java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/reals/nav04_wPC.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:30:34,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:30:34,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:30:34,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:30:34,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:30:34,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:30:34,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:30:34,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:30:34,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:30:34,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:30:34,959 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:30:34,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:30:34,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:30:34,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:30:34,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:30:34,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:30:34,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:30:34,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:30:34,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:30:34,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:30:34,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:30:34,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:30:34,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:30:34,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:30:34,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:30:34,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:30:34,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:30:34,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:30:34,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:30:34,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:30:34,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:30:34,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:30:34,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:30:34,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:30:34,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:30:34,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:30:34,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:30:34,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:30:34,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:30:34,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:30:34,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:30:35,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:30:35,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:30:35,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:30:35,052 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:30:35,052 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:30:35,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/nav04_wPC.bpl [2019-08-05 10:30:35,053 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/nav04_wPC.bpl' [2019-08-05 10:30:35,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:30:35,205 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:30:35,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:30:35,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:30:35,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:30:35,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,270 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:30:35,271 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:30:35,272 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:30:35,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:30:35,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:30:35,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:30:35,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:30:35,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... [2019-08-05 10:30:35,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:30:35,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:30:35,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:30:35,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:30:35,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 10:30:35,413 INFO L124 BoogieDeclarations]: Specification and implementation of procedure nav01Example given in one single declaration [2019-08-05 10:30:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure nav01Example [2019-08-05 10:30:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nav01Example [2019-08-05 10:30:42,301 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:30:42,302 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 10:30:42,303 INFO L202 PluginConnector]: Adding new model nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:30:42 BoogieIcfgContainer [2019-08-05 10:30:42,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:30:42,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:30:42,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:30:42,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:30:42,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:30:35" (1/2) ... [2019-08-05 