[INFO] cloning repository https://github.com/hmcol/sudoku2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmcol/sudoku2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcol%2Fsudoku2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcol%2Fsudoku2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4cb8ba53e91cd25d07d09fd88182506aed6af65
[INFO] testing hmcol/sudoku2 against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcol%2Fsudoku2" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hmcol/sudoku2 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hmcol/sudoku2
[INFO] finished tweaking git repo https://github.com/hmcol/sudoku2
[INFO] tweaked toml for git repo https://github.com/hmcol/sudoku2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hmcol/sudoku2 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-logger v0.2.0
[INFO] [stderr]   Downloaded prettyplease v0.1.23
[INFO] [stderr]   Downloaded implicit-clone v0.3.5
[INFO] [stderr]   Downloaded gloo-history v0.1.3
[INFO] [stderr]   Downloaded gloo v0.8.0
[INFO] [stderr]   Downloaded tokio v1.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 058c44fafd35afdc4a04664bba80810f62a6c5e44fe0f926d7002209f1622a3c
[INFO] running `Command { std: "docker" "start" "-a" "058c44fafd35afdc4a04664bba80810f62a6c5e44fe0f926d7002209f1622a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "058c44fafd35afdc4a04664bba80810f62a6c5e44fe0f926d7002209f1622a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058c44fafd35afdc4a04664bba80810f62a6c5e44fe0f926d7002209f1622a3c", kill_on_drop: false }`
[INFO] [stdout] 058c44fafd35afdc4a04664bba80810f62a6c5e44fe0f926d7002209f1622a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93153207cb4f41db08a06f3372e2772c03f78735fb7a5b3e4f15a50d13b295dc
[INFO] running `Command { std: "docker" "start" "-a" "93153207cb4f41db08a06f3372e2772c03f78735fb7a5b3e4f15a50d13b295dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.83
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bumpalo v3.12.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling prettyplease v0.1.23
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling anymap2 v0.13.0
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling implicit-clone v0.3.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling yew-macro v0.20.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.83
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling js-sys v0.3.60
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling web-sys v0.3.60
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.33
[INFO] [stderr]    Compiling gloo-timers v0.2.6
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling pinned v0.1.0
[INFO] [stderr]    Compiling prokio v0.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde-wasm-bindgen v0.4.5
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling gloo-utils v0.1.6
[INFO] [stderr]    Compiling gloo-events v0.1.2
[INFO] [stderr]    Compiling gloo-dialogs v0.1.1
[INFO] [stderr]    Compiling gloo-render v0.1.1
[INFO] [stderr]    Compiling wasm-logger v0.2.0
[INFO] [stderr]    Compiling gloo-file v0.2.3
[INFO] [stderr]    Compiling gloo-console v0.2.3
[INFO] [stderr]    Compiling gloo-net v0.2.6
[INFO] [stderr]    Compiling gloo-storage v0.2.2
[INFO] [stderr]    Compiling gloo-history v0.1.3
[INFO] [stderr]    Compiling gloo-worker v0.2.1
[INFO] [stderr]    Compiling gloo v0.8.0
[INFO] [stderr]    Compiling yew v0.20.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/sudoku/solver.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BoundedIntNewtype` is never used
[INFO] [stdout]   --> src/sudoku/pos/macros.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait BoundedIntNewtype: Sized {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_unchecked`, `new`, and `list` are never used
[INFO] [stdout]   --> src/sudoku/pos/macros.rs:5:26
[INFO] [stdout]    |
[INFO] [stdout] 4  |         impl $Ty {
[INFO] [stdout]    |         -------- associated functions in this implementation
[INFO] [stdout] 5  |             pub const fn new_unchecked(value: $Repr) -> Self {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9  |             pub fn new(value: $Repr) -> Option<Self> {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |             pub fn list() -> impl Iterator<Item = Self> {
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sudoku/pos/candidate.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl_bounded_int_newtype! { Candidate = u16 < 729 }
[INFO] [stdout]    | --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_bounded_int_newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `all_vec` is never used
[INFO] [stdout]    --> src/sudoku/pos/units.rs:239:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub trait UnitClass: Copy + Debug + 'static {
[INFO] [stdout]     |           --------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn all_vec() -> Vec<Self>;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter_with_digit` and `cells_with_digit` are never used
[INFO] [stdout]    --> src/sudoku/board.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Board {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn iter_with_digit(&self, digit: Digit) -> impl Iterator<Item = Cell> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn cells_with_digit(&self, digit: Digit) -> Set<Cell> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Reset` is never constructed
