[INFO] cloning repository https://github.com/addisoncrump/parking-game-fuzzer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/addisoncrump/parking-game-fuzzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisoncrump%2Fparking-game-fuzzer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisoncrump%2Fparking-game-fuzzer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22d939b5c1a2771eaa92471d4738bf761990dee1
[INFO] testing addisoncrump/parking-game-fuzzer against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddisoncrump%2Fparking-game-fuzzer" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/addisoncrump/parking-game-fuzzer
[INFO] finished tweaking git repo https://github.com/addisoncrump/parking-game-fuzzer
[INFO] tweaked toml for git repo https://github.com/addisoncrump/parking-game-fuzzer written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/addisoncrump/parking-game-fuzzer on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/addisoncrump/parking-game-fuzzer 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b0ab8cdea239f3182ee47868c123d19f74a67fc6e739209925a23b2f4cef2ef
[INFO] running `Command { std: "docker" "start" "-a" "8b0ab8cdea239f3182ee47868c123d19f74a67fc6e739209925a23b2f4cef2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0ab8cdea239f3182ee47868c123d19f74a67fc6e739209925a23b2f4cef2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0ab8cdea239f3182ee47868c123d19f74a67fc6e739209925a23b2f4cef2ef", kill_on_drop: false }`
[INFO] [stdout] 8b0ab8cdea239f3182ee47868c123d19f74a67fc6e739209925a23b2f4cef2ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b619c298a74df91ee69c676cb6b9818eeed8a3d2796817e2d2d0935a655b57
[INFO] running `Command { std: "docker" "start" "-a" "d3b619c298a74df91ee69c676cb6b9818eeed8a3d2796817e2d2d0935a655b57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling sdd v3.0.8
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling dtor v0.0.6
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling libafl_bolts v0.15.3
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling ctor v0.4.2
[INFO] [stderr]    Compiling num_enum v0.7.4
[INFO] [stderr]    Compiling hostname v0.4.1
[INFO] [stderr]    Compiling uds v0.4.2
[INFO] [stderr]    Compiling libafl_wide v0.7.33
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling typed-builder-macro v0.21.0
[INFO] [stderr]    Compiling libafl_derive v0.15.3
[INFO] [stderr]    Compiling libafl v0.15.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling tuple_list v0.1.3
[INFO] [stderr]    Compiling arbitrary-int v1.3.0
[INFO] [stderr]    Compiling fastbloom v0.11.0
[INFO] [stderr]    Compiling typed-builder v0.21.0
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling const_panic v0.2.12
[INFO] [stderr]    Compiling postcard v1.1.1
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling erased-serde v0.4.6
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling bitbybit v1.3.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling meminterval v0.4.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling parking-game v0.1.1
[INFO] [stderr]    Compiling parking-game-fuzzer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/feedbacks.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 271 |                         todo!("(pt.1) report the ratio of crashes to executions"),
[INFO] [stdout]     |                         --------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 272 |                         AggregatorOps::Avg, // if aggregated, report the average number
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/executor.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut board = state
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moves`
[INFO] [stdout]   --> src/executor.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let (mut state, moves) = (|| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obs`
[INFO] [stdout]    --> src/feedbacks.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(obs: &FinalStateObserver<T>) -> Self {
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_obs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `observers`
[INFO] [stdout]    --> src/feedbacks.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         observers: &OT,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_observers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `testcase`
[INFO] [stdout]    --> src/feedbacks.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         testcase: &mut Testcase<PGInput>,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_testcase`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/feedbacks.rs:222:30
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn init_state(&mut self, state: &mut S) -> Result<(), Error> {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/feedbacks.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         state: &mut S,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_kind`
[INFO] [stdout]    --> src/feedbacks.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         exit_kind: &ExitKind,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `crashes`
[INFO] [stdout]    --> src/feedbacks.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let crashes = 0;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_crashes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executions`
[INFO] [stdout]    --> src/feedbacks.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |         let executions = 0;
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/feedbacks.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | /         manager.fire(
[INFO] [stdout] 266 | |             state,
[INFO] [stdout] 267 | |             EventWithStats::new(
[INFO] [stdout] 268 | |                 Event::UpdateUserStats {
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |             ),
[INFO] [stdout] 278 | |         )?;
[INFO] [stdout]     | |__________^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/mutators.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `car`
[INFO] [stdout]   --> src/mutators.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let car = NonZeroUsize::new(
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_car`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/mutators.rs:100:26
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/mutators.rs:100:41
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let mut hasher = DefaultHasher::new();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_state`
[INFO] [stdout]    --> src/observers.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |         if let Some(final_state) = &self.final_state {
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let mut offset = match direction {
