./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/goblint-regression/28-race_reach_73-funloop_hard_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/goblint-regression/28-race_reach_73-funloop_hard_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 19:14:30,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 19:14:30,664 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2024-10-26 19:14:30,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 19:14:30,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 19:14:30,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 19:14:30,682 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 19:14:30,682 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 19:14:30,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 19:14:30,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 19:14:30,683 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 19:14:30,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 19:14:30,684 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 19:14:30,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 19:14:30,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 19:14:30,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 19:14:30,685 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 19:14:30,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 19:14:30,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 19:14:30,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 19:14:30,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 19:14:30,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 19:14:30,691 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 19:14:30,691 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-26 19:14:30,691 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 19:14:30,691 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 19:14:30,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 19:14:30,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 19:14:30,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 19:14:30,692 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 19:14:30,692 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 19:14:30,693 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 19:14:30,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 19:14:30,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 19:14:30,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 19:14:30,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 19:14:30,694 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 19:14:30,694 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-26 19:14:30,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 19:14:30,694 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 19:14:30,694 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 19:14:30,695 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 19:14:30,695 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 19:14:30,695 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 19:14:30,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 [2024-10-26 19:14:30,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 19:14:30,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 19:14:30,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 19:14:30,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 19:14:30,917 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 19:14:30,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2024-10-26 19:14:32,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 19:14:32,369 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 19:14:32,369 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2024-10-26 19:14:32,391 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6513588ae/9f5526a2e4814de1964a0022f7ff540f/FLAG6cea1f00e [2024-10-26 19:14:32,401 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6513588ae/9f5526a2e4814de1964a0022f7ff540f [2024-10-26 19:14:32,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 19:14:32,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 19:14:32,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 19:14:32,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 19:14:32,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 19:14:32,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:32,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55196136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32, skipping insertion in model container [2024-10-26 19:14:32,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:32,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 19:14:32,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 19:14:32,842 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 19:14:32,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 19:14:32,942 INFO L204 MainTranslator]: Completed translation [2024-10-26 19:14:32,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32 WrapperNode [2024-10-26 19:14:32,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 19:14:32,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-26 19:14:32,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-26 19:14:32,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-26 19:14:32,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:32,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:32,990 INFO L138 Inliner]: procedures = 272, calls = 110, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 372 [2024-10-26 19:14:32,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-26 19:14:32,991 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-26 19:14:32,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-26 19:14:32,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-26 19:14:32,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:32,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-26 19:14:33,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-26 19:14:33,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-26 19:14:33,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-26 19:14:33,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (1/1) ... [2024-10-26 19:14:33,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 19:14:33,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:33,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-26 19:14:33,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-26 19:14:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-10-26 19:14:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-26 19:14:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-26 19:14:33,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-26 19:14:33,092 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-26 19:14:33,198 INFO L238 CfgBuilder]: Building ICFG [2024-10-26 19:14:33,200 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-26 19:14:33,551 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-26 19:14:33,551 INFO L287 CfgBuilder]: Performing block encoding [2024-10-26 19:14:33,903 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-26 19:14:33,905 INFO L314 CfgBuilder]: Removed 35 assume(true) statements. [2024-10-26 19:14:33,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:14:33 BoogieIcfgContainer [2024-10-26 19:14:33,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-26 19:14:33,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-26 19:14:33,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-26 19:14:33,911 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-26 19:14:33,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:14:32" (1/3) ... [2024-10-26 19:14:33,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31c31375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:14:33, skipping insertion in model container [2024-10-26 19:14:33,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:14:32" (2/3) ... [2024-10-26 19:14:33,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31c31375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:14:33, skipping insertion in model container [2024-10-26 19:14:33,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:14:33" (3/3) ... [2024-10-26 19:14:33,913 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_73-funloop_hard_racefree.i [2024-10-26 19:14:33,925 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-26 19:14:33,926 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2024-10-26 19:14:33,926 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-26 19:14:33,965 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-26 19:14:34,001 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:14:34,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 19:14:34,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:34,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 19:14:34,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-26 19:14:34,031 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 19:14:34,040 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-10-26 19:14:34,044 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36c6e2fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:14:34,045 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-26 19:14:34,248 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:34,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:34,253 INFO L85 PathProgramCache]: Analyzing trace with hash 199141302, now seen corresponding path program 1 times [2024-10-26 19:14:34,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:34,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540420691] [2024-10-26 19:14:34,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:34,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:14:34,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:34,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540420691] [2024-10-26 19:14:34,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540420691] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:34,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:14:34,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 19:14:34,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473879564] [2024-10-26 19:14:34,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:34,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 19:14:34,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:34,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 19:14:34,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 19:14:34,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:34,544 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:34,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:34,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:34,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:34,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-26 19:14:34,635 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:34,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:34,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1683121081, now seen corresponding path program 1 times [2024-10-26 19:14:34,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:34,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472056662] [2024-10-26 19:14:34,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:34,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:34,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:14:34,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:34,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472056662] [2024-10-26 19:14:34,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472056662] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:34,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435952270] [2024-10-26 19:14:34,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:34,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:34,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:34,775 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:34,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-26 19:14:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:34,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 19:14:34,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:14:34,916 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:14:34,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435952270] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:34,953 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:34,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-10-26 19:14:34,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918207106] [2024-10-26 19:14:34,954 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:34,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 19:14:34,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:34,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 19:14:34,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 19:14:34,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:34,958 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:34,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:35,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:35,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:35,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-26 19:14:35,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-26 19:14:35,247 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:35,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:35,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1697939687, now seen corresponding path program 2 times [2024-10-26 19:14:35,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:35,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139696588] [2024-10-26 19:14:35,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:35,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-26 19:14:35,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:35,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139696588] [2024-10-26 19:14:35,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139696588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:35,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:14:35,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-26 19:14:35,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205443540] [2024-10-26 19:14:35,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:35,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:14:35,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:35,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:14:35,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:14:35,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:35,325 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:35,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:35,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:35,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:35,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:35,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:35,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:35,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:35,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:35,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:35,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-26 19:14:35,446 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:35,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:35,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1141251231, now seen corresponding path program 1 times [2024-10-26 19:14:35,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:35,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720356265] [2024-10-26 19:14:35,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:35,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:35,590 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:35,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:35,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720356265] [2024-10-26 19:14:35,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720356265] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:35,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [717460415] [2024-10-26 19:14:35,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:35,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:35,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:35,594 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:35,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-26 19:14:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:35,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-26 19:14:35,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:35,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:35,707 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:35,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [717460415] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:35,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:35,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-10-26 19:14:35,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852209719] [2024-10-26 19:14:35,784 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:35,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-26 19:14:35,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:35,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-26 19:14:35,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-10-26 19:14:35,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:35,787 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:35,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 17 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:35,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:35,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:35,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:35,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:35,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:35,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:35,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:35,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:35,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-26 19:14:36,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:36,115 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:36,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:36,115 INFO L85 PathProgramCache]: Analyzing trace with hash 2119793185, now seen corresponding path program 2 times [2024-10-26 19:14:36,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:36,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52793850] [2024-10-26 19:14:36,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:36,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:36,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:36,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52793850] [2024-10-26 19:14:36,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52793850] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:36,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554741598] [2024-10-26 19:14:36,318 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:14:36,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:36,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:36,320 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:36,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-26 19:14:36,423 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:14:36,423 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:14:36,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-26 19:14:36,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:36,474 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:36,474 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:14:36,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554741598] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:36,628 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:36,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 22 [2024-10-26 19:14:36,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974111325] [2024-10-26 19:14:36,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:36,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-26 19:14:36,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:36,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-26 