[INFO] [stdout]   --> src/sudoku/solver.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 10 |     Reset,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20, wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "93153207cb4f41db08a06f3372e2772c03f78735fb7a5b3e4f15a50d13b295dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93153207cb4f41db08a06f3372e2772c03f78735fb7a5b3e4f15a50d13b295dc", kill_on_drop: false }`
[INFO] [stdout] 93153207cb4f41db08a06f3372e2772c03f78735fb7a5b3e4f15a50d13b295dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 214491c36b36011514c6649e0fe358aaa08d054d6415c9f370216fc5f8983228
[INFO] running `Command { std: "docker" "start" "-a" "214491c36b36011514c6649e0fe358aaa08d054d6415c9f370216fc5f8983228", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/sudoku/solver.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BoundedIntNewtype` is never used
[INFO] [stdout]   --> src/sudoku/pos/macros.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait BoundedIntNewtype: Sized {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new_unchecked`, `new`, and `list` are never used
[INFO] [stdout]   --> src/sudoku/pos/macros.rs:5:26
[INFO] [stdout]    |
[INFO] [stdout] 4  |         impl $Ty {
[INFO] [stdout]    |         -------- associated functions in this implementation
[INFO] [stdout] 5  |             pub const fn new_unchecked(value: $Repr) -> Self {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9  |             pub fn new(value: $Repr) -> Option<Self> {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |             pub fn list() -> impl Iterator<Item = Self> {
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sudoku/pos/candidate.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl_bounded_int_newtype! { Candidate = u16 < 729 }
[INFO] [stdout]    | --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_bounded_int_newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `all_vec` is never used
[INFO] [stdout]    --> src/sudoku/pos/units.rs:239:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub trait UnitClass: Copy + Debug + 'static {
[INFO] [stdout]     |           --------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 239 |     fn all_vec() -> Vec<Self>;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `iter_with_digit` and `cells_with_digit` are never used
[INFO] [stdout]    --> src/sudoku/board.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Board {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn iter_with_digit(&self, digit: Digit) -> impl Iterator<Item = Cell> + '_ {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn cells_with_digit(&self, digit: Digit) -> Set<Cell> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Reset` is never constructed
[INFO] [stdout]   --> src/sudoku/solver.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Action {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 10 |     Reset,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.42s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20, wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "214491c36b36011514c6649e0fe358aaa08d054d6415c9f370216fc5f8983228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214491c36b36011514c6649e0fe358aaa08d054d6415c9f370216fc5f8983228", kill_on_drop: false }`
[INFO] [stdout] 214491c36b36011514c6649e0fe358aaa08d054d6415c9f370216fc5f8983228
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 277f0fcd7bfaf5f2555fe6ccbeaaa66d8046eb662d0901733a7663f823143db9
[INFO] running `Command { std: "docker" "start" "-a" "277f0fcd7bfaf5f2555fe6ccbeaaa66d8046eb662d0901733a7663f823143db9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/sudoku/solver.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, info};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `BoundedIntNewtype` is never used
[INFO] [stderr]   --> src/sudoku/pos/macros.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 | trait BoundedIntNewtype: Sized {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new_unchecked`, `new`, and `list` are never used
[INFO] [stderr]   --> src/sudoku/pos/macros.rs:5:26
[INFO] [stderr]    |
[INFO] [stderr] 4  |         impl $Ty {
[INFO] [stderr]    |         -------- associated functions in this implementation
[INFO] [stderr] 5  |             pub const fn new_unchecked(value: $Repr) -> Self {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9  |             pub fn new(value: $Repr) -> Option<Self> {
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |             pub fn list() -> impl Iterator<Item = Self> {
[INFO] [stderr]    |                    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/sudoku/pos/candidate.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl_bounded_int_newtype! { Candidate = u16 < 729 }
[INFO] [stderr]    | --------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_bounded_int_newtype` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `all_vec` is never used
[INFO] [stderr]    --> src/sudoku/pos/units.rs:239:8
[INFO] [stderr]     |
[INFO] [stderr] 232 | pub trait UnitClass: Copy + Debug + 'static {
[INFO] [stderr]     |           --------- associated function in this trait
[INFO] [stderr] ...