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut distance = T::zero();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/observers.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let mut offset = match direction {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distance`
[INFO] [stdout]    --> src/observers.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut distance = T::zero();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fuzzer`
[INFO] [stdout]   --> src/stages.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         fuzzer: &mut Z,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fuzzer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executor`
[INFO] [stdout]   --> src/stages.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         executor: &mut E,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/stages.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         state: &mut S,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manager`
[INFO] [stdout]   --> src/stages.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         manager: &mut EM,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let mut state = StdState::new(
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `obs` is never read
[INFO] [stdout]   --> src/feedbacks.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct FinalStateFeedback<T> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 95 |     obs: Handle<FinalStateObserver<T>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.23s
[INFO] running `Command { std: "docker" "inspect" "d3b619c298a74df91ee69c676cb6b9818eeed8a3d2796817e2d2d0935a655b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b619c298a74df91ee69c676cb6b9818eeed8a3d2796817e2d2d0935a655b57", kill_on_drop: false }`
[INFO] [stdout] d3b619c298a74df91ee69c676cb6b9818eeed8a3d2796817e2d2d0935a655b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe4a7d0d82bb8c1e1fc97a508bdd75f63bf8886b4ea9686a565f7981092ea8f
[INFO] running `Command { std: "docker" "start" "-a" "cfe4a7d0d82bb8c1e1fc97a508bdd75f63bf8886b4ea9686a565f7981092ea8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking-game-fuzzer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/feedbacks.rs:272:25
[INFO] [stdout]     |
[INFO] [stdout] 271 |                         todo!("(pt.1) report the ratio of crashes to executions"),
[INFO] [stdout]     |                         --------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 272 |                         AggregatorOps::Avg, // if aggregated, report the average number
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/executor.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut board = state
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moves`
[INFO] [stdout]   --> src/executor.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let (mut state, moves) = (|| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `obs`
[INFO] [stdout]    --> src/feedbacks.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn new(obs: &FinalStateObserver<T>) -> Self {
[INFO] [stdout]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_obs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `observers`
[INFO] [stdout]    --> src/feedbacks.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         observers: &OT,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_observers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `testcase`
[INFO] [stdout]    --> src/feedbacks.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         testcase: &mut Testcase<PGInput>,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_testcase`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/feedbacks.rs:222:30
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn init_state(&mut self, state: &mut S) -> Result<(), Error> {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/feedbacks.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |         state: &mut S,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_kind`
[INFO] [stdout]    --> src/feedbacks.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         exit_kind: &ExitKind,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_kind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `crashes`
[INFO] [stdout]    --> src/feedbacks.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let crashes = 0;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_crashes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executions`
[INFO] [stdout]    --> src/feedbacks.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |         let executions = 0;
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/feedbacks.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | /         manager.fire(
[INFO] [stdout] 266 | |             state,
[INFO] [stdout] 267 | |             EventWithStats::new(
[INFO] [stdout] 268 | |                 Event::UpdateUserStats {
[INFO] [stdout] ...   |
[INFO] [stdout] 277 | |             ),
[INFO] [stdout] 278 | |         )?;
[INFO] [stdout]     | |__________^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/mutators.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `car`
[INFO] [stdout]   --> src/mutators.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let car = NonZeroUsize::new(
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_car`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/mutators.rs:100:26
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/mutators.rs:100:41
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stdout]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let mut hasher = DefaultHasher::new();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `final_state`
[INFO] [stdout]    --> src/observers.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |         if let Some(final_state) = &self.final_state {
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let mut offset = match direction {
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/observers.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut distance = T::zero();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/observers.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let mut offset = match direction {
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distance`
[INFO] [stdout]    --> src/observers.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut distance = T::zero();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/observers.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let handle = obs.handle();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/observers.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         let handle = obs.handle();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fuzzer`