19:14:36,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-10-26 19:14:36,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:36,632 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:36,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.217391304347826) internal successors, (51), 22 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:36,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:36,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:36,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:36,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:36,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:36,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-26 19:14:36,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:36,996 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:36,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:36,996 INFO L85 PathProgramCache]: Analyzing trace with hash 207522954, now seen corresponding path program 3 times [2024-10-26 19:14:36,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:36,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431250779] [2024-10-26 19:14:36,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:37,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:37,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431250779] [2024-10-26 19:14:37,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431250779] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:37,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463414733] [2024-10-26 19:14:37,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:14:37,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:37,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:37,361 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:37,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-26 19:14:37,440 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-26 19:14:37,440 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:14:37,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-10-26 19:14:37,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:37,648 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:37,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:37,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:37,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:37,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:14:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:37,833 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:37,870 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_184 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_184) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|)))) is different from false [2024-10-26 19:14:38,127 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 1 not checked. [2024-10-26 19:14:38,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463414733] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:38,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:38,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 18 [2024-10-26 19:14:38,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136115511] [2024-10-26 19:14:38,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:38,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-26 19:14:38,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:38,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-26 19:14:38,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=279, Unknown=10, NotChecked=34, Total=380 [2024-10-26 19:14:38,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:38,132 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:38,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 3.473684210526316) internal successors, (66), 19 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:38,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:38,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:38,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:38,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:38,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:38,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:38,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:38,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:38,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-26 19:14:38,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-26 19:14:38,597 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:38,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:38,597 INFO L85 PathProgramCache]: Analyzing trace with hash 508062046, now seen corresponding path program 1 times [2024-10-26 19:14:38,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:38,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788857620] [2024-10-26 19:14:38,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:38,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:38,974 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:38,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:38,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788857620] [2024-10-26 19:14:38,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788857620] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:38,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382034896] [2024-10-26 19:14:38,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:38,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:38,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:38,976 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:38,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-26 19:14:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:39,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-26 19:14:39,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:39,242 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:39,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:39,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:39,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:39,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:14:39,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:14:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:39,441 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:39,508 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_258 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_258) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|)))) is different from false [2024-10-26 19:14:39,520 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_258 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_258) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:14:39,533 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_258 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_258) |c_~#cache~0.base|) |c_~#cache~0.offset|)))) is different from false [2024-10-26 19:14:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 2 not checked. [2024-10-26 19:14:39,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382034896] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:39,705 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:39,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 23 [2024-10-26 19:14:39,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091151853] [2024-10-26 19:14:39,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:39,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-26 19:14:39,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:39,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-26 19:14:39,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=396, Unknown=3, NotChecked=126, Total=600 [2024-10-26 19:14:39,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:39,707 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:39,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 3.5833333333333335) internal successors, (86), 24 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:39,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:39,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:39,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:40,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-26 19:14:40,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-26 19:14:40,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:40,214 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:40,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:40,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1429944644, now seen corresponding path program 1 times [2024-10-26 19:14:40,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:40,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254194515] [2024-10-26 19:14:40,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:40,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-10-26 19:14:40,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:40,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254194515] [2024-10-26 19:14:40,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254194515] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:40,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:14:40,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:14:40,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720083233] [2024-10-26 19:14:40,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:40,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:14:40,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:40,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:14:40,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:14:40,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:40,337 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:40,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.666666666666666) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-26 19:14:40,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:40,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:40,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-26 19:14:40,468 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:40,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:40,469 INFO L85 PathProgramCache]: Analyzing trace with hash 226110694, now seen corresponding path program 1 times [2024-10-26 19:14:40,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:40,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697612008] [2024-10-26 19:14:40,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:40,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:40,566 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:40,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:40,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697612008] [2024-10-26 19:14:40,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697612008] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:40,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:14:40,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:14:40,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266722739] [2024-10-26 19:14:40,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:40,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:14:40,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:40,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:14:40,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:14:40,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:40,571 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:40,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:40,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:40,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:40,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:40,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:40,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:14:40,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:40,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-26 19:14:40,725 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:40,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:40,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1938443519, now seen corresponding path program 1 times [2024-10-26 19:14:40,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:40,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683898916] [2024-10-26 19:14:40,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:40,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:41,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:41,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683898916] [2024-10-26 19:14:41,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683898916] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:41,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422655264] [2024-10-26 19:14:41,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:41,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:41,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:41,327 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:41,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-26 19:14:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:41,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-10-26 19:14:41,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:41,708 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:41,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:41,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:14:41,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:14:41,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:14:42,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:14:42,235 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:42,235 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:42,459 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_432 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_432) |c_~#cache~0.base|) (+ 28 |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:14:42,632 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 2 not checked. [2024-10-26 19:14:42,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422655264] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:42,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:42,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 11] total 34 [2024-10-26 19:14:42,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414161734] [2024-10-26 19:14:42,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:42,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-26 19:14:42,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:42,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-26 19:14:42,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=1016, Unknown=2, NotChecked=66, Total=1260 [2024-10-26 19:14:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:42,635 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:42,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 4.114285714285714) internal successors, (144), 35 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:42,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:42,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:42,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:42,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:42,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:43,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:43,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:43,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-26 19:14:43,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-26 19:14:43,369 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:43,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:43,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1554407175, now seen corresponding path program 1 times [2024-10-26 19:14:43,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:43,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806633939] [2024-10-26 19:14:43,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:43,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:43,953 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:43,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:43,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806633939] [2024-10-26 19:14:43,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806633939] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:43,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442223915] [2024-10-26 19:14:43,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:43,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:43,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:43,956 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:43,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-26 19:14:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:44,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-10-26 19:14:44,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:44,392 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:44,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:44,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:14:44,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:14:44,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:14:44,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:14:44,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2024-10-26 19:14:45,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-10-26 19:14:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-26 19:14:45,016 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:45,382 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_542 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_542) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:14:45,390 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_542 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_542) |c_~#cache~0.base|) (+ 28 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:14:45,612 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 3 not checked. [2024-10-26 19:14:45,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442223915] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:45,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:45,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 12] total 37 [2024-10-26 19:14:45,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087531860] [2024-10-26 19:14:45,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:45,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-10-26 19:14:45,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:45,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-10-26 19:14:45,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1201, Unknown=8, NotChecked=142, Total=1482 [2024-10-26 19:14:45,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:45,615 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:45,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 38 states have (on average 4.394736842105263) internal successors, (167), 38 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:45,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:46,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:46,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:14:46,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-26 19:14:46,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:46,752 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:46,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:46,753 INFO L85 PathProgramCache]: Analyzing trace with hash 897287517, now seen corresponding path program 1 times [2024-10-26 19:14:46,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:46,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045931215] [2024-10-26 19:14:46,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:46,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:46,869 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:46,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:46,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045931215] [2024-10-26 19:14:46,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045931215] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:46,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189451238] [2024-10-26 