_above, up, down); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 136 | add_direction!(add_right, right, left); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_column` [INFO] [stdout] --> src/solver.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | min_column: *mut Column, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/solver.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 132 | add_direction!(add_below, down, up); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 134 | add_direction!(add_above, up, down); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/grid/base_node.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | #[$lint] [INFO] [stdout] | ^^^^^^^^ help: remove this attribute [INFO] [stdout] ... [INFO] [stdout] 136 | add_direction!(add_right, right, left); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: attribute `allow` with an empty list has no effect [INFO] [stdout] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `min_column` [INFO] [stdout] --> src/solver.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | min_column: *mut Column, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/solver.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.69s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/dancing_links-aec6e8b70a0845bb) [INFO] running `Command { std: "docker" "inspect" "4f49c831a87bb847ea3c46b122ee98871b723506e2b6602edd18986b8e22d0ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f49c831a87bb847ea3c46b122ee98871b723506e2b6602edd18986b8e22d0ca", kill_on_drop: false }` [INFO] [stdout] 4f49c831a87bb847ea3c46b122ee98871b723506e2b6602edd18986b8e22d0ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a4b7dbb0f69947fa439dc3e2af3a97e11b44cc0931d61c6e76b0960203dc14af [INFO] running `Command { std: "docker" "start" "-a" "a4b7dbb0f69947fa439dc3e2af3a97e11b44cc0931d61c6e76b0960203dc14af", kill_on_drop: false }` [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/grid/base_node.rs:112:9 [INFO] [stderr] | [INFO] [stderr] 112 | #[$lint] [INFO] [stderr] | ^^^^^^^^ help: remove this attribute [INFO] [stderr] ... [INFO] [stderr] 132 | add_direction!(add_below, down, up); [INFO] [stderr] | ----------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] = note: attribute `allow` with an empty list has no effect [INFO] [stderr] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/grid/base_node.rs:112:9 [INFO] [stderr] | [INFO] [stderr] 112 | #[$lint] [INFO] [stderr] | ^^^^^^^^ help: remove this attribute [INFO] [stderr] ... [INFO] [stderr] 134 | add_direction!(add_above, up, down); [INFO] [stderr] | ----------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: attribute `allow` with an empty list has no effect [INFO] [stderr] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/grid/base_node.rs:112:9 [INFO] [stderr] | [INFO] [stderr] 112 | #[$lint] [INFO] [stderr] | ^^^^^^^^ help: remove this attribute [INFO] [stderr] ... [INFO] [stderr] 136 | add_direction!(add_right, right, left); [INFO] [stderr] | -------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: attribute `allow` with an empty list has no effect [INFO] [stderr] = note: this warning originates in the macro `add_direction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `min_column` [INFO] [stderr] --> src/solver.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | min_column: *mut Column, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/solver.rs:27:10 [INFO] [stderr] | [INFO] [stderr] 27 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `dancing-links` (lib) generated 4 warnings [INFO] [stderr] warning: `dancing-links` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dancing_links-aec6e8b70a0845bb) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test grid::tests::cover_uncover_all ... ok [INFO] [stdout] test grid::tests::create_a_small_grid ... ok [INFO] [stdout] test latin_square::tests::check_generated_possibilities_constraints ... ok [INFO] [stdout] test grid::tests::create_weird_grids ... ok [INFO] [stdout] test latin_square::tests::check_all_possibilities ... ok [INFO] [stdout] test queens::tests::check_diagonal_indices ... ok [INFO] [stdout] test latin_square::tests::solve_impossible_latin_square ... ok [INFO] [stdout] test latin_square::tests::solve_small_latin_square ... ok [INFO] [stdout] test queens::tests::check_small_board ... ok [INFO] [stdout] test sudoku::tests::check_generated_possibilities_constraints ... ok [INFO] [stdout] test queens::tests::check_tiny_boards ... ok [INFO] [stdout] test grid::tests::latin_square_cover_1 ... ok [INFO] [stdout] test grid::tests::cover_uncover_column ... ok [INFO] [stdout] test latin_square::tests::solve_multi_solution_latin_square ... ok [INFO] [stdout] test sudoku::tests::solve_small_sudoku ... ok [INFO] [stdout] test util::tests::three_combo ... ok [INFO] [stdout] test util::tests::latin_square_test_1 ... ok [INFO] [stdout] test util::tests::latin_square_test_3 ... ok [INFO] [stdout] test queens::tests::count_medium_board ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] Doc-tests dancing-links [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" "a4b7dbb0f69947fa439dc3e2af3a97e11b44cc0931d61c6e76b0960203dc14af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4b7dbb0f69947fa439dc3e2af3a97e11b44cc0931d61c6e76b0960203dc14af", kill_on_drop: false }` [INFO] [stdout] a4b7dbb0f69947fa439dc3e2af3a97e11b44cc0931d61c6e76b0960203dc14af