[INFO] cloning repository https://github.com/jacogeld/moxieo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacogeld/moxieo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacogeld%2Fmoxieo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacogeld%2Fmoxieo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08ff6a8279e93ae902bbca369c8e611ec1fc022c
[INFO] testing jacogeld/moxieo against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacogeld%2Fmoxieo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacogeld/moxieo
[INFO] finished tweaking git repo https://github.com/jacogeld/moxieo
[INFO] tweaked toml for git repo https://github.com/jacogeld/moxieo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacogeld/moxieo 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/jacogeld/moxieo 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 }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder_macro v0.20.0
[INFO] [stderr]   Downloaded derive_builder v0.20.0
[INFO] [stderr]   Downloaded env_logger v0.11.3
[INFO] [stderr]   Downloaded derive_builder_core v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22
[INFO] running `Command { std: "docker" "start" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", 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" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22" "/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" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", 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" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr]    Compiling derive_builder v0.20.0
[INFO] [stderr]    Compiling moxieo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `cells` and `sum` are never read
[INFO] [stdout]   --> src/solver.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Cage {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 67 |   cells: u128,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 68 |   sum: u32,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cages` is never read
[INFO] [stdout]    --> src/solver.rs:457:3
[INFO] [stdout]     |
[INFO] [stdout] 451 | pub struct Solver {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 457 |   cages: Vec<Cage>,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `region` and `cage` are never used
[INFO] [stdout]    --> src/solver.rs:508:10
[INFO] [stdout]     |
[INFO] [stdout] 492 | impl SolverBuilder {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 508 |   pub fn region(&mut self, name: String, cells: Vec<u32>) -> &mut Self {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 547 |   pub fn cage(&mut self, cells: u128, sum: u32) -> &mut Self {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/solver.rs:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn new(solver: &Solver) -> State {
[INFO] [stdout]     |                  ^^^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn new(solver: &Solver) -> State<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/solver.rs:462:16
[INFO] [stdout]     |
[INFO] [stdout] 462 |   pub fn solve(&self) -> Answer<State, State, String> {
[INFO] [stdout]     |                ^^^^^            ^^^^^  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |                |
[INFO] [stdout]     |                |                the same lifetime is hidden here
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 462 |   pub fn solve(&self) -> Answer<State<'_>, State<'_>, String> {
[INFO] [stdout]     |                                      ++++       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", 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" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22" "/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 moxieo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `cells` and `sum` are never read
[INFO] [stdout]   --> src/solver.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 66 | struct Cage {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 67 |   cells: u128,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 68 |   sum: u32,
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cages` is never read
[INFO] [stdout]    --> src/solver.rs:457:3
[INFO] [stdout]     |
[INFO] [stdout] 451 | pub struct Solver {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 457 |   cages: Vec<Cage>,
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `region` and `cage` are never used
[INFO] [stdout]    --> src/solver.rs:508:10
[INFO] [stdout]     |
[INFO] [stdout] 492 | impl SolverBuilder {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 508 |   pub fn region(&mut self, name: String, cells: Vec<u32>) -> &mut Self {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 547 |   pub fn cage(&mut self, cells: u128, sum: u32) -> &mut Self {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/solver.rs:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn new(solver: &Solver) -> State {
[INFO] [stdout]     |                  ^^^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |   fn new(solver: &Solver) -> State<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/solver.rs:462:16
[INFO] [stdout]     |
[INFO] [stdout] 462 |   pub fn solve(&self) -> Answer<State, State, String> {
[INFO] [stdout]     |                ^^^^^            ^^^^^  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |                |
[INFO] [stdout]     |                |                the same lifetime is hidden here
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 462 |   pub fn solve(&self) -> Answer<State<'_>, State<'_>, String> {
[INFO] [stdout]     |                                      ++++       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", 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" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: fields `cells` and `sum` are never read
[INFO] [stderr]   --> src/solver.rs:67:3
[INFO] [stderr]    |
[INFO] [stderr] 66 | struct Cage {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] 67 |   cells: u128,
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 68 |   sum: u32,
[INFO] [stderr]    |   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Cage` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `cages` is never read
[INFO] [stderr]    --> src/solver.rs:457:3
[INFO] [stderr]     |
[INFO] [stderr] 451 | pub struct Solver {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 457 |   cages: Vec<Cage>,
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `region` and `cage` are never used
[INFO] [stderr]    --> src/solver.rs:508:10
[INFO] [stderr]     |
[INFO] [stderr] 492 | impl SolverBuilder {
[INFO] [stderr]     | ------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 508 |   pub fn region(&mut self, name: String, cells: Vec<u32>) -> &mut Self {
[INFO] [stderr]     |          ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 547 |   pub fn cage(&mut self, cells: u128, sum: u32) -> &mut Self {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/solver.rs:135:18
[INFO] [stderr]     |
[INFO] [stderr] 135 |   fn new(solver: &Solver) -> State {
[INFO] [stderr]     |                  ^^^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 135 |   fn new(solver: &Solver) -> State<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/solver.rs:462:16
[INFO] [stderr]     |
[INFO] [stderr] 462 |   pub fn solve(&self) -> Answer<State, State, String> {
[INFO] [stderr]     |                ^^^^^            ^^^^^  ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                |                |
[INFO] [stderr]     |                |                the same lifetime is hidden here
[INFO] [stderr]     |                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 462 |   pub fn solve(&self) -> Answer<State<'_>, State<'_>, String> {
[INFO] [stderr]     |                                      ++++       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `moxieo` (bin "moxieo" test) generated 5 warnings (run `cargo fix --bin "moxieo" -p moxieo --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/moxieo-1acd410131fa0343)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test solver::check_naked_singles ... ok
[INFO] [stdout] test solver::check_one_naked_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22", kill_on_drop: false }`
[INFO] [stdout] 5dbea9bb591e1bd22ae7fd37178a316aeb9d2a286e0c59e02782223fae68aa22
