[INFO] cloning repository https://github.com/luhanzhen/RuCos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luhanzhen/RuCos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluhanzhen%2FRuCos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluhanzhen%2FRuCos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5792d04ec6f1a0659c63ec0fd232e6636c47115c
[INFO] testing luhanzhen/RuCos against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluhanzhen%2FRuCos" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luhanzhen/RuCos
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/luhanzhen/RuCos
[INFO] tweaked toml for git repo https://github.com/luhanzhen/RuCos written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luhanzhen/RuCos on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luhanzhen/RuCos 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded comfy-table v7.1.0
[INFO] [stderr]   Downloaded strum v0.25.0
[INFO] [stderr]   Downloaded strum_macros v0.25.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74649e85d96b6d357fd3bbcf2cf2a5c99e00c53e33a98ef80a89521800d671a5
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[INFO] running `Command { std: "docker" "inspect" "74649e85d96b6d357fd3bbcf2cf2a5c99e00c53e33a98ef80a89521800d671a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74649e85d96b6d357fd3bbcf2cf2a5c99e00c53e33a98ef80a89521800d671a5", kill_on_drop: false }`
[INFO] [stdout] 74649e85d96b6d357fd3bbcf2cf2a5c99e00c53e33a98ef80a89521800d671a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 734ac257490ce0024da0ceaf229bd7c76d34a247ef4c0c62643097cdc4eb0b54
[INFO] running `Command { std: "docker" "start" "-a" "734ac257490ce0024da0ceaf229bd7c76d34a247ef4c0c62643097cdc4eb0b54", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling comfy-table v7.1.0
[INFO] [stderr]    Compiling rucos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_random.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:41
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:52
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:55
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:73
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:52
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:73
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let random = random::<usize>() % len;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `borrow`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let borrow = solver.borrow();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/utils/bit_set.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.max_size = self.max_size
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_satisfied`, `get_name`, `restore_to_level`, and `get_type` are never used
[INFO] [stdout]   --> src/constraint/constraint.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub(crate) trait ConstraintTrait: Display + Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn is_satisfied(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 83 |
[INFO] [stdout] 84 |     fn get_name(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 85 |
[INFO] [stdout] 86 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn get_type(&self) -> &XConstraintType;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `initialise`, `filter_by_variable`, `filter_by_arc`, `is_coarse_grained`, `is_fine_grained`, and `restore_to_level` are never used
[INFO] [stdout]   --> src/constraint/propagator.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) trait PropagatorTrait: Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] 21 |     fn initialise(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 22 |     fn filter_by_variable(&mut self, dummy: &Var) -> Result<usize, &Box<dyn ExceptionTrait>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     fn filter_by_arc(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn is_coarse_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     fn is_fine_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 30 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_variable` is never used
[INFO] [stdout]   --> src/solve/heuristics/variable/heuristic_variable_trait.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait HeuristicVariableTrait: Debug + NewDecision + DeleteDecision {
[INFO] [stdout]    |           ---------------------- method in this trait
[INFO] [stdout] 23 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_value` is never used
[INFO] [stdout]   --> src/solve/heuristics/value/heuristic_value_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait HeuristicValueTrait: Debug {
[INFO] [stdout]    |           ------------------- method in this trait
[INFO] [stdout] 20 |     fn select_value(&mut self, var: &Var) -> i32;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `should_restart` and `initialize` are never used
[INFO] [stdout]   --> src/solve/restart/restart_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait RestartTrait: Debug {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 20 |     fn should_restart(&mut self, solver: &InnerSolver) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     fn initialize(&mut self, solver: &InnerSolver);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `full_backtrack` and `is_implemented` are never used
[INFO] [stdout]   --> src/solve/callbacks/delete_decision.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DeleteDecision: Debug {
[INFO] [stdout]    |           -------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn full_backtrack(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/domain_reduction.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DomainReduction: Debug {
[INFO] [stdout]    |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/new_decision.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait NewDecision: Debug {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 21 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver);
[INFO] [stdout] 22 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/non_consistency.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait NonConsistency: Debug {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] 22 |     fn non_consistency_callback(&mut self, cons: &Constraint, level: usize, solver: &InnerSolver);
