./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/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_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b --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-d790fec [2024-12-06 05:41:38,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:41:39,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:41:39,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:41:39,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:41:39,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:41:39,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:41:39,068 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:41:39,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:41:39,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:41:39,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:41:39,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:41:39,069 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:41:39,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:41:39,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:41:39,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:41:39,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:41:39,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:41:39,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:41:39,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:41:39,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:41:39,071 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:41:39,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:41:39,071 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_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 05:41:39,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:41:39,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:41:39,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:41:39,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:41:39,322 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:41:39,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c [2024-12-06 05:41:41,995 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/data/1be3e55b1/3fb4cc92e40a433686f6fe293ff95d80/FLAGf1944a43c [2024-12-06 05:41:42,198 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:41:42,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c [2024-12-06 05:41:42,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/data/1be3e55b1/3fb4cc92e40a433686f6fe293ff95d80/FLAGf1944a43c [2024-12-06 05:41:42,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/data/1be3e55b1/3fb4cc92e40a433686f6fe293ff95d80 [2024-12-06 05:41:42,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:41:42,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:41:42,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:41:42,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:41:42,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:41:42,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713b46fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42, skipping insertion in model container [2024-12-06 05:41:42,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,602 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:41:42,701 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_19b35931-83c6-4c84-8c80-94fcc1fcbd23/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c[535,548] [2024-12-06 05:41:42,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:41:42,726 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:41:42,734 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_19b35931-83c6-4c84-8c80-94fcc1fcbd23/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound50.c[535,548] [2024-12-06 05:41:42,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:41:42,753 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:41:42,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42 WrapperNode [2024-12-06 05:41:42,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:41:42,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:41:42,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:41:42,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:41:42,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,775 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-12-06 05:41:42,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:41:42,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:41:42,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:41:42,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:41:42,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,784 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:41:42,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:41:42,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:41:42,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:41:42,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:42" (1/1) ... [2024-12-06 05:41:42,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:41:42,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:41:42,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:41:42,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19b35931-83c6-4c84-8c80-94fcc1fcbd23/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:41:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:41:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:41:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:41:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:41:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:41:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:41:42,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:41:42,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:41:42,882 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:41:42,884 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:41:43,026 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 05:41:43,026 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:41:43,050 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:41:43,051 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 05:41:43,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:41:43 BoogieIcfgContainer [2024-12-06 05:41:43,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:41:43,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:41:43,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:41:43,062 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:41:43,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:41:43" (1/1) ... [2024-12-06 05:41:43,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:41:43,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:43,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-12-06 05:41:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-12-06 05:41:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:41:43,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:43,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:41:43,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-06 05:41:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-06 05:41:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:41:43,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:43,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:41:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:43,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:41:43,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:41:44,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:41:44,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2024-12-06 05:41:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2024-12-06 05:41:44,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:41:44,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:44,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:41:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 54 transitions. [2024-12-06 05:41:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 05:41:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:41:45,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:45,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:41:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 55 transitions. [2024-12-06 05:41:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2024-12-06 05:41:47,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:41:47,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:47,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:41:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 58 transitions. [2024-12-06 05:41:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2024-12-06 05:41:47,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:41:47,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:47,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:41:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:42:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 67 transitions. [2024-12-06 05:42:08,665 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2024-12-06 05:42:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:42:08,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:08,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:08,775 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:42:08,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:08,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-12-06 05:42:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-12-06 05:42:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:42:08,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:08,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:42:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 71 transitions. [2024-12-06 05:42:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2024-12-06 