[INFO] [stdout]   --> src/stages.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         fuzzer: &mut Z,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fuzzer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `executor`
[INFO] [stdout]   --> src/stages.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         executor: &mut E,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/stages.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         state: &mut S,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manager`
[INFO] [stdout]   --> src/stages.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         manager: &mut EM,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let mut state = StdState::new(
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `obs` is never read
[INFO] [stdout]   --> src/feedbacks.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct FinalStateFeedback<T> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 95 |     obs: Handle<FinalStateObserver<T>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "cfe4a7d0d82bb8c1e1fc97a508bdd75f63bf8886b4ea9686a565f7981092ea8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe4a7d0d82bb8c1e1fc97a508bdd75f63bf8886b4ea9686a565f7981092ea8f", kill_on_drop: false }`
[INFO] [stdout] cfe4a7d0d82bb8c1e1fc97a508bdd75f63bf8886b4ea9686a565f7981092ea8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac4db2df60c672c7272af9b5b38470d0427a80257e847ede70adfd547b3ac9b0
[INFO] running `Command { std: "docker" "start" "-a" "ac4db2df60c672c7272af9b5b38470d0427a80257e847ede70adfd547b3ac9b0", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/feedbacks.rs:272:25
[INFO] [stderr]     |
[INFO] [stderr] 271 |                         todo!("(pt.1) report the ratio of crashes to executions"),
[INFO] [stderr]     |                         --------------------------------------------------------- any code following this expression is unreachable
[INFO] [stderr] 272 |                         AggregatorOps::Avg, // if aggregated, report the average number
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/executor.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let mut board = state
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `moves`
[INFO] [stderr]   --> src/executor.rs:60:25
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let (mut state, moves) = (|| {
[INFO] [stderr]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `obs`
[INFO] [stderr]    --> src/feedbacks.rs:101:16
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn new(obs: &FinalStateObserver<T>) -> Self {
[INFO] [stderr]     |                ^^^ help: if this is intentional, prefix it with an underscore: `_obs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `observers`
[INFO] [stderr]    --> src/feedbacks.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         observers: &OT,
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_observers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `testcase`
[INFO] [stderr]    --> src/feedbacks.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         testcase: &mut Testcase<PGInput>,
[INFO] [stderr]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_testcase`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/feedbacks.rs:222:30
[INFO] [stderr]     |
[INFO] [stderr] 222 |     fn init_state(&mut self, state: &mut S) -> Result<(), Error> {
[INFO] [stderr]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/feedbacks.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         state: &mut S,
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `exit_kind`
[INFO] [stderr]    --> src/feedbacks.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |         exit_kind: &ExitKind,
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_kind`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `crashes`
[INFO] [stderr]    --> src/feedbacks.rs:262:13
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let crashes = 0;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_crashes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `executions`
[INFO] [stderr]    --> src/feedbacks.rs:263:13
[INFO] [stderr]     |
[INFO] [stderr] 263 |         let executions = 0;
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executions`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/feedbacks.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 | /         manager.fire(
[INFO] [stderr] 266 | |             state,
[INFO] [stderr] 267 | |             EventWithStats::new(
[INFO] [stderr] 268 | |                 Event::UpdateUserStats {
[INFO] [stderr] ...   |
[INFO] [stderr] 277 | |             ),
[INFO] [stderr] 278 | |         )?;
[INFO] [stderr]     | |__________^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/mutators.rs:47:41
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stderr]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `car`
[INFO] [stderr]   --> src/mutators.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let car = NonZeroUsize::new(
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_car`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/mutators.rs:100:26
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stderr]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]    --> src/mutators.rs:100:41
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn mutate(&mut self, state: &mut S, input: &mut PGInput) -> Result<MutationResult, Error> {
[INFO] [stderr]     |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/observers.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let mut hasher = DefaultHasher::new();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `final_state`
[INFO] [stderr]    --> src/observers.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |         if let Some(final_state) = &self.final_state {
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_final_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/observers.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 |     let mut offset = match direction {
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/observers.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut distance = T::zero();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/observers.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 |     let mut offset = match direction {
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `distance`
[INFO] [stderr]    --> src/observers.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut distance = T::zero();
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/observers.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let handle = obs.handle();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handle`