19:14:46,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:46,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:46,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:46,873 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:46,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-26 19:14:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:47,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 19:14:47,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:47,087 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:47,087 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:14:47,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189451238] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:47,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:14:47,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-10-26 19:14:47,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341770317] [2024-10-26 19:14:47,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:47,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 19:14:47,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:47,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 19:14:47,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-26 19:14:47,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:47,089 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:47,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:14:47,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:47,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-26 19:14:47,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:47,424 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:47,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:47,424 INFO L85 PathProgramCache]: Analyzing trace with hash 2046110347, now seen corresponding path program 1 times [2024-10-26 19:14:47,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:47,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568551458] [2024-10-26 19:14:47,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:47,482 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-10-26 19:14:47,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:47,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568551458] [2024-10-26 19:14:47,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568551458] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:14:47,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:14:47,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:14:47,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075796574] [2024-10-26 19:14:47,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:14:47,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:14:47,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:47,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:14:47,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:14:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:47,485 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:47,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:47,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:47,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:47,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-26 19:14:47,579 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:47,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:47,579 INFO L85 PathProgramCache]: Analyzing trace with hash 989340344, now seen corresponding path program 2 times [2024-10-26 19:14:47,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:47,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775850532] [2024-10-26 19:14:47,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:48,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:48,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775850532] [2024-10-26 19:14:48,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775850532] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:48,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640374116] [2024-10-26 19:14:48,264 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:14:48,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:48,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:48,265 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:48,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-26 19:14:48,375 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:14:48,375 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:14:48,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-10-26 19:14:48,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:48,529 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:48,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:48,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:48,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:48,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:48,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:48,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:49,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:49,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:49,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:49,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:14:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:49,188 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:49,512 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_852 Int) (v_ArrVal_848 (Array Int Int))) (< 0 (+ (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_848))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_852))) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:14:49,567 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_848 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_848) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:14:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 145 trivial. 5 not checked. [2024-10-26 19:14:49,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640374116] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:49,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:49,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 14] total 40 [2024-10-26 19:14:49,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008235707] [2024-10-26 19:14:49,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:49,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-26 19:14:49,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:49,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-26 19:14:49,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1421, Unknown=8, NotChecked=154, Total=1722 [2024-10-26 19:14:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:49,755 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:49,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 5.414634146341464) internal successors, (222), 41 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:49,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:49,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:49,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:49,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:50,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:50,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:14:50,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-26 19:14:50,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-26 19:14:50,800 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:50,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:50,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1672469648, now seen corresponding path program 2 times [2024-10-26 19:14:50,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:50,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754237976] [2024-10-26 19:14:50,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:50,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:51,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:51,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754237976] [2024-10-26 19:14:51,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754237976] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:51,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [968057851] [2024-10-26 19:14:51,656 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:14:51,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:51,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:51,658 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:51,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-26 19:14:51,778 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:14:51,778 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:14:51,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-10-26 19:14:51,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:51,931 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:51,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:51,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:52,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:52,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:52,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:52,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:52,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:52,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:52,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:52,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:14:52,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:14:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:52,614 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:14:53,084 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_994 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_994) |c_~#cache~0.base|) (+ 56 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483649))) is different from false [2024-10-26 19:14:53,265 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:53,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [968057851] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:14:53,266 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:14:53,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 16] total 45 [2024-10-26 19:14:53,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920981341] [2024-10-26 19:14:53,266 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:14:53,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-10-26 19:14:53,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:14:53,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-10-26 19:14:53,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1882, Unknown=29, NotChecked=88, Total=2162 [2024-10-26 19:14:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:53,268 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:14:53,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 5.260869565217392) internal successors, (242), 46 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:14:53,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:53,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:53,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:14:53,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:14:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:14:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:14:54,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-26 19:14:54,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:54,594 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:14:54,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:14:54,595 INFO L85 PathProgramCache]: Analyzing trace with hash 170970031, now seen corresponding path program 3 times [2024-10-26 19:14:54,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:14:54,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083224589] [2024-10-26 19:14:54,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:14:54,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:14:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:14:55,544 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:55,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:14:55,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083224589] [2024-10-26 19:14:55,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083224589] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:14:55,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919653150] [2024-10-26 19:14:55,545 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:14:55,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:14:55,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:14:55,547 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:14:55,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-26 19:14:55,782 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-10-26 19:14:55,782 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:14:55,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-10-26 19:14:55,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:14:55,927 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:14:55,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:14:55,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:56,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:14:56,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:14:56,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:14:56,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:14:56,748 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 1 proven. 106 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:14:56,748 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:01,398 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1162 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1162) |c_~#cache~0.base|) (+ 84 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:15:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 106 refuted. 1 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:01,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919653150] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:01,641 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:01,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 17] total 49 [2024-10-26 19:15:01,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734320510] [2024-10-26 19:15:01,641 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:01,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-10-26 19:15:01,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:01,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-10-26 19:15:01,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=2264, Unknown=20, NotChecked=96, Total=2550 [2024-10-26 19:15:01,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:01,644 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:01,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 6.0) internal successors, (300), 50 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:01,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:01,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:02,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:15:02,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:02,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-26 19:15:03,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-26 19:15:03,162 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:03,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:03,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1110653287, now seen corresponding path program 3 times [2024-10-26 19:15:03,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:03,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175615954] [2024-10-26 19:15:03,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:03,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:04,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:04,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175615954] [2024-10-26 19:15:04,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175615954] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:04,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848968797] [2024-10-26 19:15:04,248 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:15:04,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:04,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:04,249 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:04,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-26 19:15:04,570 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-10-26 19:15:04,570 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:04,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-10-26 19:15:04,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:04,742 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:04,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:04,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:04,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:04,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:05,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:05,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:05,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:05,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:05,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:15:05,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:15:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 1 proven. 127 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:05,776 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:07,270 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:07,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848968797] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:07,270 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:07,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 53 [2024-10-26 19:15:07,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992338784] [2024-10-26 19:15:07,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:07,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-10-26 19:15:07,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:07,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-10-26 19:15:07,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2744, Unknown=36, NotChecked=0, Total=2970 [2024-10-26 19:15:07,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:07,272 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:07,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 5.925925925925926) internal successors, (320), 54 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:07,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:08,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:15:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:15:08,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-26 19:15:09,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-26 19:15:09,095 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:09,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:09,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1134468582, now seen corresponding path program 4 times [2024-10-26 19:15:09,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:09,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505201866] [2024-10-26 19:15:09,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:09,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:10,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:10,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505201866] [2024-10-26 19:15:10,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505201866] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:10,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643838427] [2024-10-26 19:15:10,298 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:15:10,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:10,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:10,300 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:10,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-26 19:15:10,592 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:15:10,592 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:10,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-10-26 19:15:10,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:10,749 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:10,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:10,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:10,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:10,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:10,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:11,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:11,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:15:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 1 proven. 