[INFO] [stdout] 23 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/bit_set.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn iter(&self) -> BitSetIter {
[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] 194 |     pub fn iter(&self) -> BitSetIter<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/linked_set.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_of_multi_level.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_with_counter.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/variable/domain/domain_trait.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `Command { std: "docker" "inspect" "734ac257490ce0024da0ceaf229bd7c76d34a247ef4c0c62643097cdc4eb0b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734ac257490ce0024da0ceaf229bd7c76d34a247ef4c0c62643097cdc4eb0b54", kill_on_drop: false }`
[INFO] [stdout] 734ac257490ce0024da0ceaf229bd7c76d34a247ef4c0c62643097cdc4eb0b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0215cdd137e3d773c727399acf5f233d242d38a1d9e5c04d4c6841987dad22c7
[INFO] running `Command { std: "docker" "start" "-a" "0215cdd137e3d773c727399acf5f233d242d38a1d9e5c04d4c6841987dad22c7", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_random.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:41
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:52
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:55
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:73
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:52
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:73
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let random = random::<usize>() % len;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `borrow`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let borrow = solver.borrow();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/utils/bit_set.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.max_size = self.max_size
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_satisfied`, `get_name`, `restore_to_level`, and `get_type` are never used
[INFO] [stdout]   --> src/constraint/constraint.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub(crate) trait ConstraintTrait: Display + Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn is_satisfied(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 83 |
[INFO] [stdout] 84 |     fn get_name(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 85 |
[INFO] [stdout] 86 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn get_type(&self) -> &XConstraintType;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `initialise`, `filter_by_variable`, `filter_by_arc`, `is_coarse_grained`, `is_fine_grained`, and `restore_to_level` are never used
[INFO] [stdout]   --> src/constraint/propagator.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) trait PropagatorTrait: Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] 21 |     fn initialise(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 22 |     fn filter_by_variable(&mut self, dummy: &Var) -> Result<usize, &Box<dyn ExceptionTrait>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     fn filter_by_arc(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn is_coarse_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     fn is_fine_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 30 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_variable` is never used
[INFO] [stdout]   --> src/solve/heuristics/variable/heuristic_variable_trait.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait HeuristicVariableTrait: Debug + NewDecision + DeleteDecision {
[INFO] [stdout]    |           ---------------------- method in this trait
[INFO] [stdout] 23 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_value` is never used
[INFO] [stdout]   --> src/solve/heuristics/value/heuristic_value_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait HeuristicValueTrait: Debug {
[INFO] [stdout]    |           ------------------- method in this trait
[INFO] [stdout] 20 |     fn select_value(&mut self, var: &Var) -> i32;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `should_restart` and `initialize` are never used
[INFO] [stdout]   --> src/solve/restart/restart_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait RestartTrait: Debug {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 20 |     fn should_restart(&mut self, solver: &InnerSolver) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     fn initialize(&mut self, solver: &InnerSolver);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `full_backtrack` and `is_implemented` are never used
[INFO] [stdout]   --> src/solve/callbacks/delete_decision.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DeleteDecision: Debug {
[INFO] [stdout]    |           -------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn full_backtrack(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/domain_reduction.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DomainReduction: Debug {
[INFO] [stdout]    |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/new_decision.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait NewDecision: Debug {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 21 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver);
[INFO] [stdout] 22 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/non_consistency.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait NonConsistency: Debug {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] 22 |     fn non_consistency_callback(&mut self, cons: &Constraint, level: usize, solver: &InnerSolver);
[INFO] [stdout] 23 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/bit_set.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn iter(&self) -> BitSetIter {
[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] 194 |     pub fn iter(&self) -> BitSetIter<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/linked_set.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_of_multi_level.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_with_counter.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/variable/domain/domain_trait.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rucos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/solve/heuristics/variable/variable_random.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::{Debug, Formatter};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:41
