./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dec1b2e3c1461164aa09bac8cca047a14ba0fda75d53737804411255b62653a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:02:59,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:02:59,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:02:59,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:02:59,130 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:02:59,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:02:59,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:02:59,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:02:59,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:02:59,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:02:59,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:02:59,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:02:59,157 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:02:59,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:02:59,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:02:59,158 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dec1b2e3c1461164aa09bac8cca047a14ba0fda75d53737804411255b62653a [2024-11-13 21:02:59,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:02:59,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:02:59,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:02:59,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:02:59,409 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:02:59,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c Unable to find full path for "g++" Unable to find full path for "g++" [2024-11-13 21:03:02,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:02,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:02,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c [2024-11-13 21:03:02,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/data/e25dddfbe/f70077378185417b9ee4de76357f4fa5/FLAG5cd355851 [2024-11-13 21:03:02,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/data/e25dddfbe/f70077378185417b9ee4de76357f4fa5 [2024-11-13 21:03:02,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:02,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:02,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:02,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:02,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:02,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:02" (1/1) ... [2024-11-13 21:03:02,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d60bebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:02, skipping insertion in model container [2024-11-13 21:03:02,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:02" (1/1) ... [2024-11-13 21:03:03,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:03,138 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c[535,548] [2024-11-13 21:03:03,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:03,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:03,180 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound20.c[535,548] [2024-11-13 21:03:03,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:03,204 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:03,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03 WrapperNode [2024-11-13 21:03:03,208 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:03,209 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:03,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:03,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:03,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,244 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-11-13 21:03:03,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:03,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:03,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:03,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:03,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:03,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:03,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:03,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:03,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:03,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:03,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:03,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_341b609d-b17c-465e-b380-1420bf6ee372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:03:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:03:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:03:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:03:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:03:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:03:03,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:03,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:03,580 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:03,581 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:03,607 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:03,607 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 21:03:03,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:03 BoogieIcfgContainer [2024-11-13 21:03:03,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:03,609 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:03,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:03,619 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:03,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:03" (1/1) ... [2024-11-13 21:03:03,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-13 21:03:03,690 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-13 21:03:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:03:03,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:03,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 21:03:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 21:03:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:03:03,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:03,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 41 transitions. [2024-11-13 21:03:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-13 21:03:04,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:03:04,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:03:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:03:04,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:04,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:06,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:03:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:06,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 54 transitions. [2024-11-13 21:03:06,831 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-13 21:03:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:03:06,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:06,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:09,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:03:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-13 21:03:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-13 21:03:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 21:03:10,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:10,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:10,455 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 57 transitions. [2024-11-13 21:03:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-11-13 21:03:10,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:03:10,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:10,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:03:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-13 21:03:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-13 21:03:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 21:03:36,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:36,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:03:36,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-13 21:03:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-13 21:03:36,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:03:36,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:36,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 21:04:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 70 transitions. [2024-11-13 21:04:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2024-11-13 21:04:01,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:04:01,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:01,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:04:21,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:21,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 79 transitions. [2024-11-13 21:04:21,564 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2024-11-13 21:04:21,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 21:04:21,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:21,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:21,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:04:37,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:37,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 83 transitions. [2024-11-13 21:04:37,610 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2024-11-13 21:04:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:04:37,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:37,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:37,870 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:05:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:10,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 98 transitions. [2024-11-13 21:05:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2024-11-13 21:05:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 21:05:10,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:10,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:05:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:05:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:10,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:05:10,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 21:05:43,930 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification. DAG size of input: 32 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:05:53,585 WARN L286 SmtUtils]: Spent 9.45s on a formula simplification. DAG size of input: 32 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:06:50,689 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification. DAG size of input: 34 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:06,612 WARN L286 SmtUtils]: Spent 7.62s on a formula simplification. DAG size of input: 36 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:07:34,796 WARN L286 SmtUtils]: Spent 10.43s on a formula simplification. DAG size of input: 32 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:08:16,740 WARN L286 SmtUtils]: Spent 14.20s on a formula simplification. DAG size of input: 32 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:08:34,140 WARN L286 SmtUtils]: Spent 7.37s on a formula simplification. DAG size of input: 34 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:08:47,891 WARN L286 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 32 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:09:05,899 WARN L286 SmtUtils]: Spent 14.62s on a formula simplification. DAG size of input: 34 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:09:36,825 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification. DAG size of input: 30 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:10:32,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.92s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:10:36,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:10:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 68 states and 120 transitions. [2024-11-13 21:10:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2024-11-13 21:10:37,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:10:37,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:37,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:12:04,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:04,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 132 transitions. [2024-11-13 21:12:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 132 transitions. [2024-11-13 21:12:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 21:12:04,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:04,177 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:12:06,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 136 transitions. [2024-11-13 21:12:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2024-11-13 21:12:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 21:12:06,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:06,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:12:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 143 transitions. [2024-11-13 21:12:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2024-11-13 21:12:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:12:16,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:16,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:12:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 80 states and 155 transitions. [2024-11-13 21:12:31,276 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2024-11-13 21:12:31,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:12:31,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:31,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 21:12:44,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 155 transitions. [2024-11-13 21:12:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 155 transitions. [2024-11-13 21:12:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:12:44,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:44,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:12:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:44,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:12:44,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:13:03,486 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 21:13:13,508 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (<= c_~counter~0 1) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) .cse1 (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-13 21:13:31,899 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (<= |c_ULTIMATE.start_main_#t~post7#1| 1) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-13 21:13:41,906 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (= |c_ULTIMATE.start_main_~r~0#1| 0)) (<= |c_ULTIMATE.start_main_#t~post7#1| 1) (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from true [2024-11-13 21:14:04,165 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-13 21:14:44,146 WARN L286 SmtUtils]: Spent 20.04s on a formula simplification. DAG size of input: 32 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:15:12,183 WARN L286 SmtUtils]: Spent 9.89s on a formula simplification. DAG size of input: 34 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:15:32,384 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:15:34,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 21:15:55,552 WARN L286 SmtUtils]: Spent 21.10s on a formula simplification. DAG size of input: 32 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:16:16,048 WARN L286 SmtUtils]: Spent 18.03s on a formula simplification. DAG size of input: 34 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 21:16:35,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 162 transitions. [2024-11-13 21:16:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2024-11-13 21:16:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:16:35,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:35,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:17:43,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:43,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 85 states and 161 transitions. [2024-11-13 21:17:43,281 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 161 transitions. [2024-11-13 21:17:43,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:17:43,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:43,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:17:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 170 transitions. [2024-11-13 21:17:49,939 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 170 transitions. [2024-11-13 21:17:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:17:49,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:49,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:17:55,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 91 states and 175 transitions. [2024-11-13 21:17:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 175 transitions. [2024-11-13 21:17:55,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:17:55,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:55,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:17:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:17:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 174 transitions. [2024-11-13 21:17:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2024-11-13 21:17:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:17:56,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:17:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:17:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:18:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 183 transitions. [2024-11-13 21:18:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 183 transitions. [2024-11-13 21:18:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:18:02,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:02,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.