193 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:11,900 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:12,734 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1548 (Array Int Int)) (v_ArrVal_1551 Int)) (< 0 (+ (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1548))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_1551))) |c_~#cache~0.base|) (+ 112 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:15:12,881 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1548 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1548) |c_~#cache~0.base|) (+ 112 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:15:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 145 trivial. 9 not checked. [2024-10-26 19:15:13,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643838427] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:13,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:13,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 20] total 58 [2024-10-26 19:15:13,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180533495] [2024-10-26 19:15:13,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:13,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-10-26 19:15:13,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:13,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-10-26 19:15:13,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=3106, Unknown=11, NotChecked=226, Total=3540 [2024-10-26 19:15:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:13,085 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:13,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 59 states have (on average 6.406779661016949) internal successors, (378), 59 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:13,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:15:13,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:14,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:15:15,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-10-26 19:15:15,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-26 19:15:15,191 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:15,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:15,191 INFO L85 PathProgramCache]: Analyzing trace with hash -2014357374, now seen corresponding path program 4 times [2024-10-26 19:15:15,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:15,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960346912] [2024-10-26 19:15:15,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:15,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:16,572 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:16,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:16,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960346912] [2024-10-26 19:15:16,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960346912] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:16,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062386922] [2024-10-26 19:15:16,573 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:15:16,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:16,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:16,574 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:16,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-26 19:15:16,807 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:15:16,807 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:16,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-10-26 19:15:16,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:16,968 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:16,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:16,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:17,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:17,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:17,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:17,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:18,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:18,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:18,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:15:18,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:15:18,230 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 1 proven. 221 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:18,230 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:22,236 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1766 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1766) |c_~#cache~0.base|) (+ 112 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:15:22,243 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1766 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1766) |c_~#cache~0.base|) (+ 112 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:15:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 145 trivial. 2 not checked. [2024-10-26 19:15:22,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062386922] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:22,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:22,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 22] total 63 [2024-10-26 19:15:22,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866901960] [2024-10-26 19:15:22,389 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:22,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-26 19:15:22,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:22,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-26 19:15:22,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=3674, Unknown=25, NotChecked=246, Total=4160 [2024-10-26 19:15:22,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:22,391 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:22,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 64 states have (on average 6.21875) internal successors, (398), 64 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:22,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:22,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:22,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:22,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:15:22,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:24,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:15:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:15:24,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-10-26 19:15:25,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:25,130 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:25,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:25,130 INFO L85 PathProgramCache]: Analyzing trace with hash 787777885, now seen corresponding path program 5 times [2024-10-26 19:15:25,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:25,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008733516] [2024-10-26 19:15:25,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:25,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:25,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 307 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:26,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:26,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008733516] [2024-10-26 19:15:26,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008733516] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:26,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220778706] [2024-10-26 19:15:26,619 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-26 19:15:26,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:26,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:26,620 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:26,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-26 19:15:29,164 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-26 19:15:29,164 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:29,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-10-26 19:15:29,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:29,330 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:29,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:29,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:29,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:29,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:29,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:29,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:29,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:29,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:29,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:29,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:29,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:30,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:30,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:15:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 1 proven. 306 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:30,796 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:31,974 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2010 Int) (v_ArrVal_2006 (Array Int Int))) (< 0 (+ (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2006))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_2010))) |c_~#cache~0.base|) (+ 140 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:15:32,123 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2006 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2006) |c_~#cache~0.base|) (+ 140 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:15:32,271 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 295 refuted. 0 times theorem prover too weak. 145 trivial. 12 not checked. [2024-10-26 19:15:32,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220778706] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:32,271 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:32,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 23] total 67 [2024-10-26 19:15:32,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553749880] [2024-10-26 19:15:32,271 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:32,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-10-26 19:15:32,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:32,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-10-26 19:15:32,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=4194, Unknown=11, NotChecked=262, Total=4692 [2024-10-26 19:15:32,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:32,274 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:32,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 68 states have (on average 6.705882352941177) internal successors, (456), 68 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:32,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:32,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:32,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:15:32,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:15:32,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:15:32,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:34,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-10-26 19:15:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:34,584 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-10-26 19:15:34,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:34,768 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:34,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:34,769 INFO L85 PathProgramCache]: Analyzing trace with hash 550955307, now seen corresponding path program 5 times [2024-10-26 19:15:34,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:34,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025128113] [2024-10-26 19:15:34,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:34,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:36,332 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:36,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:36,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025128113] [2024-10-26 19:15:36,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025128113] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:36,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460742722] [2024-10-26 19:15:36,333 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-26 19:15:36,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:36,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:36,334 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:36,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-26 19:15:38,287 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-26 19:15:38,287 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:38,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 828 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-10-26 19:15:38,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:38,466 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:38,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:38,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:38,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:15:38,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:38,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:38,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:38,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:38,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:38,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:38,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:38,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:39,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:15:39,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:15:39,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:15:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 1 proven. 341 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:39,978 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:41,250 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2264 Int) (v_ArrVal_2260 (Array Int Int))) (< 0 (+ (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2260))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_2264))) |c_~#cache~0.base|) (+ 140 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483649))) is different from false [2024-10-26 19:15:41,418 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2260 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2260) |c_~#cache~0.base|) (+ 140 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:15:41,564 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 145 trivial. 12 not checked. [2024-10-26 19:15:41,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460742722] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:41,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:41,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 25] total 72 [2024-10-26 19:15:41,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766399900] [2024-10-26 19:15:41,565 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:41,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2024-10-26 19:15:41,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:41,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2024-10-26 19:15:41,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=4842, Unknown=31, NotChecked=282, Total=5402 [2024-10-26 19:15:41,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:41,568 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:41,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 73 states have (on average 6.52054794520548) internal successors, (476), 73 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:41,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-10-26 19:15:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:41,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:44,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-10-26 19:15:44,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-10-26 19:15:44,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:44,792 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:15:44,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:15:44,792 INFO L85 PathProgramCache]: Analyzing trace with hash -115769836, now seen corresponding path program 6 times [2024-10-26 19:15:44,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:15:44,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26454341] [2024-10-26 19:15:44,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:15:44,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:15:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:15:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 0 proven. 446 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:46,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:15:46,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26454341] [2024-10-26 19:15:46,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26454341] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:15:46,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228414620] [2024-10-26 19:15:46,635 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-26 19:15:46,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:15:46,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:15:46,636 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:15:46,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-26 19:15:52,816 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-10-26 19:15:52,817 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:15:52,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 126 conjuncts are in the unsatisfiable core [2024-10-26 19:15:52,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:15:53,031 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:15:53,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:15:53,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:15:53,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:15:53,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:53,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:53,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:53,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:53,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:53,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:54,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:54,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:54,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:54,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:15:54,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:15:54,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:15:54,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:15:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 1 proven. 445 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:15:55,159 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:15:57,090 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2536 (Array Int Int)) (v_ArrVal_2540 Int)) (let ((.cse0 (select (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2536))) (store .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_2540))) |c_~#cache~0.base|)) (.cse1 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483650 (select .cse0 (+ .cse1 168 |c_~#cache~0.offset|)))) (< (+ (select .cse0 (+ 140 .cse1 |c_~#cache~0.offset|)) 2147483648) 0)))) is different from false [2024-10-26 19:15:57,199 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2536 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2536) |c_~#cache~0.base|)) (.cse1 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483650 (select .cse0 (+ .cse1 168 |c_~#cache~0.offset|)))) (< (+ 2147483648 (select .cse0 (+ 140 .cse1 |c_~#cache~0.offset|))) 0)))) is different from false [2024-10-26 19:15:57,210 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2536 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2536) |c_~#cache~0.base|))) (or (< (+ (select .cse0 (+ 140 |c_~#cache~0.offset|)) 2147483648) 0) (< 0 (+ 2147483650 (select .cse0 (+ 168 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:15:57,469 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 145 trivial. 