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:52
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:55
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:73
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:29:52
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stdout]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:44
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value_idx`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:35:73
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stdout]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let random = random::<usize>() % len;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `borrow`
[INFO] [stdout]   --> src/solve/heuristics/variable/variable_random.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let borrow = solver.borrow();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]    --> src/utils/bit_set.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             self.max_size = self.max_size
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/utils/bit_set.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.max_size = self.max_size
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_satisfied`, `get_name`, `restore_to_level`, and `get_type` are never used
[INFO] [stdout]   --> src/constraint/constraint.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub(crate) trait ConstraintTrait: Display + Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn is_satisfied(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 83 |
[INFO] [stdout] 84 |     fn get_name(&self) -> &str;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 85 |
[INFO] [stdout] 86 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn get_type(&self) -> &XConstraintType;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `initialise`, `filter_by_variable`, `filter_by_arc`, `is_coarse_grained`, `is_fine_grained`, and `restore_to_level` are never used
[INFO] [stdout]   --> src/constraint/propagator.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) trait PropagatorTrait: Debug {
[INFO] [stdout]    |                  --------------- methods in this trait
[INFO] [stdout] 21 |     fn initialise(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 22 |     fn filter_by_variable(&mut self, dummy: &Var) -> Result<usize, &Box<dyn ExceptionTrait>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     fn filter_by_arc(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn is_coarse_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 29 |     fn is_fine_grained(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 30 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_variable` is never used
[INFO] [stdout]   --> src/solve/heuristics/variable/heuristic_variable_trait.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait HeuristicVariableTrait: Debug + NewDecision + DeleteDecision {
[INFO] [stdout]    |           ---------------------- method in this trait
[INFO] [stdout] 23 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `select_value` is never used
[INFO] [stdout]   --> src/solve/heuristics/value/heuristic_value_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait HeuristicValueTrait: Debug {
[INFO] [stdout]    |           ------------------- method in this trait
[INFO] [stdout] 20 |     fn select_value(&mut self, var: &Var) -> i32;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `should_restart` and `initialize` are never used
[INFO] [stdout]   --> src/solve/restart/restart_trait.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait RestartTrait: Debug {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] 20 |     fn should_restart(&mut self, solver: &InnerSolver) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |
[INFO] [stdout] 22 |     fn initialize(&mut self, solver: &InnerSolver);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `full_backtrack` and `is_implemented` are never used
[INFO] [stdout]   --> src/solve/callbacks/delete_decision.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DeleteDecision: Debug {
[INFO] [stdout]    |           -------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn full_backtrack(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 24 |
[INFO] [stdout] 25 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/domain_reduction.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait DomainReduction: Debug {
[INFO] [stdout]    |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/new_decision.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait NewDecision: Debug {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] 21 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver);
[INFO] [stdout] 22 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_implemented` is never used
[INFO] [stdout]   --> src/solve/callbacks/non_consistency.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait NonConsistency: Debug {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] 22 |     fn non_consistency_callback(&mut self, cons: &Constraint, level: usize, solver: &InnerSolver);
[INFO] [stdout] 23 |     fn is_implemented(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/bit_set.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn iter(&self) -> BitSetIter {
[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] 194 |     pub fn iter(&self) -> BitSetIter<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/linked_set.rs:204:17
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_of_multi_level.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/utils/spare_set_with_counter.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/variable/domain/domain_trait.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stdout]     |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "0215cdd137e3d773c727399acf5f233d242d38a1d9e5c04d4c6841987dad22c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0215cdd137e3d773c727399acf5f233d242d38a1d9e5c04d4c6841987dad22c7", kill_on_drop: false }`
[INFO] [stdout] 0215cdd137e3d773c727399acf5f233d242d38a1d9e5c04d4c6841987dad22c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43fbba262848472517ba084b64db2107734a6b748b29a476f2ee45dcad91b31c
