[INFO] cloning repository https://github.com/Harrichael/Collatz-Viz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Harrichael/Collatz-Viz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarrichael%2FCollatz-Viz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarrichael%2FCollatz-Viz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3df615fa6526c6d962fcd29a93fb733f916cd0e
[INFO] testing Harrichael/Collatz-Viz against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarrichael%2FCollatz-Viz" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Harrichael/Collatz-Viz
[INFO] finished tweaking git repo https://github.com/Harrichael/Collatz-Viz
[INFO] tweaked toml for git repo https://github.com/Harrichael/Collatz-Viz written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Harrichael/Collatz-Viz on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Harrichael/Collatz-Viz 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9
[INFO] running `Command { std: "docker" "start" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling collatz-viz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:117:43
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:128:43
[INFO] [stdout]     |
[INFO] [stdout] 128 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:132:43
[INFO] [stdout]     |
[INFO] [stdout] 132 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:155:39
[INFO] [stdout]     |
[INFO] [stdout] 155 |                     egui::Stroke::new(2.0, egui::Color32::WHITE),
[INFO] [stdout]     |                                       ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIGITS` is never used
[INFO] [stdout]   --> src/engine/base.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const DIGITS: &[u8] = b"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_base_string` is never used
[INFO] [stdout]   --> src/engine/base.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn to_base_string(n: &BigUint, base: u32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collatz_step` is never used
[INFO] [stdout]   --> src/engine/collatz.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn collatz_step(n: &BigUint) -> BigUint {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collatz_sequence` is never used
[INFO] [stdout]   --> src/engine/collatz.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn collatz_sequence(mut n: BigUint) -> Vec<BigUint> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collatz_predecessors` is never used
[INFO] [stdout]   --> src/engine/collatz.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn collatz_predecessors(n: &BigUint) -> Vec<BigUint> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling collatz-viz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:117:43
[INFO] [stdout]     |
[INFO] [stdout] 117 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:128:43
[INFO] [stdout]     |
[INFO] [stdout] 128 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:132:43
[INFO] [stdout]     |
[INFO] [stdout] 132 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/gui.rs:155:39
[INFO] [stdout]     |
[INFO] [stdout] 155 |                     egui::Stroke::new(2.0, egui::Color32::WHITE),
[INFO] [stdout]     |                                       ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]    --> src/gui.rs:117:43
[INFO] [stderr]     |
[INFO] [stderr] 117 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stderr]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]    --> src/gui.rs:128:43
[INFO] [stderr]     |
[INFO] [stderr] 128 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stderr]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]    --> src/gui.rs:132:43
[INFO] [stderr]     |
[INFO] [stderr] 132 |                         egui::Stroke::new(2.0, egui::Color32::GRAY),
[INFO] [stderr]     |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]    --> src/gui.rs:155:39
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     egui::Stroke::new(2.0, egui::Color32::WHITE),
[INFO] [stderr]     |                                       ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: `collatz-viz` (bin "collatz-viz" test) generated 4 warnings (run `cargo fix --bin "collatz-viz" -p collatz-viz --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/collatz_viz-909ae0cfba629b9b)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test collatz::tests::test_collatz_predecessors ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_base12 ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_base2 ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_base24 ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_base3 ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_large_number ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_zero ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_predecessors_both_branches ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_predecessors_one ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_predecessors_four ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_sequence_three ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_sequence_two ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_sequence_trivial ... ok
[INFO] [stdout] test engine::base::tests::test_to_base_string_base6 ... ok
[INFO] [stdout] test collatz::tests::test_collatz_sequence ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_step_odd ... ok
[INFO] [stdout] test engine::collatz::tests::test_has_odd_collatz_children_false ... ok
[INFO] [stdout] test engine::collatz::tests::test_odd_collatz_children_all_odd ... ok
[INFO] [stdout] test engine::collatz::tests::test_odd_collatz_children_of_five ... ok
[INFO] [stdout] test graph::tests::test_build_sequence_graph ... ok
[INFO] [stdout] test engine::collatz::tests::test_odd_collatz_children_of_one ... ok
[INFO] [stdout] test tui::app::tests::test_command_unknown ... ok
[INFO] [stdout] test tui::app::tests::test_command_branching ... ok
[INFO] [stdout] test graph::tests::test_build_inverse_tree ... ok
[INFO] [stdout] test tui::app::tests::test_command_quit ... ok
[INFO] [stdout] test engine::collatz::tests::test_has_odd_collatz_children_true ... ok
[INFO] [stdout] test engine::collatz::tests::test_collatz_step_even ... ok
[INFO] [stdout] test tui::app::tests::test_branching_shorthand ... ok
[INFO] [stdout] test tui::app::tests::test_move_down_and_up ... ok
[INFO] [stdout] test tui::app::tests::test_move_up_at_top_is_noop ... ok
[INFO] [stdout] test tui::app::tests::test_tree_has_display_lines ... ok
[INFO] [stdout] test tui::app::tests::test_dive_into_child_and_go_back ... ok
[INFO] [stdout] test tui::app::tests::test_depth_shorthand ... ok
[INFO] [stdout] test tui::app::tests::test_ellipsis_lines_present_when_has_more_children ... ok
[INFO] [stdout] test tui::app::tests::test_goto_command ... ok
[INFO] [stdout] test tui::app::tests::test_goto_even_rejected ... ok
[INFO] [stdout] test tui::app::tests::test_initial_root_is_one ... ok
[INFO] [stdout] test tui::app::tests::test_command_depth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9", kill_on_drop: false }`
[INFO] [stdout] a3b94a7a455673d8c38ebf6e25a414ec72d0a2fe9923b4730d9ca999cee5ffd9