14 not checked. [2024-10-26 19:15:57,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228414620] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:15:57,469 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:15:57,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28, 31] total 84 [2024-10-26 19:15:57,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801541240] [2024-10-26 19:15:57,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:15:57,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2024-10-26 19:15:57,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:15:57,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2024-10-26 19:15:57,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=6402, Unknown=10, NotChecked=492, Total=7310 [2024-10-26 19:15:57,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:15:57,472 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:15:57,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 85 states have (on average 6.2823529411764705) internal successors, (534), 85 states have internal predecessors, (534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:15:57,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:15:57,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:57,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:57,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-10-26 19:15:57,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:00,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-10-26 19:16:00,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:16:00,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-10-26 19:16:00,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-10-26 19:16:00,859 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:16:00,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:16:00,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1190037652, now seen corresponding path program 6 times [2024-10-26 19:16:00,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:16:00,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609868740] [2024-10-26 19:16:00,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:16:00,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:16:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:02,838 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 488 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:02,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:16:02,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609868740] [2024-10-26 19:16:02,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609868740] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:16:02,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71721568] [2024-10-26 19:16:02,839 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-26 19:16:02,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:16:02,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:16:02,840 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:16:02,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-26 19:16:07,135 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-10-26 19:16:07,135 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:16:07,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-10-26 19:16:07,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:16:07,306 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:16:07,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:16:07,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:07,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:07,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:07,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:07,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:07,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:07,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:07,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:08,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:08,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:09,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:16:09,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:16:09,132 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 1 proven. 487 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:09,132 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:16:10,859 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2826 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2826) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) 168 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:16:10,865 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2826 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2826) |c_~#cache~0.base|) (+ 168 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:16:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 145 trivial. 8 not checked. [2024-10-26 19:16:11,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71721568] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:16:11,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:16:11,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 80 [2024-10-26 19:16:11,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041878523] [2024-10-26 19:16:11,017 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:16:11,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-10-26 19:16:11,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:16:11,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-10-26 19:16:11,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=6041, Unknown=20, NotChecked=314, Total=6642 [2024-10-26 19:16:11,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:11,020 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:16:11,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 81 states have (on average 6.839506172839506) internal successors, (554), 81 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:11,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-10-26 19:16:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:16:11,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-10-26 19:16:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-26 19:16:15,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-10-26 19:16:15,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:16:15,224 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:16:15,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:16:15,224 INFO L85 PathProgramCache]: Analyzing trace with hash -618107893, now seen corresponding path program 7 times [2024-10-26 19:16:15,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:16:15,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485140222] [2024-10-26 19:16:15,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:16:15,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:16:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:17,493 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:17,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:16:17,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485140222] [2024-10-26 19:16:17,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485140222] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:16:17,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236036024] [2024-10-26 19:16:17,493 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-26 19:16:17,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:16:17,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:16:17,494 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:16:17,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-26 19:16:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:17,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-10-26 19:16:17,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:16:17,923 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:16:17,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:16:17,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:18,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:18,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:18,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:19,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:19,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:16:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 1 proven. 610 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:20,001 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:16:24,135 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3138 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3138) |c_~#cache~0.base|) (+ 196 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:16:24,375 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 610 refuted. 1 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:24,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [236036024] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:16:24,375 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:16:24,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 29] total 85 [2024-10-26 19:16:24,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492399126] [2024-10-26 19:16:24,375 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:16:24,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-10-26 19:16:24,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:16:24,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-10-26 19:16:24,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=7008, Unknown=20, NotChecked=168, Total=7482 [2024-10-26 19:16:24,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:24,378 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:16:24,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 86 states have (on average 7.116279069767442) internal successors, (612), 86 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:24,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-26 19:16:24,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:28,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-10-26 19:16:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 19:16:28,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-10-26 19:16:28,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-10-26 19:16:28,840 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:16:28,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:16:28,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1240286909, now seen corresponding path program 7 times [2024-10-26 19:16:28,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:16:28,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928935230] [2024-10-26 19:16:28,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:16:28,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:16:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:31,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:16:31,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928935230] [2024-10-26 19:16:31,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928935230] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:16:31,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123307880] [2024-10-26 19:16:31,251 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-26 19:16:31,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:16:31,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:16:31,252 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:16:31,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-26 19:16:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:31,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 1004 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-10-26 19:16:31,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:16:31,669 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:16:31,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:16:31,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:31,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:31,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:31,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:31,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:31,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:32,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:32,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:33,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:33,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:33,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:33,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:33,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:33,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:16:33,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:16:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 1 proven. 659 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:33,860 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:16:40,917 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3464 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3464) |c_~#cache~0.base|) (+ 196 |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:16:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 145 trivial. 2 not checked. [2024-10-26 19:16:41,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2123307880] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:16:41,079 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:16:41,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 31] total 90 [2024-10-26 19:16:41,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631407455] [2024-10-26 19:16:41,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:16:41,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2024-10-26 19:16:41,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:16:41,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2024-10-26 19:16:41,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=7835, Unknown=52, NotChecked=178, Total=8372 [2024-10-26 19:16:41,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:41,083 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:16:41,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 91 states have (on average 6.945054945054945) internal successors, (632), 91 states have internal predecessors, (632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:41,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-10-26 19:16:41,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-26 19:16:41,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:46,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:16:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:16:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:16:46,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-10-26 19:16:46,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-10-26 19:16:46,344 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:16:46,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:16:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash -2123349182, now seen corresponding path program 8 times [2024-10-26 19:16:46,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:16:46,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574546498] [2024-10-26 19:16:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:16:46,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:16:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:16:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 802 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:49,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:16:49,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574546498] [2024-10-26 19:16:49,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574546498] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:16:49,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469398350] [2024-10-26 19:16:49,172 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:16:49,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:16:49,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:16:49,173 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:16:49,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-26 19:16:49,446 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:16:49,446 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:16:49,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 136 conjuncts are in the unsatisfiable core [2024-10-26 19:16:49,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:16:49,627 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:16:49,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:16:49,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:49,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:16:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:49,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:49,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:50,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:50,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:51,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:16:51,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:16:52,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:16:52,062 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 1 proven. 801 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:16:52,062 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:16:55,062 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3812 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3812) |c_~#cache~0.base|) (+ 224 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:16:55,071 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3812 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3812) |c_~#cache~0.base|) (+ 224 |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:16:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 145 trivial. 2 not checked. [2024-10-26 19:16:55,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469398350] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:16:55,251 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:16:55,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 32] total 94 [2024-10-26 19:16:55,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405113732] [2024-10-26 19:16:55,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:16:55,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 96 states [2024-10-26 19:16:55,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:16:55,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2024-10-26 19:16:55,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=8427, Unknown=14, NotChecked=370, Total=9120 [2024-10-26 19:16:55,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:16:55,256 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:16:55,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 96 states, 95 states have (on average 7.2631578947368425) internal successors, (690), 95 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:16:55,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:16:55,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:16:55,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:17:00,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:00,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:17:00,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-10-26 19:17:00,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-10-26 19:17:00,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-10-26 19:17:00,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-10-26 19:17:00,352 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:17:00,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:17:00,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1009372250, now seen corresponding path program 8 times [2024-10-26 19:17:00,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:17:00,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599402798] [2024-10-26 19:17:00,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:17:00,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:17:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:17:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 858 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:17:03,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:17:03,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599402798] [2024-10-26 19:17:03,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599402798] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:17:03,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347170103] [2024-10-26 19:17:03,463 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:17:03,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:17:03,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:17:03,464 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:17:03,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-26 19:17:03,733 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:17:03,733 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:17:03,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-10-26 19:17:03,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:17:03,946 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:17:03,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:17:03,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:17:04,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:17:04,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:04,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:04,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:04,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:04,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:04,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:04,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:05,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:05,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:06,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:06,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:06,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:06,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:17:06,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:17:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 1 proven. 