[INFO] running `Command { std: "docker" "start" "-a" "43fbba262848472517ba084b64db2107734a6b748b29a476f2ee45dcad91b31c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Formatter`
[INFO] [stderr]  --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::{Debug, Formatter};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Formatter`
[INFO] [stderr]  --> src/solve/heuristics/variable/variable_random.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fmt::{Debug, Formatter};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:41
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stderr]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:27:52
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stderr]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_idx`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:55
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:37:73
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_dom_over_ddeg.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var {
[INFO] [stderr]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:29:41
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stderr]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:29:52
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver) {
[INFO] [stderr]    |                                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:35:44
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_idx`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:35:55
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:35:73
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn delete_decision_callback(&mut self, var: &Var, value_idx: usize, solver: &InnerSolver) {
[INFO] [stderr]    |                                                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `random`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let random = random::<usize>() % len;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `borrow`
[INFO] [stderr]   --> src/solve/heuristics/variable/variable_random.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let borrow = solver.borrow();
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_borrow`
[INFO] [stderr] 
[INFO] [stderr] warning: useless assignment of field of type `usize` to itself
[INFO] [stderr]    --> src/utils/bit_set.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |             self.max_size = self.max_size
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: useless assignment of field of type `usize` to itself
[INFO] [stderr]    --> src/utils/bit_set.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 |             self.max_size = self.max_size
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: useless assignment of field of type `usize` to itself
[INFO] [stderr]   --> src/utils/bit_set.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             self.max_size = self.max_size
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `is_satisfied`, `get_name`, `restore_to_level`, and `get_type` are never used
[INFO] [stderr]   --> src/constraint/constraint.rs:82:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub(crate) trait ConstraintTrait: Display + Debug {
[INFO] [stderr]    |                  --------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 82 |     fn is_satisfied(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 83 |
[INFO] [stderr] 84 |     fn get_name(&self) -> &str;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 85 |
[INFO] [stderr] 86 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 90 |     fn get_type(&self) -> &XConstraintType;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `initialise`, `filter_by_variable`, `filter_by_arc`, `is_coarse_grained`, `is_fine_grained`, and `restore_to_level` are never used
[INFO] [stderr]   --> src/constraint/propagator.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub(crate) trait PropagatorTrait: Debug {
[INFO] [stderr]    |                  --------------- methods in this trait
[INFO] [stderr] 21 |     fn initialise(&mut self);
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 22 |     fn filter_by_variable(&mut self, dummy: &Var) -> Result<usize, &Box<dyn ExceptionTrait>>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 23 |     fn filter_by_arc(
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     fn is_coarse_grained(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 29 |     fn is_fine_grained(&self) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 30 |     fn restore_to_level(&mut self, level: usize);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `select_variable` is never used
[INFO] [stderr]   --> src/solve/heuristics/variable/heuristic_variable_trait.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub trait HeuristicVariableTrait: Debug + NewDecision + DeleteDecision {
[INFO] [stderr]    |           ---------------------- method in this trait
[INFO] [stderr] 23 |     fn select_variable<'a>(&mut self, solver: &'a InnerSolver) -> &'a Var;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `select_value` is never used
[INFO] [stderr]   --> src/solve/heuristics/value/heuristic_value_trait.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub trait HeuristicValueTrait: Debug {
[INFO] [stderr]    |           ------------------- method in this trait
[INFO] [stderr] 20 |     fn select_value(&mut self, var: &Var) -> i32;
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `should_restart` and `initialize` are never used
[INFO] [stderr]   --> src/solve/restart/restart_trait.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub trait RestartTrait: Debug {
[INFO] [stderr]    |           ------------ methods in this trait
[INFO] [stderr] 20 |     fn should_restart(&mut self, solver: &InnerSolver) -> bool;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 21 |
[INFO] [stderr] 22 |     fn initialize(&mut self, solver: &InnerSolver);
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `full_backtrack` and `is_implemented` are never used
[INFO] [stderr]   --> src/solve/callbacks/delete_decision.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub trait DeleteDecision: Debug {
[INFO] [stderr]    |           -------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 23 |     fn full_backtrack(&mut self);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 24 |