05:42:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:42:11,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:11,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:42:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 80 transitions. [2024-12-06 05:42:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2024-12-06 05:42:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:42:30,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:30,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:42:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:39,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 84 transitions. [2024-12-06 05:42:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 84 transitions. [2024-12-06 05:42:39,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:42:39,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:39,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:42:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:39,686 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:43:05,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 99 transitions. [2024-12-06 05:43:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2024-12-06 05:43:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:43:05,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:05,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:43:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:05,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:43:05,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 05:43:24,888 WARN L286 SmtUtils]: Spent 6.42s 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) [2024-12-06 05:43:32,118 WARN L286 SmtUtils]: Spent 7.11s 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) [2024-12-06 05:44:10,760 WARN L286 SmtUtils]: Spent 13.97s 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) [2024-12-06 05:44:26,016 WARN L286 SmtUtils]: Spent 5.04s 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) [2024-12-06 05:45:47,268 WARN L286 SmtUtils]: Spent 10.90s 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) [2024-12-06 05:46:54,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:46:58,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:47:01,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:01,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 121 transitions. [2024-12-06 05:47:01,630 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 121 transitions. [2024-12-06 05:47:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:47:01,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:01,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:47:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:48:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:40,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 133 transitions. [2024-12-06 05:48:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2024-12-06 05:48:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:48:40,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:40,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:48:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:48:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 74 states and 137 transitions. [2024-12-06 05:48:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 137 transitions. [2024-12-06 05:48:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:48:43,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:43,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:48:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 05:48:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 144 transitions. [2024-12-06 05:48:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2024-12-06 05:48:59,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:48:59,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:59,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:48:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:00,158 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:50:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 80 states and 155 transitions. [2024-12-06 05:50:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2024-12-06 05:50:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:50:28,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:28,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 05:50:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 154 transitions. [2024-12-06 05:50:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2024-12-06 05:50:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:50:30,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:50:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 82 states and 157 transitions. [2024-12-06 05:50:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2024-12-06 05:50:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:50:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:31,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:50:36,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 156 transitions. [2024-12-06 05:50:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 156 transitions. [2024-12-06 05:50:36,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:50:36,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:36,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:50:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:36,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 05:50:36,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:50,965 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:50:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-06 05:51:24,680 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 [2024-12-06 05:51:46,490 WARN L873 $PredicateComparison]: unable to prove that (not (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 true [2024-12-06 05:51:56,495 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (<= |c_ULTIMATE.start_main_#t~post8#1| 2) (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 3) .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 [2024-12-06 05:52:22,933 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 3) .cse1 (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-12-06 05:52:45,214 WARN L286 SmtUtils]: Spent 20.04s on a formula simplification. DAG size of input: 32 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:53:11,733 WARN L286 SmtUtils]: Spent 8.44s on a formula simplification. DAG size of input: 34 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:53:38,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 05:53:45,384 WARN L286 SmtUtils]: Spent 6.88s 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) [2024-12-06 05:53:57,446 WARN L286 SmtUtils]: Spent 6.52s 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) [2024-12-06 05:54:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 163 transitions. [2024-12-06 05:54:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2024-12-06 05:54:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:54:13,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:54:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 172 transitions. [2024-12-06 05:54:16,485 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 172 transitions. [2024-12-06 05:54:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:54:16,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:16,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:16,575 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:54:26,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 91 states and 177 transitions. [2024-12-06 05:54:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 177 transitions. [2024-12-06 05:54:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:54:26,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:26,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:54:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:33,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 95 states and 186 transitions. [2024-12-06 05:54:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 186 transitions. [2024-12-06 05:54:33,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:54:33,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:33,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:56:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 99 states and 200 transitions. [2024-12-06 05:56:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 200 transitions. [2024-12-06 05:56:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:56:28,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:28,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:56:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 101 states and 204 transitions. [2024-12-06 05:56:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 204 transitions. [2024-12-06 05:56:36,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 05:56:36,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-06 05:56:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:50,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 103 states and 214 transitions. [2024-12-06 05:56:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 214 transitions. [2024-12-06 05:56:50,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 05:56:50,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:50,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-06 05:56:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 103 states and 213 transitions. [2024-12-06 05:56:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 213 transitions. [2024-12-06 05:56:51,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 05:56:51,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:56:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:51,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 05:56:51,949 INFO L279 TraceCheckSpWp]: Computing forward predicates...