857 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:17:06,550 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:17:09,040 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4174 (Array Int Int)) (v_ArrVal_4178 Int)) (< 0 (+ (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4174))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_4178))) |c_~#cache~0.base|) (+ 224 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 2147483649))) is different from false [2024-10-26 19:17:09,158 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4174 (Array Int Int))) (< 0 (+ 2147483649 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4174) |c_~#cache~0.base|) (+ 224 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:17:09,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 145 trivial. 17 not checked. [2024-10-26 19:17:09,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347170103] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:17:09,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:17:09,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 34] total 99 [2024-10-26 19:17:09,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868427716] [2024-10-26 19:17:09,415 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:17:09,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-10-26 19:17:09,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:17:09,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-10-26 19:17:09,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=335, Invalid=9355, Unknown=20, NotChecked=390, Total=10100 [2024-10-26 19:17:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:17:09,418 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:17:09,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 100 states have (on average 7.1) internal successors, (710), 100 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-10-26 19:17:09,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:17:15,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:17:15,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:17:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:17:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-10-26 19:17:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-10-26 19:17:15,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-10-26 19:17:15,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-26 19:17:15,410 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:17:15,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:17:15,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1301023815, now seen corresponding path program 9 times [2024-10-26 19:17:15,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:17:15,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025195739] [2024-10-26 19:17:15,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:17:15,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:17:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:17:18,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1019 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:17:18,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:17:18,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025195739] [2024-10-26 19:17:18,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025195739] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:17:18,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959737578] [2024-10-26 19:17:18,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:17:18,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:17:18,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:17:18,950 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:17:18,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-26 19:17:28,874 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-10-26 19:17:28,874 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:17:28,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 162 conjuncts are in the unsatisfiable core [2024-10-26 19:17:28,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:17:29,140 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:17:29,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:17:29,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:17:29,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:17:29,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:29,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:29,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:29,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:29,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:29,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:30,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:30,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:31,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:31,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:31,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:17:31,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:17:31,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:17:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 29 proven. 1018 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-26 19:17:32,003 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:17:34,812 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4558 (Array Int Int)) (v_ArrVal_4561 Int)) (< 0 (+ 2147483650 (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4558))) (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_4561))) |c_~#cache~0.base|) (+ 252 (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))))) is different from false [2024-10-26 19:17:35,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 92 trivial. 19 not checked. [2024-10-26 19:17:35,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959737578] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:17:35,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:17:35,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 36, 39] total 109 [2024-10-26 19:17:35,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004925728] [2024-10-26 19:17:35,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:17:35,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2024-10-26 19:17:35,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:17:35,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2024-10-26 19:17:35,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=383, Invalid=11593, Unknown=18, NotChecked=216, Total=12210 [2024-10-26 19:17:35,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:17:35,841 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:17:35,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 110 states have (on average 7.0636363636363635) internal successors, (777), 110 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:35,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:17:35,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:17:35,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-10-26 19:17:35,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-10-26 19:17:35,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:42,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:17:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-10-26 19:17:42,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-10-26 19:17:42,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:17:42,445 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:17:42,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:17:42,445 INFO L85 PathProgramCache]: Analyzing trace with hash 301489999, now seen corresponding path program 9 times [2024-10-26 19:17:42,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:17:42,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904205515] [2024-10-26 19:17:42,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:17:42,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:17:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:17:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 1082 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:17:46,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:17:46,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904205515] [2024-10-26 19:17:46,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904205515] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:17:46,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237930765] [2024-10-26 19:17:46,024 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:17:46,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:17:46,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:17:46,025 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:17:46,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-26 19:18:12,225 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-10-26 19:18:12,226 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:18:12,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 173 conjuncts are in the unsatisfiable core [2024-10-26 19:18:12,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:18:12,478 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:18:12,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:18:12,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:18:12,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-26 19:18:12,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:12,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:12,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:12,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:13,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:13,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:14,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:14,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:15,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:15,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:18:15,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 19:18:15,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:18:15,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-10-26 19:18:15,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2024-10-26 19:18:15,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-10-26 19:18:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 1 proven. 1081 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:18:15,965 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:18:19,648 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4959 Int) (v_ArrVal_4956 (Array Int Int))) (let ((.cse0 (select (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4956))) (store .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse2 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_4959))) |c_~#cache~0.base|)) (.cse1 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483649 (select .cse0 (+ 252 .cse1 |c_~#cache~0.offset|)))) (< (+ (select .cse0 (+ 224 .cse1 |c_~#cache~0.offset|)) 2147483648) 0)))) is different from false [2024-10-26 19:18:19,774 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4956 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4956) |c_~#cache~0.base|)) (.cse1 (* |c_t_funThread1of1ForFork0_~i~0#1| 28))) (or (< (+ (select .cse0 (+ 224 .cse1 |c_~#cache~0.offset|)) 2147483648) 0) (< 0 (+ 2147483649 (select .cse0 (+ 252 .cse1 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:18:19,785 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4956 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_4956) |c_~#cache~0.base|))) (or (< (+ (select .cse0 (+ 224 |c_~#cache~0.offset|)) 2147483648) 0) (< 0 (+ 2147483649 (select .cse0 (+ 252 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:18:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 1062 refuted. 0 times theorem prover too weak. 145 trivial. 20 not checked. [2024-10-26 19:18:20,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237930765] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:18:20,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:18:20,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 39, 42] total 116 [2024-10-26 19:18:20,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208244818] [2024-10-26 19:18:20,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:18:20,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 118 states [2024-10-26 19:18:20,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:18:20,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2024-10-26 19:18:20,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=546, Invalid=12570, Unknown=6, NotChecked=684, Total=13806 [2024-10-26 19:18:20,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:20,054 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:18:20,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 118 states, 117 states have (on average 6.735042735042735) internal successors, (788), 117 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:20,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:20,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:20,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-10-26 19:18:20,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:20,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:18:20,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-10-26 19:18:20,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:18:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-10-26 19:18:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-10-26 19:18:27,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-10-26 19:18:27,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-10-26 19:18:27,678 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:18:27,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:18:27,679 INFO L85 PathProgramCache]: Analyzing trace with hash 904555888, now seen corresponding path program 10 times [2024-10-26 19:18:27,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:18:27,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670315313] [2024-10-26 19:18:27,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:27,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:18:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1407 backedges. 1027 proven. 235 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:18:28,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:18:28,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670315313] [2024-10-26 19:18:28,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670315313] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:18:28,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105783903] [2024-10-26 19:18:28,159 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:18:28,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:28,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:18:28,161 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:18:28,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-26 19:18:29,948 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:18:29,948 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:18:29,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-26 19:18:29,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:18:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1407 backedges. 1262 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:18:30,170 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:18:30,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105783903] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:18:30,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:18:30,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [23] total 25 [2024-10-26 19:18:30,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752424798] [2024-10-26 19:18:30,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:18:30,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-26 19:18:30,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:18:30,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-26 19:18:30,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2024-10-26 19:18:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:30,171 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:18:30,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 12.26086956521739) internal successors, (282), 23 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-10-26 19:18:30,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-10-26 19:18:30,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:34,029 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 196 |c_~#cache~0.offset|))) (and (forall ((|v_ULTIMATE.start_main_~#t_ids~0#1.base_61| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~#t_ids~0#1.base_61|) 0)) (forall ((v_ArrVal_3138 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#t_ids~0#1.base_61| v_ArrVal_3138) |c_~#cache~0.base|) .cse0)))))) (< 0 (+ (select (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 2147483650)) (forall ((v_ArrVal_3138 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3138) |c_~#cache~0.base|) .cse0)))))) is different from false [2024-10-26 19:18:38,389 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 112 |c_~#cache~0.offset|))) (and (forall ((|v_ULTIMATE.start_main_~#t_ids~0#1.base_55| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~#t_ids~0#1.base_55|) 0)) (forall ((v_ArrVal_1548 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#t_ids~0#1.base_55| v_ArrVal_1548) |c_~#cache~0.base|) .cse0) 2147483650))))) (< 0 (+ (select (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 2147483650)) (forall ((v_ArrVal_1548 (Array Int Int))) (< 0 (+ 2147483650 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1548) |c_~#cache~0.base|) .cse0)))))) is different from false [2024-10-26 19:18:45,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:18:45,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:18:49,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-10-26 19:18:49,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:18:50,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-10-26 19:18:50,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:50,191 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:18:50,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:18:50,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1191673535, now seen corresponding path program 1 times [2024-10-26 19:18:50,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:18:50,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664472783] [2024-10-26 