[INFO] [stderr] 25 |     fn is_implemented(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_implemented` is never used
[INFO] [stderr]   --> src/solve/callbacks/domain_reduction.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub trait DomainReduction: Debug {
[INFO] [stderr]    |           --------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 24 |     fn is_implemented(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_implemented` is never used
[INFO] [stderr]   --> src/solve/callbacks/new_decision.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub trait NewDecision: Debug {
[INFO] [stderr]    |           ----------- method in this trait
[INFO] [stderr] 21 |     fn new_decision_callback(&mut self, var: &Var, solver: &InnerSolver);
[INFO] [stderr] 22 |     fn is_implemented(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_implemented` is never used
[INFO] [stderr]   --> src/solve/callbacks/non_consistency.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub trait NonConsistency: Debug {
[INFO] [stderr]    |           -------------- method in this trait
[INFO] [stderr] 22 |     fn non_consistency_callback(&mut self, cons: &Constraint, level: usize, solver: &InnerSolver);
[INFO] [stderr] 23 |     fn is_implemented(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/utils/bit_set.rs:194:17
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn iter(&self) -> BitSetIter {
[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] 194 |     pub fn iter(&self) -> BitSetIter<'_> {
[INFO] [stderr]     |                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/utils/linked_set.rs:204:17
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stderr]     |                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/utils/spare_set.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stderr]    |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/utils/spare_set_of_multi_level.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stderr]    |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/utils/spare_set_with_counter.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn iter(&self) -> SpareSetIter {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn iter(&self) -> SpareSetIter<'_> {
[INFO] [stderr]    |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/variable/domain/domain_trait.rs:197:13
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn iter(&self) -> LinkedSetIter {
[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] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn iter(&self) -> LinkedSetIter<'_> {
[INFO] [stderr]     |                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rucos` (lib) generated 33 warnings (run `cargo fix --lib -p rucos` to apply 21 suggestions)
[INFO] [stderr] warning: `rucos` (lib test) generated 33 warnings (33 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rucos-917b5e139b870cda)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/rucos_test-ca2d3c2d3488cbb4)
[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] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test exception::test_factory ... ok
[INFO] [stdout] test utils::bit_set_test::and ... ok
[INFO] [stdout] test utils::bit_set_test::add ... ok
[INFO] [stdout] test utils::bit_set_test::delete ... ok
[INFO] [stdout] test utils::bit_set_test::contain ... ok
[INFO] [stdout] test utils::bit_set_test::new ... ok
[INFO] [stdout] test utils::bit_set_test::or ... ok
[INFO] [stdout] test utils::bit_set_test::xor ... ok
[INFO] [stdout] test utils::bit_set_test::size ... ok
[INFO] [stdout] test utils::linked_set_test::clone ... ok
[INFO] [stdout] test utils::linked_set_test::contain ... ok
[INFO] [stdout] test utils::spare_set_counter_test::clone ... ok
[INFO] [stdout] test utils::linked_set_test::delete ... ok
[INFO] [stdout] test utils::linked_set_test::is_empty ... ok
[INFO] [stdout] test utils::linked_set_test::size ... ok
[INFO] [stdout] test utils::spare_set_counter_test::counter ... ok
[INFO] [stdout] test utils::spare_set_test::delete ... ok
[INFO] [stdout] test utils::spare_set_test::clone ... ok
[INFO] [stdout] test utils::spare_set_test::get_position ... ok
[INFO] [stdout] test utils::spare_set_test::index ... ok
[INFO] [stdout] test utils::bit_set_test::equals ... ok
[INFO] [stdout] test problem::problem::add ... ok
[INFO] [stdout] test variable::domain::domain::is_boolean ... ok
[INFO] [stdout] test utils::spare_set_test::is_empty ... ok
[INFO] [stdout] test utils::spare_set_test::reduce_to ... ok
[INFO] [stdout] test utils::spare_set_test::size ... ok
[INFO] [stdout] test variable::domain::domain::new ... ok
[INFO] [stdout] test variable::domain::domain::reduce ... ok
[INFO] [stdout] test variable::domain::domain::restore ... ok
[INFO] [stdout] test variable::variable::new ... ok
[INFO] [stdout] test variable::domain::domain::max_min ... ok
[INFO] [stdout] test utils::bit_set_test::fmt ... ok
[INFO] [stdout] test variable::domain::domain::update_bound ... ok
[INFO] [stdout] test utils::spare_set_of_template_test::new ... ok
[INFO] [stdout] test utils::spare_set_of_multi_level_test::add ... ok
[INFO] [stdout] test utils::spare_set_test::contain ... ok
[INFO] [stdout] test utils::linked_set_test::add ... FAILED
[INFO] [stdout] test utils::spare_set_counter_test::add ... FAILED
[INFO] [stdout] test variable::domain::domain::delete ... ok
[INFO] [stdout] test utils::linked_set_test::add_over_max - should panic ... ok
[INFO] [stdout] test utils::spare_set_test::add_over_max - should panic ... ok
[INFO] [stdout] test utils::spare_set_test::add ... FAILED
[INFO] [stdout] test utils::linked_set_test::reduce_to ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stderr] error: test failed, to rerun pass `--test rucos_test`
[INFO] [stdout] 
[INFO] [stdout] ---- utils::linked_set_test::add stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'utils::linked_set_test::add' (37) panicked at tests/utils/linked_set_test.rs:22:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "elements[ 0, 1, 2, 3, 4, ] deleted[]\n"