10:30:42,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50afd436 and model type nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:30:42, skipping insertion in model container [2019-08-05 10:30:42,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:30:42" (2/2) ... [2019-08-05 10:30:42,311 INFO L109 eAbstractionObserver]: Analyzing ICFG nav04_wPC.bpl [2019-08-05 10:30:42,321 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:30:42,332 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-08-05 10:30:42,348 INFO L252 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-08-05 10:30:42,375 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:30:42,376 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:30:42,376 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:30:42,376 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:30:42,377 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:30:42,377 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:30:42,377 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:30:42,378 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:30:42,378 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:30:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-08-05 10:30:42,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 10:30:42,400 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:30:42,401 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 10:30:42,404 INFO L418 AbstractCegarLoop]: === Iteration 1 === [nav01ExampleErr0ASSERT_VIOLATIONASSERT, nav01ExampleErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:30:42,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:30:42,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1116, now seen corresponding path program 1 times [2019-08-05 10:30:42,451 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:30:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:30:42,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjunts are in the unsatisfiable core [2019-08-05 10:30:42,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:30:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:30:42,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:30:42,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-08-05 10:30:42,572 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:30:42,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:30:42,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:30:42,590 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2019-08-05 10:30:58,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:30:58,742 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2019-08-05 10:30:58,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:30:58,744 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-08-05 10:30:58,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:30:58,754 INFO L225 Difference]: With dead ends: 9 [2019-08-05 10:30:58,754 INFO L226 Difference]: Without dead ends: 7 [2019-08-05 10:30:58,756 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:30:58,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-08-05 10:30:58,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-08-05 10:30:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 10:30:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 10:30:58,791 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 2 [2019-08-05 10:30:58,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:30:58,791 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 10:30:58,792 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:30:58,792 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 10:30:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:30:58,792 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:30:58,792 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:30:58,793 INFO L418 AbstractCegarLoop]: === Iteration 2 === [nav01ExampleErr0ASSERT_VIOLATIONASSERT, nav01ExampleErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:30:58,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:30:58,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1108029, now seen corresponding path program 1 times [2019-08-05 10:30:58,794 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:31:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 10:31:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 10:31:04,893 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 10:31:04,950 INFO L202 PluginConnector]: Adding new model nav04_wPC.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:31:04 BoogieIcfgContainer [2019-08-05 10:31:04,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:31:04,953 INFO L168 Benchmark]: Toolchain (without parser) took 29747.36 ms. Allocated memory was 133.7 MB in the beginning and 544.2 MB in the end (delta: 410.5 MB). Free memory was 104.7 MB in the beginning and 106.2 MB in the end (delta: -1.5 MB). Peak memory consumption was 411.