19:18:50,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:50,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:18:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-26 19:18:50,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:18:50,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664472783] [2024-10-26 19:18:50,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664472783] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:18:50,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693902361] [2024-10-26 19:18:50,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:50,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:50,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:18:50,241 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:18:50,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-10-26 19:18:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:50,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 19:18:50,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:18:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-26 19:18:50,492 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:18:50,512 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-26 19:18:50,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693902361] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:18:50,512 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:18:50,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-10-26 19:18:50,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040450416] [2024-10-26 19:18:50,512 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:18:50,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 19:18:50,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:18:50,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 19:18:50,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 19:18:50,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:50,513 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:18:50,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:50,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:18:50,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:51,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:18:51,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:51,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-10-26 19:18:51,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:51,619 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:18:51,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:18:51,619 INFO L85 PathProgramCache]: Analyzing trace with hash -956776043, now seen corresponding path program 1 times [2024-10-26 19:18:51,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:18:51,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647889446] [2024-10-26 19:18:51,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:51,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:18:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-26 19:18:51,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:18:51,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647889446] [2024-10-26 19:18:51,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647889446] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:18:51,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788467860] [2024-10-26 19:18:51,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:51,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:51,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:18:51,755 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:18:51,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-10-26 19:18:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:52,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-26 19:18:52,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:18:52,067 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:18:52,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:18:52,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-10-26 19:18:52,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:18:52,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:18:52,190 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-26 19:18:52,190 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:18:52,227 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:18:52,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 19 [2024-10-26 19:18:52,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2024-10-26 19:18:52,298 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-26 19:18:52,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [788467860] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:18:52,298 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:18:52,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2024-10-26 19:18:52,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428359475] [2024-10-26 19:18:52,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:18:52,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-26 19:18:52,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:18:52,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-26 19:18:52,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=188, Unknown=4, NotChecked=0, Total=240 [2024-10-26 19:18:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:52,299 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:18:52,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.066666666666666) internal successors, (121), 15 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:52,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:52,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:18:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:18:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:18:55,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-10-26 19:18:55,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:55,337 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:18:55,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:18:55,337 INFO L85 PathProgramCache]: Analyzing trace with hash -833767507, now seen corresponding path program 10 times [2024-10-26 19:18:55,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:18:55,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038618300] [2024-10-26 19:18:55,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:18:55,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:18:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:18:59,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 1082 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:18:59,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:18:59,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038618300] [2024-10-26 19:18:59,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038618300] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:18:59,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520442774] [2024-10-26 19:18:59,377 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:18:59,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:18:59,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:18:59,378 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:18:59,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-10-26 19:19:02,703 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:19:02,703 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:19:02,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 1180 conjuncts, 159 conjuncts are in the unsatisfiable core [2024-10-26 19:19:02,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:02,895 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:19:02,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:19:02,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:03,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:03,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:03,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:03,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:03,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:03,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:03,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:03,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:03,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:03,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:04,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:04,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:05,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:05,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:05,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:05,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:05,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:06,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:19:06,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:06,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:19:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 1082 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:06,327 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:06,498 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5987 Int) (v_ArrVal_5989 (Array Int Int))) (or (< 0 (+ (select (select (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_5987)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5989) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 2147483648)) (< v_ArrVal_5987 (+ |c_t_funThread1of1ForFork0_cache_entry_addref_#t~post35#1| 1)))) is different from false [2024-10-26 19:19:06,509 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5987 Int) (v_ArrVal_5989 (Array Int Int))) (let ((.cse0 (select |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|))) (or (< 0 (+ (select (select (store (store |c_#memory_int| |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base| (store .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_5987)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5989) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 2147483648)) (< v_ArrVal_5987 (+ (select .cse0 |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 1))))) is different from false [2024-10-26 19:19:20,795 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5987 Int) (v_ArrVal_5989 (Array Int Int))) (let ((.cse0 (select |c_#memory_int| |c_~#cache~0.base|)) (.cse1 (+ 252 |c_~#cache~0.offset|))) (or (< v_ArrVal_5987 (+ (select .cse0 .cse1) 1)) (< 0 (+ (select (select (store (store |c_#memory_int| |c_~#cache~0.base| (store .cse0 .cse1 v_ArrVal_5987)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5989) |c_~#cache~0.base|) .cse1) 2147483648))))) is different from false [2024-10-26 19:19:20,805 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5950 (Array Int Int)) (v_ArrVal_5987 Int) (v_ArrVal_5989 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5950) |c_~#cache~0.base|)) (.cse1 (+ 252 |c_~#cache~0.offset|))) (or (< v_ArrVal_5987 (+ (select .cse0 .cse1) 1)) (< 0 (+ (select (select (store (store |c_#memory_int| |c_~#cache~0.base| (store .cse0 .cse1 v_ArrVal_5987)) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5989) |c_~#cache~0.base|) .cse1) 2147483648))))) is different from false [2024-10-26 19:19:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 0 proven. 999 refuted. 0 times theorem prover too weak. 145 trivial. 83 not checked. [2024-10-26 19:19:21,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520442774] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:21,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:21,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35, 36] total 106 [2024-10-26 19:19:21,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325371514] [2024-10-26 19:19:21,152 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:21,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-10-26 19:19:21,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:21,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-10-26 19:19:21,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=10335, Unknown=25, NotChecked=828, Total=11556 [2024-10-26 19:19:21,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:21,155 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:21,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 107 states have (on average 7.364485981308412) internal successors, (788), 107 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:21,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:21,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-10-26 19:19:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:33,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2024-10-26 19:19:33,432 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2024-10-26 19:19:33,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-10-26 19:19:33,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:33,647 INFO L407 BasicCegarLoop]: Path program histogram: [10, 10, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-26 19:19:33,648 INFO L312 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-10-26 19:19:33,651 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:19:33,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 19:19:33,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:33,652 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 19:19:33,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (31)] Waiting until timeout for monitored process [2024-10-26 19:19:33,657 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 19:19:33,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-26 19:19:33,657 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36c6e2fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:19:33,658 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-10-26 19:19:33,680 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:33,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:33,684 INFO L85 PathProgramCache]: Analyzing trace with hash 945102, now seen corresponding path program 1 times [2024-10-26 19:19:33,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:33,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950947763] [2024-10-26 19:19:33,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:33,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:33,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:33,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950947763] [2024-10-26 19:19:33,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950947763] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:33,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:33,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 19:19:33,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287745430] [2024-10-26 19:19:33,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:33,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:33,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:33,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:33,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:33,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:33,713 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:33,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:33,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:33,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:33,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-26 19:19:33,733 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:33,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:33,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1908195227, now seen corresponding path program 1 times [2024-10-26 19:19:33,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:33,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800092367] [2024-10-26 19:19:33,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:33,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:33,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:33,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800092367] [2024-10-26 19:19:33,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800092367] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:33,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432088246] [2024-10-26 19:19:33,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:33,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:33,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:33,768 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:33,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-10-26 19:19:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:33,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 19:19:33,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:34,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:34,015 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:19:34,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432088246] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:34,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:19:34,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-10-26 19:19:34,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631654984] [2024-10-26 19:19:34,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:34,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 19:19:34,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:34,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 19:19:34,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-26 19:19:34,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,016 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:34,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:34,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:34,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-10-26 19:19:34,244 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:34,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:34,245 INFO L85 PathProgramCache]: Analyzing trace with hash 975491157, now seen corresponding path program 1 times [2024-10-26 19:19:34,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:34,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451290860] [2024-10-26 19:19:34,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:34,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-26 19:19:34,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:34,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451290860] [2024-10-26 19:19:34,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451290860] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:34,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:34,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 19:19:34,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58782249] [2024-10-26 19:19:34,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:34,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 19:19:34,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:34,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 19:19:34,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 19:19:34,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,261 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:34,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:34,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-10-26 19:19:34,344 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:34,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:34,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1022944285, now seen corresponding path program 1 times [2024-10-26 19:19:34,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:34,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574832458] [2024-10-26 19:19:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:34,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:34,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:34,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574832458] [2024-10-26 19:19:34,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574832458] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:34,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271590230] [2024-10-26 19:19:34,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:34,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:34,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:34,376 