[INFO] [stdout]  right: "elements[ 0, 1, 2, 3, 4, ] deleted[]"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5581ddc2b592 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5581ddc2b592 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5581ddc4088a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5581ddc4088a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5581ddc30396 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5581ddc30396 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5581ddc09d2f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5581ddc09d2f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5581ddc23879 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5581ddb60b5e - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5581ddb60b5e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5581ddc23a32 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5581ddc23a32 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5581ddc09de8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5581ddbff069 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5581ddc0ac3d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5581ddc40f8c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5581ddc40e43 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5581ddb3e04e - core[27de1724e4349be2]::panicking::assert_failed::<&str, alloc[a57f19327c0ad893]::string::String>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5581ddb47150 - rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::add
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/linked_set_test.rs:22:5
[INFO] [stdout]   22:     0x5581ddb46977 - rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::add::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/linked_set_test.rs:20:9
[INFO] [stdout]   23:     0x5581ddb46346 - <rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::add::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5581ddb54f0b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5581ddb54f0b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5581ddb6176a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5581ddb6176a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5581ddb5cd14 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5581ddb5cd14 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5581ddb64262 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5581ddb64262 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5581ddb64262 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5581ddc2ae3f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5581ddc2ae3f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x755d89c69aa4 - <unknown>
[INFO] [stdout]   45:     0x755d89cf6a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- utils::spare_set_counter_test::add stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'utils::spare_set_counter_test::add' (45) panicked at tests/utils/spare_set_counter_test.rs:25:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "elements[counter]: 33[1], 23[1], 4[1], \n"
[INFO] [stdout]  right: "elements[counter]: 33[1], 23[1], 4[1], "
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5581ddc2b592 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5581ddc2b592 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5581ddc4088a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5581ddc4088a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5581ddc30396 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5581ddc30396 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5581ddc09d2f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5581ddc09d2f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5581ddc23879 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5581ddb60b5e - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5581ddb60b5e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5581ddc23a32 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5581ddc23a32 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5581ddc09de8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5581ddbff069 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5581ddc0ac3d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5581ddc40f8c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5581ddc40e43 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5581ddb3e04e - core[27de1724e4349be2]::panicking::assert_failed::<&str, alloc[a57f19327c0ad893]::string::String>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5581ddb48d76 - rucos_test[c3bd0b47fd114b8c]::utils::spare_set_counter_test::add
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/spare_set_counter_test.rs:25:5
[INFO] [stdout]   22:     0x5581ddb46ac7 - rucos_test[c3bd0b47fd114b8c]::utils::spare_set_counter_test::add::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/spare_set_counter_test.rs:19:13
[INFO] [stdout]   23:     0x5581ddb46506 - <rucos_test[c3bd0b47fd114b8c]::utils::spare_set_counter_test::add::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5581ddb54f0b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5581ddb54f0b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5581ddb6176a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5581ddb6176a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5581ddb5cd14 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5581ddb5cd14 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5581ddb64262 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5581ddb64262 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5581ddb64262 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5581ddc2ae3f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5581ddc2ae3f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x755d89c69aa4 - <unknown>
[INFO] [stdout]   45:     0x755d89cf6a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- utils::spare_set_test::add stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'utils::spare_set_test::add' (50) panicked at tests/utils/spare_set_test.rs:25:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "elements: 33, 23, 4, \n"
[INFO] [stdout]  right: "elements: 33, 23, 4, "
