./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.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_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/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_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/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_7c71b8bf-9b94-4664-a52c-5f776293b403/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 ca2134f8a32f49a0943527ee47fd89b4eb01286294fd09a8197c7c707de74c1d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:16,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:16,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:33:16,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:33:16,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:33:16,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:16,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:16,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:16,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:16,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:16,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:16,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:16,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:16,995 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:16,995 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:33:16,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:16,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:16,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:16,995 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:16,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:16,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:16,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:16,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:16,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:16,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:16,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:33:16,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:33:16,997 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_7c71b8bf-9b94-4664-a52c-5f776293b403/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 -> ca2134f8a32f49a0943527ee47fd89b4eb01286294fd09a8197c7c707de74c1d [2024-11-13 20:33:17,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:17,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:17,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:17,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:17,321 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:17,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-13 20:33:19,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:19,538 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:19,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c [2024-11-13 20:33:19,552 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/data/06415eeda/d01edd5844884b13b403861bd4890915/FLAG112e2ff7f [2024-11-13 20:33:19,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/data/06415eeda/d01edd5844884b13b403861bd4890915 [2024-11-13 20:33:19,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:19,818 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:19,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:19,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:19,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:19,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:19" (1/1) ... [2024-11-13 20:33:19,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b3bf5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:19, skipping insertion in model container [2024-11-13 20:33:19,829 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:19" (1/1) ... [2024-11-13 20:33:19,848 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:20,003 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_7c71b8bf-9b94-4664-a52c-5f776293b403/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c[535,548] [2024-11-13 20:33:20,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:20,039 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:20,048 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_7c71b8bf-9b94-4664-a52c-5f776293b403/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c[535,548] [2024-11-13 20:33:20,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:20,072 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:20,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20 WrapperNode [2024-11-13 20:33:20,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:20,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:20,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:20,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:20,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,101 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-11-13 20:33:20,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:20,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:20,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:20,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:20,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:20,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:20,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:20,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:20,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:20,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:20,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:20,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c71b8bf-9b94-4664-a52c-5f776293b403/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:33:20,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:33:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:33:20,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:20,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:33:20,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:33:20,258 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:20,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:20,416 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 20:33:20,417 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:20,443 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:33:20,443 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:33:20,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:20 BoogieIcfgContainer [2024-11-13 20:33:20,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:33:20,445 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:33:20,445 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:33:20,455 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:33:20,456 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:20" (1/1) ... [2024-11-13 20:33:20,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:33:20,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-13 20:33:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-13 20:33:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:33:20,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:20,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:20,689 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 20:33:20,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:33:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:33:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:33:20,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:20,899 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 20:33:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 41 transitions. [2024-11-13 20:33:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-13 20:33:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:33:20,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:33:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:21,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:33:21,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:33:21,377 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 20:33:22,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:33:23,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 54 transitions. [2024-11-13 20:33:23,642 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-13 20:33:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:33:23,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:23,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:33:26,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:33:27,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:27,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-13 20:33:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-13 20:33:27,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:33:27,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:27,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:27,366 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 20:33:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 57 transitions. [2024-11-13 20:33:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-11-13 20:33:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:33:27,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:27,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:27,699 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 20:34:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-13 20:34:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-13 20:34:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:34:02,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:02,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:02,339 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 20:34:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-13 20:34:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-13 20:34:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:34:02,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:02,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:02,714 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 20:34:31,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 75 transitions. [2024-11-13 20:34:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2024-11-13 20:34:31,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:34:31,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:31,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:31,699 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 20:34:51,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 79 transitions. [2024-11-13 20:34:51,943 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2024-11-13 20:34:51,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:34:51,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:51,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:35:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:35:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 94 transitions. [2024-11-13 20:35:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2024-11-13 20:35:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:35:31,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:35:31,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:35:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:35:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:35:31,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:35:31,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:35:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 20:36:05,674 WARN L286 SmtUtils]: Spent 16.47s 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 20:36:15,771 WARN L286 SmtUtils]: Spent 9.84s 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 20:36:24,525 WARN L286 SmtUtils]: Spent 5.88s 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 20:37:05,357 WARN L286 SmtUtils]: Spent 20.93s on a formula simplification. DAG size of input: 36 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:37:45,912 WARN L286 SmtUtils]: Spent 9.76s 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 20:38:48,407 WARN L286 SmtUtils]: Spent 14.71s 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 20:38:56,634 WARN L286 SmtUtils]: Spent 7.22s 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 20:40:44,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.89s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:40:47,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:40:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:40:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 65 states and 116 transitions. [2024-11-13 20:40:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 116 transitions. [2024-11-13 20:40:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:40:52,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:40:52,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:40:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:40:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:42:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 69 states and 128 transitions. [2024-11-13 20:42:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 128 transitions. [2024-11-13 20:42:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:42:25,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:25,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:43:10,197 WARN L286 SmtUtils]: Spent 10.15s on a formula simplification. DAG size of input: 30 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:43:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 72 states and 132 transitions. [2024-11-13 20:43:10,633 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 132 transitions. [2024-11-13 20:43:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 20:43:10,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:10,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:10,759 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 20:43:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 136 transitions. [2024-11-13 20:43:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2024-11-13 20:43:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:43:15,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:15,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:16,065 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 20:43:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 143 transitions. [2024-11-13 20:43:26,455 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2024-11-13 20:43:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:43:26,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:26,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:27,303 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 20:43:41,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 80 states and 155 transitions. [2024-11-13 20:43:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2024-11-13 20:43:41,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:43:41,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:41,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:41,170 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 20:43:45,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:45,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 154 transitions. [2024-11-13 20:43:45,609 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2024-11-13 20:43:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:43:45,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:45,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:45,711 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 20:43:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 82 states and 154 transitions. [2024-11-13 20:43:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 154 transitions. [2024-11-13 20:43:55,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:43:55,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:55,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:43:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:56,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:43:56,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:16,411 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 20:44:26,439 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 20:44:47,455 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 20:44:57,462 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 20:45:07,468 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)) (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 20:45:17,479 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)) (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 20:45:27,488 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-13 20:46:03,364 WARN L286 SmtUtils]: Spent 21.80s on a formula simplification. DAG size of input: 32 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:46:46,485 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:46:48,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:47:02,808 WARN L286 SmtUtils]: Spent 14.46s 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 20:47:33,878 WARN L286 SmtUtils]: Spent 16.30s on a formula simplification. DAG size of input: 36 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:47:43,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 87 states and 173 transitions. [2024-11-13 20:47:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2024-11-13 20:47:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:47:43,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:43,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:43,979 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 20:48:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:11,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 93 states and 190 transitions. [2024-11-13 20:48:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 190 transitions. [2024-11-13 20:48:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:48:11,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:11,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:48:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:11,535 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 20:48:20,494 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 35 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)