[INFO] [stderr]    --> src/observers.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         let handle = obs.handle();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fuzzer`
[INFO] [stderr]   --> src/stages.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         fuzzer: &mut Z,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fuzzer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `executor`
[INFO] [stderr]   --> src/stages.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         executor: &mut E,
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_executor`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/stages.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         state: &mut S,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `manager`
[INFO] [stderr]   --> src/stages.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         manager: &mut EM,
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manager`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |     let mut state = StdState::new(
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `obs` is never read
[INFO] [stderr]   --> src/feedbacks.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 94 | pub struct FinalStateFeedback<T> {
[INFO] [stderr]    |            ------------------ field in this struct
[INFO] [stderr] 95 |     obs: Handle<FinalStateObserver<T>>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `parking-game-fuzzer` (bin "parking-game-fuzzer" test) generated 30 warnings (run `cargo fix --bin "parking-game-fuzzer" -p parking-game-fuzzer --tests` to apply 28 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/parking_game_fuzzer-ec09d231b13ec3f1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test feedbacks::test::example_observation ... FAILED
[INFO] [stdout] test executor::test::simple_run_check ... FAILED
[INFO] [stdout] test feedbacks::test::simple_solved ... FAILED
[INFO] [stdout] test feedbacks::test::simple_unsolved ... FAILED
[INFO] [stdout] test observers::test::distinguish_states ... FAILED
[INFO] [stdout] test observers::test::simple_observation ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- feedbacks::test::example_observation stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'feedbacks::test::example_observation' (18) panicked at src/observers.rs:237:5:
[INFO] [stdout] not yet implemented: Implement as above!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc56 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372937dc2 - parking_game_fuzzer::observers::step_until_seen::h22a13d79b684c3d1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:237:5
[INFO] [stdout]   20:     0x637372937834 - <parking_game_fuzzer::observers::ViewObserver<T> as parking_game_fuzzer::observers::PGObserver<T>>::final_board::h85224a5a9a074c2a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:251:27
[INFO] [stdout]   21:     0x637372941f1d - <(Head,Tail) as parking_game_fuzzer::observers::PGObserverTuple<T>>::final_board_all::h1f054ad35947571f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:51:16
[INFO] [stdout]   22:     0x63737296de6c - parking_game_fuzzer::feedbacks::test::example_observation::h5efdceab14aede92
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:374:19
[INFO] [stdout]   23:     0x63737296e387 - parking_game_fuzzer::feedbacks::test::example_observation::{{closure}}::hd690408f73e67c55
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:353:33
[INFO] [stdout]   24:     0x637372960bd6 - core::ops::function::FnOnce::call_once::h14ba8e4a5391daac
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   46:     0x76df2fb75a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- executor::test::simple_run_check stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'executor::test::simple_run_check' (17) panicked at src/executor.rs:135:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc8a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372d9b9a3 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x637372c63ee3 - core::panicking::assert_failed::hae943190417df3b8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x637372967215 - parking_game_fuzzer::executor::test::simple_run_check::hf4cef13b38c98c41
[INFO] [stdout]                                at /opt/rustwide/workdir/src/executor.rs:135:9
[INFO] [stdout]   22:     0x6373729678e7 - parking_game_fuzzer::executor::test::simple_run_check::{{closure}}::he4b40ca479eb83c9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/executor.rs:113:30
[INFO] [stdout]   23:     0x637372960cd6 - core::ops::function::FnOnce::call_once::h5531b8df4793a8df
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   45:     0x76df2fb75a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- feedbacks::test::simple_solved stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'feedbacks::test::simple_solved' (19) panicked at src/observers.rs:237:5:
[INFO] [stdout] not yet implemented: Implement as above!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc56 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372937dc2 - parking_game_fuzzer::observers::step_until_seen::h22a13d79b684c3d1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:237:5
[INFO] [stdout]   20:     0x637372937834 - <parking_game_fuzzer::observers::ViewObserver<T> as parking_game_fuzzer::observers::PGObserver<T>>::final_board::h85224a5a9a074c2a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:251:27
[INFO] [stdout]   21:     0x637372941f1d - <(Head,Tail) as parking_game_fuzzer::observers::PGObserverTuple<T>>::final_board_all::h1f054ad35947571f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:51:16
[INFO] [stdout]   22:     0x63737296d023 - parking_game_fuzzer::feedbacks::test::simple_solved::h8f67fc1c31c21a45
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:311:19
[INFO] [stdout]   23:     0x63737296d3c7 - parking_game_fuzzer::feedbacks::test::simple_solved::{{closure}}::h440052d7c1c37472
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:299:27
[INFO] [stdout]   24:     0x637372960e96 - core::ops::function::FnOnce::call_once::hb3aba9a9b2b8d12b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   46:     0x76df2fb75a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- feedbacks::test::simple_unsolved stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'feedbacks::test::simple_unsolved' (20) panicked at src/observers.rs:237:5:
[INFO] [stdout] not yet implemented: Implement as above!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc56 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372937dc2 - parking_game_fuzzer::observers::step_until_seen::h22a13d79b684c3d1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:237:5
[INFO] [stdout]   20:     0x637372937834 - <parking_game_fuzzer::observers::ViewObserver<T> as parking_game_fuzzer::observers::PGObserver<T>>::final_board::h85224a5a9a074c2a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:251:27