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5581ddc2b592 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5581ddc2b592 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5581ddc4088a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5581ddc4088a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5581ddc30396 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5581ddc30396 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5581ddc09d2f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5581ddc09d2f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5581ddc23879 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5581ddb60b5e - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5581ddb60b5e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5581ddc23a32 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5581ddc23a32 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5581ddc09de8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5581ddbff069 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5581ddc0ac3d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5581ddc40f8c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5581ddc40e43 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5581ddb3e04e - core[27de1724e4349be2]::panicking::assert_failed::<&str, alloc[a57f19327c0ad893]::string::String>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5581ddb4173a - rucos_test[c3bd0b47fd114b8c]::utils::spare_set_test::add
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/spare_set_test.rs:25:5
[INFO] [stdout]   22:     0x5581ddb3e397 - rucos_test[c3bd0b47fd114b8c]::utils::spare_set_test::add::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/spare_set_test.rs:19:9
[INFO] [stdout]   23:     0x5581ddb46106 - <rucos_test[c3bd0b47fd114b8c]::utils::spare_set_test::add::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5581ddb54f0b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5581ddb54f0b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5581ddb6176a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5581ddb6176a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5581ddb5cd14 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5581ddb5cd14 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5581ddb64262 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5581ddb64262 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5581ddb64262 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5581ddc2ae3f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5581ddc2ae3f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x755d89c69aa4 - <unknown>
[INFO] [stdout]   45:     0x755d89cf6a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- utils::linked_set_test::reduce_to stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'utils::linked_set_test::reduce_to' (43) panicked at tests/utils/linked_set_test.rs:50:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "elements[ 20, ] deleted[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, ]\n"
[INFO] [stdout]  right: "elements[ 20, ] deleted[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, ]"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5581ddc2b592 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5581ddc2b592 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5581ddc2b592 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5581ddc4088a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5581ddc4088a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5581ddc30396 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5581ddc30396 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5581ddc09d2f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5581ddc09d2f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5581ddc23879 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5581ddb60b5e - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5581ddb60b5e - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5581ddc23a32 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5581ddc23a32 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5581ddc09de8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5581ddbff069 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5581ddc0ac3d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5581ddc40f8c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5581ddc40e43 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5581ddb3e04e - core[27de1724e4349be2]::panicking::assert_failed::<&str, alloc[a57f19327c0ad893]::string::String>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5581ddb48795 - rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::reduce_to
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/linked_set_test.rs:50:5
[INFO] [stdout]   22:     0x5581ddb46a97 - rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::reduce_to::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/utils/linked_set_test.rs:45:15
[INFO] [stdout]   23:     0x5581ddb464c6 - <rucos_test[c3bd0b47fd114b8c]::utils::linked_set_test::reduce_to::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5581ddb54f0b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5581ddb54f0b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5581ddb6176a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5581ddb6176a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5581ddb6176a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5581ddb6176a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5581ddb5cd14 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5581ddb5cd14 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5581ddb64262 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5581ddb64262 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5581ddb64262 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5581ddb64262 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5581ddb64262 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5581ddc2ae3f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5581ddc2ae3f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x755d89c69aa4 - <unknown>
[INFO] [stdout]   45:     0x755d89cf6a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     utils::linked_set_test::add
[INFO] [stdout]     utils::linked_set_test::reduce_to
[INFO] [stdout]     utils::spare_set_counter_test::add
[INFO] [stdout]     utils::spare_set_test::add
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 39 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43fbba262848472517ba084b64db2107734a6b748b29a476f2ee45dcad91b31c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43fbba262848472517ba084b64db2107734a6b748b29a476f2ee45dcad91b31c", kill_on_drop: false }`
[INFO] [stdout] 43fbba262848472517ba084b64db2107734a6b748b29a476f2ee45dcad91b31c