[INFO] [stderr] 239 |     fn all_vec() -> Vec<Self>;
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `iter_with_digit` and `cells_with_digit` are never used
[INFO] [stderr]    --> src/sudoku/board.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 26  | impl Board {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 134 |     pub fn iter_with_digit(&self, digit: Digit) -> impl Iterator<Item = Cell> + '_ {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 148 |     pub fn cells_with_digit(&self, digit: Digit) -> Set<Cell> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Reset` is never constructed
[INFO] [stderr]   --> src/sudoku/solver.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub enum Action {
[INFO] [stderr]    |          ------ variant in this enum
[INFO] [stderr] 10 |     Reset,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 6 warnings (run `cargo fix --bin "sudoku" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20, wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-bb1c36874140f701)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bitset::alternate_remove_last_one ... ok
[INFO] [stdout] test bitset::full_set_constructor ... ok
[INFO] [stdout] test bitset::tests::subset ... ok
[INFO] [stdout] test bitset::temp ... ok
[INFO] [stdout] test bitset::tests::insert_contains ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- bitset::tests::insert_contains stdout ----
[INFO] [stdout] thread 'bitset::tests::insert_contains' panicked at src/bitset.rs:88:1:
[INFO] [stdout] attempt to shift left with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ee47ebc427a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5ee47ebc427a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5ee47ebc427a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ee47ebc427a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ee47ebe9553 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5ee47ebe9553 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x5ee47ebc1443 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x5ee47ebc40c2 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5ee47ebc56da - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5ee47ebc54e4 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5ee47eb8ea19 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x5ee47eb8ea19 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x5ee47ebc5d78 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x5ee47ebc5d78 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5ee47ebc5b06 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x5ee47ebc4759 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5ee47ebc57cc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5ee47eb4fa50 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x5ee47eb501c7 - core::panicking::panic_const::panic_const_shl_overflow::hf0b71fb818b83a38
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:181:21
[INFO] [stdout]   19:     0x5ee47eb558c8 - <u8 as sudoku::bitset::BitsRepr>::single::h5ff18e6f5dcd19f2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bitset.rs:66:17
[INFO] [stdout]   20:     0x5ee47eb55316 - sudoku::bitset::BitSet<E,B>::contains::h54f9073e24828f54
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bitset.rs:338:21
[INFO] [stdout]   21:     0x5ee47eb5476f - sudoku::bitset::tests::insert_contains::ha1bbc086d8056888
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bitset.rs:585:9
[INFO] [stdout]   22:     0x5ee47eb546f7 - sudoku::bitset::tests::insert_contains::{{closure}}::h28c182720d9c2f51
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bitset.rs:576:25
[INFO] [stdout]   23:     0x5ee47eb53d16 - core::ops::function::FnOnce::call_once::h228f190946f7193a
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ee47eb933db - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ee47eb933db - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x5ee47eb92c17 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x5ee47eb92c17 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5ee47eb92c17 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x5ee47eb92c17 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x5ee47eb92c17 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x5ee47eb92c17 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x5ee47eb92c17 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   33:     0x5ee47eb57ef4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x5ee47eb57ef4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5ee47eb5b5be - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   36:     0x5ee47eb5b5be - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5ee47eb5b5be - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x5ee47eb5b5be - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x5ee47eb5b5be - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x5ee47eb5b5be - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   41:     0x5ee47eb5b5be - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ee47ebc9acb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x5ee47ebc9acb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   44:     0x5ee47ebc9acb - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x7cb96c5b7ac3 - <unknown>
[INFO] [stdout]   46:     0x7cb96c648a04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     bitset::tests::insert_contains
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin sudoku`
[INFO] running `Command { std: "docker" "inspect" "277f0fcd7bfaf5f2555fe6ccbeaaa66d8046eb662d0901733a7663f823143db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277f0fcd7bfaf5f2555fe6ccbeaaa66d8046eb662d0901733a7663f823143db9", kill_on_drop: false }`
[INFO] [stdout] 277f0fcd7bfaf5f2555fe6ccbeaaa66d8046eb662d0901733a7663f823143db9