[INFO] [stdout]   21:     0x637372941f1d - <(Head,Tail) as parking_game_fuzzer::observers::PGObserverTuple<T>>::final_board_all::h1f054ad35947571f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:51:16
[INFO] [stdout]   22:     0x63737296d743 - parking_game_fuzzer::feedbacks::test::simple_unsolved::hc129083010958545
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:338:19
[INFO] [stdout]   23:     0x63737296dae7 - parking_game_fuzzer::feedbacks::test::simple_unsolved::{{closure}}::hd2c61f664d003c24
[INFO] [stdout]                                at /opt/rustwide/workdir/src/feedbacks.rs:326:29
[INFO] [stdout]   24:     0x637372960db6 - core::ops::function::FnOnce::call_once::h87ccf256eae287e8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   46:     0x76df2fb75a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- observers::test::distinguish_states stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'observers::test::distinguish_states' (21) panicked at src/observers.rs:418:9:
[INFO] [stdout] assertion `left != right` failed
[INFO] [stdout]   left: 15130871412783076140
[INFO] [stdout]  right: 15130871412783076140
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc8a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372d9b9a3 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x637372d9b7b7 - core::panicking::assert_failed::hc1ffa4c81c4fcfc2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x6373729681e4 - parking_game_fuzzer::observers::test::distinguish_states::h233f1db14828791e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:418:9
[INFO] [stdout]   22:     0x6373729683f7 - parking_game_fuzzer::observers::test::distinguish_states::{{closure}}::h9e6ab76103781125
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:392:32
[INFO] [stdout]   23:     0x637372960f16 - core::ops::function::FnOnce::call_once::hc67abbb7428b8e4c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   45:     0x76df2fb75a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- observers::test::simple_observation stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'observers::test::simple_observation' (22) panicked at src/observers.rs:237:5:
[INFO] [stdout] not yet implemented: Implement as above!
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637372d81562 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x637372d81562 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x637372d81562 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x637372d81562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x637372d9371f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x637372d9371f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x637372d4ec43 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x637372d4ec43 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x637372d5ab62 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x637372d5f81f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x637372d5f6b1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63737299f9ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63737299f9ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x637372d5fe2f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x637372d5fe2f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x637372d5fc56 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x637372d5ac99 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x637372d432ed - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x637372d9bbf0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x637372937dc2 - parking_game_fuzzer::observers::step_until_seen::h22a13d79b684c3d1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:237:5
[INFO] [stdout]   20:     0x637372937834 - <parking_game_fuzzer::observers::ViewObserver<T> as parking_game_fuzzer::observers::PGObserver<T>>::final_board::h85224a5a9a074c2a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:251:27
[INFO] [stdout]   21:     0x637372941f1d - <(Head,Tail) as parking_game_fuzzer::observers::PGObserverTuple<T>>::final_board_all::h1f054ad35947571f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:51:16
[INFO] [stdout]   22:     0x637372968754 - parking_game_fuzzer::observers::test::simple_observation::h6b89d9a7bf0e32e0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:283:19
[INFO] [stdout]   23:     0x637372969e87 - parking_game_fuzzer::observers::test::simple_observation::{{closure}}::hf4bf1ef0d18a0540
[INFO] [stdout]                                at /opt/rustwide/workdir/src/observers.rs:272:32
[INFO] [stdout]   24:     0x637372960f56 - core::ops::function::FnOnce::call_once::hd4975c217bea1542
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63737299f7ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x63737299f7ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6373729b380d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6373729b380d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6373729b380d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x6373729b380d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x6373729b380d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6373729b380d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6373729b380d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x63737298cd54 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x63737298cd54 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x6373729905aa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6373729905aa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x6373729905aa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x6373729905aa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6373729905aa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x6373729905aa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x637372d5609f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x637372d5609f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x76df2fae8aa4 - <unknown>
[INFO] [stdout]   46:     0x76df2fb75a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     executor::test::simple_run_check
[INFO] [stdout]     feedbacks::test::example_observation
[INFO] [stdout]     feedbacks::test::simple_solved
[INFO] [stdout]     feedbacks::test::simple_unsolved
[INFO] [stdout]     observers::test::distinguish_states
[INFO] [stdout]     observers::test::simple_observation
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin parking-game-fuzzer`
[INFO] running `Command { std: "docker" "inspect" "ac4db2df60c672c7272af9b5b38470d0427a80257e847ede70adfd547b3ac9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4db2df60c672c7272af9b5b38470d0427a80257e847ede70adfd547b3ac9b0", kill_on_drop: false }`
[INFO] [stdout] ac4db2df60c672c7272af9b5b38470d0427a80257e847ede70adfd547b3ac9b0