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,955 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 112.5 MB in the beginning and 112.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.63 ms. Allocated memory is still 133.7 MB. Free memory was 104.5 MB in the beginning and 101.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,957 INFO L168 Benchmark]: Boogie Preprocessor took 74.62 ms. Allocated memory is still 133.7 MB. Free memory was 101.7 MB in the beginning and 98.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,958 INFO L168 Benchmark]: RCFGBuilder took 6953.57 ms. Allocated memory was 133.7 MB in the beginning and 236.5 MB in the end (delta: 102.8 MB). Free memory was 98.0 MB in the beginning and 143.2 MB in the end (delta: -45.3 MB). Peak memory consumption was 145.2 MB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,959 INFO L168 Benchmark]: TraceAbstraction took 22645.69 ms. Allocated memory was 236.5 MB in the beginning and 544.2 MB in the end (delta: 307.8 MB). Free memory was 143.2 MB in the beginning and 106.2 MB in the end (delta: 37.0 MB). Peak memory consumption was 347.4 MB. Max. memory is 7.1 GB. [2019-08-05 10:31:04,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 112.5 MB in the beginning and 112.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.63 ms. Allocated memory is still 133.7 MB. Free memory was 104.5 MB in the beginning and 101.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.62 ms. Allocated memory is still 133.7 MB. Free memory was 101.7 MB in the beginning and 98.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6953.57 ms. Allocated memory was 133.7 MB in the beginning and 236.5 MB in the end (delta: 102.8 MB). Free memory was 98.0 MB in the beginning and 143.2 MB in the end (delta: -45.3 MB). Peak memory consumption was 145.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22645.69 ms. Allocated memory was 236.5 MB in the beginning and 544.2 MB in the end (delta: 307.8 MB). Free memory was 143.2 MB in the beginning and 106.2 MB in the end (delta: 37.0 MB). Peak memory consumption was 347.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 751]: assertion can be violated assertion can be violated We found a FailurePath: [L11] assume 0.0 <= x1 && x1 <= 1.0; [L12] assume 0.0 <= x2 && x2 <= 1.0; [L13] assume 0.1 <= v1 && v1 <= 0.5; [L14] assume 0.05 <= v2 && v2 <= 0.25; [L15] assume t == 0.0; [L16] assume eps == 0.0; [L18] pc := 0; VAL [eps=0.0, pc=0, t=0.0, v1=1/2, v2=1/20, x1=1.0, x2=1.0] [L21] COND TRUE pc == 0 [L22] x1_old := x1; [L23] x2_old := x2; [L24] v1_old := v1; [L25] v2_old := v2; [L26] t_old := t; [L29] assume x1_old >= 0.0 - eps && x1_old <= 1.0 + eps; [L30] assume x2_old >= 0.0 - eps && x2_old <= 1.0 + eps; [L32] havoc x1_new; [L33] havoc x2_new; [L34] havoc v1_new; [L35] havoc v2_new; [L36] havoc t_new; [L39-L70] assume x1_new - 0.206016 * x2_new + 0.0880833 * x1_old + 0.753014 * x2_old - 0.26897 * v1_new - 0.628137 * v2_new + 0.345314 * v1_old + 0.538242 * v2_old - 0.468082 * t_new >= 0.0 - 5.10802 && x1_new - 0.364861 * x2_new + 0.211424 * x1_old - 0.788954 * x2_old - 0.147035 * v1_new - 0.520822 * v2_new + 0.296775 * v1_old - 0.653361 * v2_old - 0.0318172 * t_new >= 0.0 - 4.10897 && 0.948088 * x1_new + x2_new - 0.519988 * x1_old + 0.174227 * x2_old - 0.380684 * v1_new + 0.679801 * v2_new + 0.0216382 * v1_old + 0.0538299 * v2_old - 0.00891064 * t_new >= 0.0 - 2.17903 && 0.817157 * x1_new + 0.0217999 * x2_new - 0.0673438 * x1_old + 0.654031 * x2_old + 0.55312 * v1_new + 0.291267 * v2_new + v1_old + 0.0300359 * v2_old + 0.84168 * t_new >= 0.0 - 3.35602 && 0.602949 * x1_new - 0.141711 * x2_new - 0.157651 * x1_old - 0.650594 * x2_old - 0.306628 * v1_new - 0.218447 * v2_new - 0.498294 * v1_old + v2_old - 0.280366 * t_new >= 0.0 - 3.48091 && 0.533562 * x1_new + 0.443084 * x2_new + 0.442068 * x1_old - 0.600562 * x2_old + 0.824275 * v1_new + 0.413054 * v2_new - 0.308716 * v1_old - 0.173065 * v2_old - t_new >= 0.0 - 3.21234 && 0.497701 * x1_new + 0.330362 * x2_new + 0.12405 * x1_old + 0.203619 * x2_old - 0.0628258 * v1_new - 0.134438 * v2_new - v1_old - 0.766738 * v2_old + 0.0862434 * t_new >= 0.0 - 3.49306 && 0.443397 * x1_new + 0.405754 * x2_new + 0.0130087 * x1_old - 0.818963 * x2_old + 0.0291771 * v1_new + 0.0526467 * v2_new - 0.125363 * v1_old + 0.142312 * v2_old + t_new >= 0.0 - 2.97605 && 0.285734 * x1_new - 0.288418 * x2_new + 0.795396 * x1_old + 0.217035 * x2_old + v1_new - 0.237743 * v2_new - 0.474691 * v1_old + 0.699577 * v2_old + 0.186637 * t_new >= 0.0 - 3.57178 && 0.271688 * x1_new - x2_new + 0.450099 * x1_old - 0.746975 * x2_old - 0.454233 * v1_new + 0.771104 * v2_new - 0.226358 * v1_old + 0.104849 * v2_old + 0.258099 * t_new >= 0.0 - 4.59719 && 0.252184 * x1_new - 0.133347 * x2_new - 0.197414 * x1_old + 0.358209 * x2_old - v1_new - 0.0757315 * v2_new + 9.64609E-4 * v1_old + 0.469265 * v2_old + 0.687608 * t_new >= 0.0 - 3.51494 && 0.220207 * x1_new + 0.534815 * x2_new - 0.116644 * x1_old - 0.180969 * x2_old - 0.804026 * v1_new - 0.531906 * v2_new - 0.176502 * v1_old - 0.263522 * v2_old - t_new >= 0.0 - 4.22665 && 0.163997 * x1_new + 0.842739 * x2_new + x1_old - 0.0163144 * x2_old - 0.369319 * v1_new - 0.566695 * v2_new - 0.265123 * v1_old + 0.341525 * v2_old + 0.147618 * t_new >= 0.0 - 3.3243 && 0.0403436 * x1_new + 0.152686 * x2_new + x1_old + 0.418671 * x2_old + 0.213284 * v1_new + 0.0816623 * v2_new - 0.263771 * v1_old - 0.0166594 * v2_old + 0.286705 * t_new <= 4.9775 && 0.0633275 * x1_new + 0.390808 * x2_new + 0.387265 * x1_old - x2_old + 0.610951 * v1_new + 0.680283 * v2_new - 0.0436661 * v1_old + 0.957022 * v2_old - 0.17303 * t_new <= 6.54776 && 0.0697228 * x1_new - 0.443897 * x2_new + 0.90645 * x1_old - 0.157496 * x2_old - v1_new - 0.128336 * v2_new + 0.347604 * v1_old - 0.0324908 * v2_old - 0.160326 * t_new <= 3.2836 && 0.0947481 * x1_new - 0.265775 * x2_new - 0.613478 * x1_old - 0.550315 * x2_old + 0.345902 * v1_new - v2_new + 0.192578 * v1_old + 0.473238 * v2_old + 0.0458563 * t_new <= 4.06304 && 0.120426 * x1_new - 0.00505668 * x2_new - 0.59132 * x1_old + 0.0642997 * x2_old + 0.717976 * v1_new - 0.711401 * v2_new - 0.45193 * v1_old - 0.860948 * v2_old + t_new <= 6.51866 && 0.149891 * x1_new - 0.28383 * x2_new + 0.464888 * x1_old - 0.26716 * x2_old + 0.046944 * v1_new + v2_new + 0.245307 * v1_old - 0.500588 * v2_old - 0.223145 * t_new <= 3.55558 && 0.199683 * x1_new + 0.929291 * x2_new + 0.514401 * x1_old + 0.219269 * x2_old - 0.406364 * v1_new + 0.693736 * v2_new + v1_old + 0.29746 * v2_old + 0.120998 * t_new <= 6.30503 && 0.240628 * x1_new - 0.523585 * x2_new - 0.365263 * x1_old - 0.173261 * x2_old - 0.823299 * v1_new + v2_new - 0.562838 * v1_old + 0.497426 * v2_old - 0.241059 * t_new <= 6.34368 && 0.283386 * x1_new - 0.00235172 * x2_new + 0.00265381 * x1_old - x2_old + 0.0237181 * v1_new - 0.0427803 * v2_new + 0.70988 * v1_old - 0.438579 * v2_old + 0.487025 * t_new <= 4.29633 && 0.303004 * x1_new + x2_new + 0.384608 * x1_old - 0.0315406 * x2_old - 0.597952 * v1_new - 0.821812 * v2_new - 0.159477 * v1_old - 0.165524 * v2_old + 0.806447 * t_new <= 4.63823 && 0.390035 * x1_new + 0.567972 * x2_new + 0.484474 * x1_old + 0.314555 * x2_old - 0.387494 * v1_new - 0.557623 * v2_new + 0.0291897 * v1_old + 0.788428 * v2_old - t_new <= 4.56778 && 0.396716 * x1_new + 0.0947112 * x2_new + 0.159124 * x1_old + 0.308559 * x2_old - 0.641752 * v1_new + 0.404769 * v2_new - 0.835289 * v1_old - v2_old - 0.0774164 * t_new <= 4.96733 && 0.468809 * x1_new - 0.269662 * x2_new + 0.259369 * x1_old - 0.0715225 * x2_old - 0.380917 * v1_new - 0.297401 * v2_new - 0.340962 * v1_old + v2_old + 0.494433 * t_new <= 4.11259 && 0.475912 * x1_new + 0.953786 * x2_new - 0.1475 * x1_old + 0.00371822 * x2_old + 0.170936 * v1_new + 0.986252 * v2_new - 0.682353 * v1_old + 0.0924178 * v2_old + t_new <= 6.49095 && 0.525754 * x1_new - 0.0898387 * x2_new - 0.472277 * x1_old + x2_old + 0.932367 * v1_new + 0.21073 * v2_new - 0.608452 * v1_old + 0.179115 * v2_old - 0.264136 * t_new <= 5.44229 && 0.579115 * x1_new - 0.554329 * x2_new + 0.132709 * x1_old + x2_old - 0.310709 * v1_new + 0.449091 * v2_new + 0.399481 * v1_old - 0.0599708 * v2_old + 0.177539 * t_new <= 4.2339 && 0.982496 * x1_new - 0.169327 * x2_new - 0.0796962 * x1_old + 0.214911 * x2_old + 0.304646 * v1_new - v2_new + 0.921264 * v1_old - 0.877863 * v2_old - 0.83387 * t_new <= 4.54635 && x1_new - 0.496225 * x2_new + 0.145748 * x1_old - 0.754377 * x2_old + 0.264606 * v1_new - 0.20476 * v2_new - 0.740388 * v1_old - 0.268081 * v2_old - 0.557277 * t_new <= 4.22623 && x1_new + 0.746032 * x2_new - 0.797173 * x1_old - 0.166926 * x2_old - 0.0402583 * v1_new + 0.0949495 * v2_new + 0.271685 * v1_old + 0.197986 * v2_old - 0.296654 * t_new <= 3.50266; [L73] assume x1_new >= 0.0 - eps && x1_new <= 1.0 + eps; [L74] assume x2_new >= 0.0 - eps && x2_new <= 1.0 + eps; [L76] x1 := x1_new; [L77] x2 := x2_new; [L78] v1 := v1_new; [L79] v2 := v2_new; [L80] t := t_new; [L95] assume x2 >= 1.0 - eps && v2 >= 0.0; [L97] t := 0.0; [L98] pc := 3; [L102] COND FALSE !(pc == 1) [L188] COND FALSE !(pc == 2) [L254] COND TRUE pc == 3 [L255] x1_old := x1; [L256] x2_old := x2; [L257] v1_old := v1; [L258] v2_old := v2; [L259] t_old := t; [L262] assume x1_old >= 0.0 - eps && x1_old <= 1.0 + eps; [L263] assume x2_old >= 1.0 - eps && x2_old <= 2.0 + eps; [L265] havoc x1_new; [L266] havoc x2_new; [L267] havoc v1_new; [L268] havoc v2_new; [L269] havoc t_new; [L272-L303] assume x1_new - 0.206016 * x2_new + 0.0880833 * x1_old + 0.753014 * x2_old - 0.26897 * v1_new - 0.628137 * v2_new + 0.345314 * v1_old + 0.538242 * v2_old - 0.468082 * t_new >= 0.0 - 4.11775 && x1_new - 0.364861 * x2_new + 0.211424 * x1_old - 0.788954 * x2_old - 0.147035 * v1_new - 0.520822 * v2_new + 0.296775 * v1_old - 0.653361 * v2_old - 0.0318172 * t_new >= 0.0 - 4.99663 && 0.948088 * x1_new + x2_new - 0.519988 * x1_old + 0.174227 * x2_old - 0.380684 * v1_new + 0.679801 * v2_new + 0.0216382 * v1_old + 0.0538299 * v2_old - 0.00891064 * t_new >= 0.0 - 1.40715 && 0.817157 * x1_new + 0.0217999 * x2_new - 0.0673438 * x1_old + 0.654031 * x2_old + 0.55312 * v1_new + 0.291267 * v2_new + v1_old + 0.0300359 * v2_old + 0.84168 * t_new >= 0.0 - 2.70174 && 0.602949 * x1_new - 0.141711 * x2_new - 0.157651 * x1_old - 0.650594 * x2_old - 0.306628 * v1_new - 0.218447 * v2_new - 0.498294 * v1_old + v2_old - 0.280366 * t_new >= 0.0 - 4.05685 && 0.533562 * x1_new + 0.443084 * x2_new + 0.442068 * x1_old - 0.600562 * x2_old + 0.824275 * v1_new + 0.413054 * v2_new - 0.308716 * v1_old - 0.173065 * v2_old - t_new >= 0.0 - 3.46142 && 0.497701 * x1_new + 0.330362 * x2_new + 0.12405 * x1_old + 0.203619 * x2_old - 0.0628258 * v1_new - 0.134438 * v2_new - v1_old - 0.766738 * v2_old + 0.0862434 * t_new >= 0.0 - 2.83536 && 0.443397 * x1_new + 0.405754 * x2_new + 0.0130087 * x1_old - 0.818963 * x2_old + 0.0291771 * v1_new + 0.0526467 * v2_new - 0.125363 * v1_old + 0.142312 * v2_old + t_new >= 0.0 - 3.44702 && 0.285734 * x1_new - 0.288418 * x2_new + 0.795396 * x1_old + 0.217035 * x2_old + v1_new - 0.237743 * v2_new - 0.474691 * v1_old + 0.699577 * v2_old + 0.186637 * t_new >= 0.0 - 3.17681 && 0.271688 * x1_new - x2_new + 0.450099 * x1_old - 0.746975 * x2_old - 0.454233 * v1_new + 0.771104 * v2_new - 0.226358 * v1_old + 0.104849 * v2_old + 0.258099 * t_new >= 0.0 - 7.01785 && 0.252184 * x1_new - 0.133347 * x2_new - 0.197414 * x1_old + 0.358209 * x2_old - v1_new - 0.0757315 * v2_new + 9.64609E-4 * v1_old + 0.469265 * v2_old + 0.687608 * t_new >= 0.0 - 3.43508 && 0.220207 * x1_new + 0.534815 * x2_new - 0.116644 * x1_old - 0.180969 * x2_old - 0.804026 * v1_new - 0.531906 * v2_new - 0.176502 * v1_old - 0.263522 * v2_old - t_new >= 0.0 - 3.76713 && 0.163997 * x1_new + 0.842739 * x2_new + x1_old - 0.0163144 * x2_old - 0.369319 * v1_new - 0.566695 * v2_new - 0.265123 * v1_old + 0.341525 * v2_old + 0.147618 * t_new >= 0.0 - 2.60755 && 0.0403436 * x1_new + 0.152686 * x2_new + x1_old + 0.418671 * x2_old + 0.213284 * v1_new + 0.0816623 * v2_new - 0.263771 * v1_old - 0.0166594 * v2_old + 0.286705 * t_new <= 5.42103 && 0.0633275 * x1_new + 0.390808 * x2_new + 0.387265 * x1_old - x2_old + 0.610951 * v1_new + 0.680283 * v2_new - 0.0436661 * v1_old + 0.957022 * v2_old - 0.17303 * t_new <= 5.69434 && 0.0697228 * x1_new - 0.443897 * x2_new + 0.90645 * x1_old - 0.157496 * x2_old - v1_new - 0.128336 * v2_new + 0.347604 * v1_old - 0.0324908 * v2_old - 0.160326 * t_new <= 2.8389 && 0.0947481 * x1_new - 0.265775 * x2_new - 0.613478 * x1_old - 0.550315 * x2_old + 0.345902 * v1_new - v2_new + 0.192578 * v1_old + 0.473238 * v2_old + 0.0458563 * t_new <= 4.03326 && 0.120426 * x1_new - 0.00505668 * x2_new - 0.59132 * x1_old + 0.0642997 * x2_old + 0.717976 * v1_new - 0.711401 * v2_new - 0.45193 * v1_old - 0.860948 * v2_old + t_new <= 7.43511 && 0.149891 * x1_new - 0.28383 * x2_new + 0.464888 * x1_old - 0.26716 * x2_old + 0.046944 * v1_new + v2_new + 0.245307 * v1_old - 0.500588 * v2_old - 0.223145 * t_new <= 2.43398 && 0.199683 * x1_new + 0.929291 * x2_new + 0.514401 * x1_old + 0.219269 * x2_old - 0.406364 * v1_new + 0.693736 * v2_new + v1_old + 0.29746 * v2_old + 0.120998 * t_new <= 7.01314 && 0.240628 * x1_new - 0.523585 * x2_new - 0.365263 * x1_old - 0.173261 * x2_old - 0.823299 * v1_new + v2_new - 0.562838 * v1_old + 0.497426 * v2_old - 0.241059 * t_new <= 5.15538 && 0.283386 * x1_new - 0.00235172 * x2_new + 0.00265381 * x1_old - x2_old + 0.0237181 * v1_new - 0.0427803 * v2_new + 0.70988 * v1_old - 0.438579 * v2_old + 0.487025 * t_new <= 3.40726 && 0.303004 * x1_new + x2_new + 0.384608 * x1_old - 0.0315406 * x2_old - 0.597952 * v1_new - 0.821812 * v2_new - 0.159477 * v1_old - 0.165524 * v2_old + 0.806447 * t_new <= 5.89978 && 0.390035 * x1_new + 0.567972 * x2_new + 0.484474 * x1_old + 0.314555 * x2_old - 0.387494 * v1_new - 0.557623 * v2_new + 0.0291897 * v1_old + 0.788428 * v2_old - t_new <= 5.65679 && 0.396716 * x1_new + 0.0947112 * x2_new + 0.159124 * x1_old + 0.308559 * x2_old - 0.641752 * v1_new + 0.404769 * v2_new - 0.835289 * v1_old - v2_old - 0.0774164 * t_new <= 4.84789 && 0.468809 * x1_new - 0.269662 * x2_new + 0.259369 * x1_old - 0.0715225 * x2_old - 0.380917 * v1_new - 0.297401 * v2_new - 0.340962 * v1_old + v2_old + 0.494433 * t_new <= 4.08302 && 0.475912 * x1_new + 0.953786 * x2_new - 0.1475 * x1_old + 0.00371822 * x2_old + 0.170936 * v1_new + 0.986252 * v2_new - 0.682353 * v1_old + 0.0924178 * v2_old + t_new <= 6.78449 && 0.525754 * x1_new - 0.0898387 * x2_new - 0.472277 * x1_old + x2_old + 0.932367 * v1_new + 0.21073 * v2_new - 0.608452 * v1_old + 0.179115 * v2_old - 0.264136 * t_new <= 6.7334 && 0.579115 * x1_new - 0.554329 * x2_new + 0.132709 * x1_old + x2_old - 0.310709 * v1_new + 0.449091 * v2_new + 0.399481 * v1_old - 0.0599708 * v2_old + 0.177539 * t_new <= 4.51168 && 0.982496 * x1_new - 0.169327 * x2_new - 0.0796962 * x1_old + 0.214911 * x2_old + 0.304646 * v1_new - v2_new + 0.921264 * v1_old - 0.877863 * v2_old - 0.83387 * t_new <= 5.47339 && x1_new - 0.496225 * x2_new + 0.145748 * x1_old - 0.754377 * x2_old + 0.264606 * v1_new - 0.20476 * v2_new - 0.740388 * v1_old - 0.268081 * v2_old - 0.557277 * t_new <= 3.6142 && x1_new + 0.746032 * x2_new - 0.797173 * x1_old - 0.166926 * x2_old - 0.0402583 * v1_new + 0.0949495 * v2_new + 0.271685 * v1_old + 0.197986 * v2_old - 0.296654 * t_new <= 4.08641; [L306] assume x1_new >= 0.0 - eps && x1_new <= 1.0 + eps; [L307] assume x2_new >= 1.0 - eps && x2_new <= 2.0 + eps; [L309] x1 := x1_new; [L310] x2 := x2_new; [L311] v1 := v1_new; [L312] v2 := v2_new; [L313] t := t_new; [L328] assume x1 >= 1.0 - eps && v1 >= 0.0; [L330] t := 0.0; [L331] pc := 4; [L340] COND TRUE pc == 4 [L341] x1_old := x1; [L342] x2_old := x2; [L343] v1_old := v1; [L344] v2_old := v2; [L345] t_old := t; [L348] assume x1_old >= 1.0 - eps && x1_old <= 2.0 + eps; [L349] assume x2_old >= 1.0 - eps && x2_old <= 2.0 + eps; [L351] havoc x1_new; [L352] havoc x2_new; [L353] havoc v1_new; [L354] havoc v2_new; [L355] havoc t_new; [L358-L389] assume x1_new - 0.206016 * x2_new + 0.0880833 * x1_old + 0.753014 * x2_old - 0.26897 * v1_new - 0.628137 * v2_new + 0.345314 * v1_old + 0.538242 * v2_old - 0.468082 * t_new >= 0.0 - 1.40827 && x1_new - 0.364861 * x2_new + 0.211424 * x1_old - 0.788954 * x2_old - 0.147035 * v1_new - 0.520822 * v2_new + 0.296775 * v1_old - 0.653361 * v2_old - 0.0318172 * t_new >= 0.0 - 1.70677 && 0.948088 * x1_new + x2_new - 0.519988 * x1_old + 0.174227 * x2_old - 0.380684 * v1_new + 0.679801 * v2_new + 0.0216382 * v1_old + 0.0538299 * v2_old - 0.00891064 * t_new >= 0.922961 && 0.817157 * x1_new + 0.0217999 * x2_new - 0.0673438 * x1_old + 0.654031 * x2_old + 0.55312 * v1_new + 0.291267 * v2_new + v1_old + 0.0300359 * v2_old + 0.84168 * t_new >= 0.0 - 0.952569 && 0.602949 * x1_new - 0.141711 * x2_new - 0.157651 * x1_old - 0.650594 * x2_old - 0.306628 * v1_new - 0.218447 * v2_new - 0.498294 * v1_old + v2_old - 0.280366 * t_new >= 0.0 - 1.51869 && 0.533562 * x1_new + 0.443084 * x2_new + 0.442068 * x1_old - 0.600562 * x2_old + 0.824275 * v1_new + 0.413054 * v2_new - 0.308716 * v1_old - 0.173065 * v2_old - t_new >= 0.0 - 0.633815 && 0.497701 * x1_new + 0.330362 * x2_new + 0.12405 * x1_old + 0.203619 * x2_old - 0.0628258 * v1_new - 0.134438 * v2_new - v1_old - 0.766738 * v2_old + 0.0862434 * t_new >= 0.0 - 0.819323 && 0.443397 * x1_new + 0.405754 * x2_new + 0.0130087 * x1_old - 0.818963 * x2_old + 0.0291771 * v1_new + 0.0526467 * v2_new - 0.125363 * v1_old + 0.142312 * v2_old + t_new >= 0.142107 && 0.285734 * x1_new - 0.288418 * x2_new + 0.795396 * x1_old + 0.217035 * x2_old + v1_new - 0.237743 * v2_new - 0.474691 * v1_old + 0.699577 * v2_old + 0.186637 * t_new >= 0.0 - 2.46301 && 0.271688 * x1_new - x2_new + 0.450099 * x1_old - 0.746975 * x2_old - 0.454233 * v1_new + 0.771104 * v2_new - 0.226358 * v1_old + 0.104849 * v2_old + 0.258099 * t_new >= 0.0 - 3.37798 && 0.252184 * x1_new - 0.133347 * x2_new - 0.197414 * x1_old + 0.358209 * x2_old - v1_new - 0.0757315 * v2_new + 9.64609E-4 * v1_old + 0.469265 * v2_old + 0.687608 * t_new >= 0.0 - 1.54987 && 0.220207 * x1_new + 0.534815 * x2_new - 0.116644 * x1_old - 0.180969 * x2_old - 0.804026 * v1_new - 0.531906 * v2_new - 0.176502 * v1_old - 0.263522 * v2_old - t_new >= 0.0 - 0.921641 && 0.163997 * x1_new + 0.842739 * x2_new + x1_old - 0.0163144 * x2_old - 0.369319 * v1_new - 0.566695 * v2_new - 0.265123 * v1_old + 0.341525 * v2_old + 0.147618 * t_new >= 0.0 - 0.905026 && 0.0403436 * x1_new + 0.152686 * x2_new + x1_old + 0.418671 * x2_old + 0.213284 * v1_new + 0.0816623 * v2_new - 0.263771 * v1_old - 0.0166594 * v2_old + 0.286705 * t_new <= 1.67928 && 0.0633275 * x1_new + 0.390808 * x2_new + 0.387265 * x1_old - x2_old + 0.610951 * v1_new + 0.680283 * v2_new - 0.0436661 * v1_old + 0.957022 * v2_old - 0.17303 * t_new <= 3.69683 && 0.0697228 * x1_new - 0.443897 * x2_new + 0.90645 * x1_old - 0.157496 * x2_old - v1_new - 0.128336 * v2_new + 0.347604 * v1_old - 0.0324908 * v2_old - 0.160326 * t_new <= 1.14365 && 0.0947481 * x1_new - 0.265775 * x2_new - 0.613478 * x1_old - 0.550315 * x2_old + 0.345902 * v1_new - v2_new + 0.192578 * v1_old + 0.473238 * v2_old + 0.0458563 * t_new <= 1.85981 && 0.120426 * x1_new - 0.00505668 * x2_new - 0.59132 * x1_old + 0.0642997 * x2_old + 0.717976 * v1_new - 0.711401 * v2_new - 0.45193 * v1_old - 0.860948 * v2_old + t_new <= 2.42391 && 0.149891 * x1_new - 0.28383 * x2_new + 0.464888 * x1_old - 0.26716 * x2_old + 0.046944 * v1_new + v2_new + 0.245307 * v1_old - 0.500588 * v2_old - 0.223145 * t_new <= 1.87595 && 0.199683 * x1_new + 0.929291 * x2_new + 0.514401 * x1_old + 0.219269 * x2_old - 0.406364 * v1_new + 0.693736 * v2_new + v1_old + 0.29746 * v2_old + 0.120998 * t_new <= 4.45047 && 0.240628 * x1_new - 0.523585 * x2_new - 0.365263 * x1_old - 0.173261 * x2_old - 0.823299 * v1_new + v2_new - 0.562838 * v1_old + 0.497426 * v2_old - 0.241059 * t_new <= 2.5782 && 0.283386 * x1_new - 0.00235172 * x2_new + 0.00265381 * x1_old - x2_old + 0.0237181 * v1_new - 0.0427803 * v2_new + 0.70988 * v1_old - 0.438579 * v2_old + 0.487025 * t_new <= 2.01259 && 0.303004 * x1_new + x2_new + 0.384608 * x1_old - 0.0315406 * x2_old - 0.597952 * v1_new - 0.821812 * v2_new - 0.159477 * v1_old - 0.165524 * v2_old + 0.806447 * t_new <= 3.69835 && 0.390035 * x1_new + 0.567972 * x2_new + 0.484474 * x1_old + 0.314555 * x2_old - 0.387494 * v1_new - 0.557623 * v2_new + 0.0291897 * v1_old + 0.788428 * v2_old - t_new <= 3.37825 && 0.396716 * x1_new + 0.0947112 * x2_new + 0.159124 * x1_old + 0.308559 * x2_old - 0.641752 * v1_new + 0.404769 * v2_new - 0.835289 * v1_old - v2_old - 0.0774164 * t_new <= 3.27216 && 0.468809 * x1_new - 0.269662 * x2_new + 0.259369 * x1_old - 0.0715225 * x2_old - 0.380917 * v1_new - 0.297401 * v2_new - 0.340962 * v1_old + v2_old + 0.494433 * t_new <= 2.1995 && 0.475912 * x1_new + 0.953786 * x2_new - 0.1475 * x1_old + 0.00371822 * x2_old + 0.170936 * v1_new + 0.986252 * v2_new - 0.682353 * v1_old + 0.0924178 * v2_old + t_new <= 4.709 && 0.525754 * x1_new - 0.0898387 * x2_new - 0.472277 * x1_old + x2_old + 0.932367 * v1_new + 0.21073 * v2_new - 0.608452 * v1_old + 0.179115 * v2_old - 0.264136 * t_new <= 3.55527 && 0.579115 * x1_new - 0.554329 * x2_new + 0.132709 * x1_old + x2_old - 0.310709 * v1_new + 0.449091 * v2_new + 0.399481 * v1_old - 0.0599708 * v2_old + 0.177539 * t_new <= 2.1872 && 0.982496 * x1_new - 0.169327 * x2_new - 0.0796962 * x1_old + 0.214911 * x2_old + 0.304646 * v1_new - v2_new + 0.921264 * v1_old - 0.877863 * v2_old - 0.83387 * t_new <= 3.72566 && x1_new - 0.496225 * x2_new + 0.145748 * x1_old - 0.754377 * x2_old + 0.264606 * v1_new - 0.20476 * v2_new - 0.740388 * v1_old - 0.268081 * v2_old - 0.557277 * t_new <= 3.19789 && x1_new + 0.746032 * x2_new - 0.797173 * x1_old - 0.166926 * x2_old - 0.0402583 * v1_new + 0.0949495 * v2_new + 0.271685 * v1_old + 0.197986 * v2_old - 0.296654 * t_new <= 4.59096; [L392] assume x1_new >= 1.0 - eps && x1_new <= 2.0 + eps; [L393] assume x2_new >= 1.0 - eps && x2_new <= 2.0 + eps; [L395] x1 := x1_new; [L396] x2 := x2_new; [L397] v1 := v1_new; [L398] v2 := v2_new; [L399] t := t_new; [L420] assume x1 >= 2.0 - eps && v1 >= 0.0; [L422] t := 0.0; [L423] pc := 5; [L432] COND TRUE pc == 5 [L433] x1_old := x1; [L434] x2_old := x2; [L435] v1_old := v1; [L436] v2_old := v2; [L437] t_old := t; [L440] assume x1_old >= 2.0 - eps && x1_old <= 3.0 + eps; [L441] assume x2_old >= 1.0 - eps && x2_old <= 2.0 + eps; [L443] havoc x1_new; [L444] havoc x2_new; [L445] havoc v1_new; [L446] havoc v2_new; [L447] havoc t_new; [L450-L481] assume x1_new - 0.206016 * x2_new + 0.0880833 * x1_old + 0.753014 * x2_old - 0.26897 * v1_new - 0.628137 * v2_new + 0.345314 * v1_old + 0.538242 * v2_old - 0.468082 * t_new >= 0.0 - 0.949592 && x1_new - 0.364861 * x2_new + 0.211424 * x1_old - 0.788954 * x2_old - 0.147035 * v1_new - 0.520822 * v2_new + 0.296775 * v1_old - 0.653361 * v2_old - 0.0318172 * t_new >= 0.0 - 2.6333 && 0.948088 * x1_new + x2_new - 0.519988 * x1_old + 0.174227 * x2_old - 0.380684 * v1_new + 0.679801 * v2_new + 0.0216382 * v1_old + 0.0538299 * v2_old - 0.00891064 * t_new >= 0.0 - 1.58769 && 0.817157 * x1_new + 0.0217999 * x2_new - 0.0673438 * x1_old + 0.654031 * x2_old + 0.55312 * v1_new + 0.291267 * v2_new + v1_old + 0.0300359 * v2_old + 0.84168 * t_new >= 0.0 - 2.14597 && 0.602949 * x1_new - 0.141711 * x2_new - 0.157651 * x1_old - 0.650594 * x2_old - 0.306628 * v1_new - 0.218447 * v2_new - 0.498294 * v1_old + v2_old - 0.280366 * t_new >= 0.0 - 3.18066 && 0.533562 * x1_new + 0.443084 * x2_new + 0.442068 * x1_old - 0.600562 * x2_old + 0.824275 * v1_new + 0.413054 * v2_new - 0.308716 * v1_old - 0.173065 * v2_old - t_new >= 0.0 - 3.03676 && 0.497701 * x1_new + 0.330362 * x2_new + 0.12405 * x1_old + 0.203619 * x2_old - 0.0628258 * v1_new - 0.134438 * v2_new - v1_old - 0.766738 * v2_old + 0.0862434 * t_new >= 0.0 - 1.76758 && 0.443397 * x1_new + 0.405754 * x2_new + 0.0130087 * x1_old - 0.818963 * x2_old + 0.0291771 * v1_new + 0.0526467 * v2_new - 0.125363 * v1_old + 0.142312 * v2_old + t_new >= 0.0 - 2.84065 && 0.285734 * x1_new - 0.288418 * x2_new + 0.795396 * x1_old + 0.217035 * x2_old + v1_new - 0.237743 * v2_new - 0.474691 * v1_old + 0.699577 * v2_old + 0.186637 * t_new >= 0.0 - 1.40438 && 0.271688 * x1_new - x2_new + 0.450099 * x1_old - 0.746975 * x2_old - 0.454233 * v1_new + 0.771104 * v2_new - 0.226358 * v1_old + 0.104849 * v2_old + 0.258099 * t_new >= 0.0 - 5.99442 && 0.252184 * x1_new - 0.133347 * x2_new - 0.197414 * x1_old + 0.358209 * x2_old - v1_new - 0.0757315 * v2_new + 9.64609E-4 * v1_old + 0.469265 * v2_old + 0.687608 * t_new >= 0.0 - 2.81544 && 0.220207 * x1_new + 0.534815 * x2_new - 0.116644 * x1_old - 0.180969 * x2_old - 0.804026 * v1_new - 0.531906 * v2_new - 0.176502 * v1_old - 0.263522 * v2_old - t_new >= 0.0 - 2.75148 && 0.163997 * x1_new + 0.842739 * x2_new + x1_old - 0.0163144 * x2_old - 0.369319 * v1_new - 0.566695 * v2_new - 0.265123 * v1_old + 0.341525 * v2_old + 0.147618 * t_new >= 0.388614 && 0.0403436 * x1_new + 0.152686 * x2_new + x1_old + 0.418671 * x2_old + 0.213284 * v1_new + 0.0816623 * v2_new - 0.263771 * v1_old - 0.0166594 * v2_old + 0.286705 * t_new <= 7.5658 && 0.0633275 * x1_new + 0.390808 * x2_new + 0.387265 * x1_old - x2_old + 0.610951 * v1_new + 0.680283 * v2_new - 0.0436661 * v1_old + 0.957022 * v2_old - 0.17303 * t_new <= 5.38212 && 0.0697228 * x1_new - 0.443897 * x2_new + 0.90645 * x1_old - 0.157496 * x2_old - v1_new - 0.128336 * v2_new + 0.347604 * v1_old - 0.0324908 * v2_old - 0.160326 * t_new <= 6.65113 && 0.0947481 * x1_new - 0.265775 * x2_new - 0.613478 * x1_old - 0.550315 * x2_old + 0.345902 * v1_new - v2_new + 0.192578 * v1_old + 0.473238 * v2_old + 0.0458563 * t_new <= 3.64552 && 0.120426 * x1_new - 0.00505668 * x2_new - 0.59132 * x1_old + 0.0642997 * x2_old + 0.717976 * v1_new - 0.711401 * v2_new - 0.45193 * v1_old - 0.860948 * v2_old + t_new <= 6.04568 && 0.149891 * x1_new - 0.28383 * x2_new + 0.464888 * x1_old - 0.26716 * x2_old + 0.046944 * v1_new + v2_new + 0.245307 * v1_old - 0.500588 * v2_old - 0.223145 * t_new <= 3.13401 && 0.199683 * x1_new + 0.929291 * x2_new + 0.514401 * x1_old + 0.219269 * x2_old - 0.406364 * v1_new + 0.693736 * v2_new + v1_old + 0.29746 * v2_old + 0.120998 * t_new <= 8.46484 && 0.240628 * x1_new - 0.523585 * x2_new - 0.365263 * x1_old - 0.173261 * x2_old - 0.823299 * v1_new + v2_new - 0.562838 * v1_old + 0.497426 * v2_old - 0.241059 * t_new <= 4.81167 && 0.283386 * x1_new - 0.00235172 * x2_new + 0.00265381 * x1_old - x2_old + 0.0237181 * v1_new - 0.0427803 * v2_new + 0.70988 * v1_old - 0.438579 * v2_old + 0.487025 * t_new <= 3.55867 && 0.303004 * x1_new + x2_new + 0.384608 * x1_old - 0.0315406 * x2_old - 0.597952 * v1_new - 0.821812 * v2_new - 0.159477 * v1_old - 0.165524 * v2_old + 0.806447 * t_new <= 8.82447 && 0.390035 * x1_new + 0.567972 * x2_new + 0.484474 * x1_old + 0.314555 * x2_old - 0.387494 * v1_new - 0.557623 * v2_new + 0.0291897 * v1_old + 0.788428 * v2_old - t_new <= 7.92633 && 0.396716 * x1_new + 0.0947112 * x2_new + 0.159124 * x1_old + 0.308559 * x2_old - 0.641752 * v1_new + 0.404769 * v2_new - 0.835289 * v1_old - v2_old - 0.0774164 * t_new <= 5.5611 && 0.468809 * x1_new - 0.269662 * x2_new + 0.259369 * x1_old - 0.0715225 * x2_old - 0.380917 * v1_new - 0.297401 * v2_new - 0.340962 * v1_old + v2_old + 0.494433 * t_new <= 6.05423 && 0.475912 * x1_new + 0.953786 * x2_new - 0.1475 * x1_old + 0.00371822 * x2_old + 0.170936 * v1_new + 0.986252 * v2_new - 0.682353 * v1_old + 0.0924178 * v2_old + t_new <= 6.95803 && 0.525754 * x1_new - 0.0898387 * x2_new - 0.472277 * x1_old + x2_old + 0.932367 * v1_new + 0.21073 * v2_new - 0.608452 * v1_old + 0.179115 * v2_old - 0.264136 * t_new <= 6.06648 && 0.579115 * x1_new - 0.554329 * x2_new + 0.132709 * x1_old + x2_old - 0.310709 * v1_new + 0.449091 * v2_new + 0.399481 * v1_old - 0.0599708 * v2_old + 0.177539 * t_new <= 6.79525 && 0.982496 * x1_new - 0.169327 * x2_new - 0.0796962 * x1_old + 0.214911 * x2_old + 0.304646 * v1_new - v2_new + 0.921264 * v1_old - 0.877863 * v2_old - 0.83387 * t_new <= 7.61627 && x1_new - 0.496225 * x2_new + 0.145748 * x1_old - 0.754377 * x2_old + 0.264606 * v1_new - 0.20476 * v2_new - 0.740388 * v1_old - 0.268081 * v2_old - 0.557277 * t_new <= 5.3153 && x1_new + 0.746032 * x2_new - 0.797173 * x1_old - 0.166926 * x2_old - 0.0402583 * v1_new + 0.0949495 * v2_new + 0.271685 * v1_old + 0.197986 * v2_old - 0.296654 * t_new <= 4.51985; [L484] assume x1_new >= 2.0 - eps && x1_new <= 3.0 + eps; [L485] assume x2_new >= 1.0 - eps && x2_new <= 2.0 + eps; [L487] x1 := x1_new; [L488] x2 := x2_new; [L489] v1 := v1_new; [L490] v2 := v2_new; [L491] t := t_new; [L506] assume x1 <= 2.0 + eps && v1 <= 0.0; [L508] t := 0.0; [L509] pc := 4; [L518] COND FALSE !(pc == 6) [L585] COND FALSE !(pc == 7) VAL [eps=0.0, pc=4, t=0.0, t_new=0.0, t_old=0.0, v1=0.0, v1_new=0.0, v1_old=1/3, v2=0.0, v2_new=0.0, v2_old=0.0, x1=2.0, x1_new=2.0, x1_old=2.0, x2=1.0, x2_new=1.0, x2_old=1.0] [L671] COND FALSE !(pc == 8) VAL [eps=0.0, pc=4, t=0.0, t_new=0.0, t_old=0.0, v1=0.0, v1_new=0.0, v1_old=1/3, v2=0.0, v2_new=0.0, v2_old=0.0, x1=2.0, x1_new=2.0, x1_old=2.0, x2=1.0, x2_new=1.0, x2_old=1.0] [L751] assert false; VAL [eps=0.0, pc=4, t=0.0, t_new=0.0, t_old=0.0, v1=0.0, v1_new=0.0, v1_old=1/3, v2=0.0, v2_new=0.0, v2_old=0.0, x1=2.0, x1_new=2.0, x1_old=2.0, x2=1.0, x2_new=1.0, x2_old=1.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 2 error locations. UNSAFE Result, 22.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 16.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 1 SDslu, 1 SDs, 0 SdLazy, 5 SolverSat, 0 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 14.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 22 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...