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:34,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-10-26 19:19:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:34,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 19:19:34,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:34,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:34,620 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:34,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271590230] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:34,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:34,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-10-26 19:19:34,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179474241] [2024-10-26 19:19:34,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:34,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 19:19:34,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:34,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 19:19:34,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 19:19:34,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,636 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:34,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:34,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:34,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:34,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:34,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:34,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-10-26 19:19:34,891 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:34,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:34,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1600146301, now seen corresponding path program 2 times [2024-10-26 19:19:34,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:34,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040854117] [2024-10-26 19:19:34,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:34,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:34,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-26 19:19:34,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:34,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040854117] [2024-10-26 19:19:34,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040854117] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:34,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:34,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:19:34,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896112692] [2024-10-26 19:19:34,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:34,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:34,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:34,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:34,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:34,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,915 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:34,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:34,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:34,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:34,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:34,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:34,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:34,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:34,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:34,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:34,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:34,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-10-26 19:19:34,988 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:34,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:34,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1405632718, now seen corresponding path program 1 times [2024-10-26 19:19:34,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:34,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285943141] [2024-10-26 19:19:34,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:34,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:35,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:35,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285943141] [2024-10-26 19:19:35,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285943141] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:35,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048043572] [2024-10-26 19:19:35,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:35,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:35,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:35,042 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:35,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-10-26 19:19:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:35,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-26 19:19:35,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:35,296 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:35,296 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:35,356 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:35,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048043572] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:35,357 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:35,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-10-26 19:19:35,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688548354] [2024-10-26 19:19:35,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:35,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-26 19:19:35,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:35,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-26 19:19:35,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-10-26 19:19:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:35,358 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:35,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.0) internal successors, (36), 17 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:35,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:35,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:35,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2024-10-26 19:19:35,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:35,703 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:35,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:35,704 INFO L85 PathProgramCache]: Analyzing trace with hash 952067570, now seen corresponding path program 2 times [2024-10-26 19:19:35,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:35,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925481341] [2024-10-26 19:19:35,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:35,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:35,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:35,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925481341] [2024-10-26 19:19:35,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925481341] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:35,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909198713] [2024-10-26 19:19:35,834 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:19:35,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:35,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:35,835 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:35,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-10-26 19:19:36,068 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:19:36,068 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:19:36,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-26 19:19:36,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:36,103 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:36,103 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-26 19:19:36,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909198713] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:36,252 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:36,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 22 [2024-10-26 19:19:36,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223895516] [2024-10-26 19:19:36,252 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:36,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-26 19:19:36,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:36,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-26 19:19:36,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-10-26 19:19:36,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:36,253 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:36,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.9565217391304348) internal successors, (45), 22 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:36,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:36,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 19:19:36,469 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:36,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-10-26 19:19:36,657 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2024-10-26 19:19:36,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:36,657 INFO L85 PathProgramCache]: Analyzing trace with hash 720943899, now seen corresponding path program 3 times [2024-10-26 19:19:36,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:36,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939558115] [2024-10-26 19:19:36,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:36,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 19:19:36,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-26 19:19:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 19:19:36,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-26 19:19:36,710 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-26 19:19:36,710 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2024-10-26 19:19:36,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 17 remaining) [2024-10-26 19:19:36,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 17 remaining) [2024-10-26 19:19:36,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 17 remaining) [2024-10-26 19:19:36,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 17 remaining) [2024-10-26 19:19:36,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 17 remaining) [2024-10-26 19:19:36,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 17 remaining) [2024-10-26 19:19:36,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-10-26 19:19:36,714 INFO L407 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2024-10-26 19:19:36,714 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2024-10-26 19:19:36,715 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-26 19:19:36,715 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-26 19:19:36,731 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-26 19:19:36,734 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:19:36,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 19:19:36,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:36,738 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 19:19:36,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (36)] Waiting until timeout for monitored process [2024-10-26 19:19:36,742 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 19:19:36,742 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2024-10-26 19:19:36,743 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@36c6e2fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 19:19:36,743 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-26 19:19:36,795 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:36,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:36,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1434721848, now seen corresponding path program 1 times [2024-10-26 19:19:36,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:36,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726217556] [2024-10-26 19:19:36,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:36,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:36,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:36,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:36,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726217556] [2024-10-26 19:19:36,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726217556] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:36,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:36,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 19:19:36,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300901915] [2024-10-26 19:19:36,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:36,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 19:19:36,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:36,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 19:19:36,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 19:19:36,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:36,815 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:36,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:36,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:36,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:36,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-10-26 19:19:36,842 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:36,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:36,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1492387390, now seen corresponding path program 1 times [2024-10-26 19:19:36,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:36,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745487554] [2024-10-26 19:19:36,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:36,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:36,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:36,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:36,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745487554] [2024-10-26 19:19:36,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745487554] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:36,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890942854] [2024-10-26 19:19:36,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:36,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:36,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:36,876 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:36,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-10-26 19:19:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:37,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 19:19:37,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:37,136 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:37,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 19:19:37,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890942854] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:37,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:37,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-10-26 19:19:37,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500168503] [2024-10-26 19:19:37,152 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:37,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-26 19:19:37,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:37,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-26 19:19:37,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-10-26 19:19:37,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:37,153 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:37,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 9 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:37,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:37,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:37,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-10-26 19:19:37,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-10-26 19:19:37,399 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:37,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:37,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1314623234, now seen corresponding path program 2 times [2024-10-26 19:19:37,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:37,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031544997] [2024-10-26 19:19:37,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:37,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:37,425 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-26 19:19:37,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:37,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031544997] [2024-10-26 19:19:37,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031544997] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:37,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:37,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-26 19:19:37,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615110878] [2024-10-26 19:19:37,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:37,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:37,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:37,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:37,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:37,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:37,426 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:37,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:37,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:37,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:37,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:37,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:37,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:37,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:37,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:37,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-10-26 19:19:37,558 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:37,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:37,558 INFO L85 PathProgramCache]: Analyzing trace with hash -940513323, now seen corresponding path program 1 times [2024-10-26 19:19:37,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:37,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763211710] [2024-10-26 19:19:37,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:37,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:37,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:37,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763211710] [2024-10-26 19:19:37,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763211710] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:37,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487868673] [2024-10-26 19:19:37,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:37,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:37,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:37,626 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:37,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-10-26 19:19:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:37,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-26 19:19:37,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:37,890 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:37,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487868673] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:37,938 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:37,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-10-26 19:19:37,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652517411] [2024-10-26 19:19:37,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:37,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-26 19:19:37,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:37,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-26 19:19:37,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-10-26 19:19:37,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:37,939 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:37,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 17 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:37,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:37,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:37,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:37,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:38,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:38,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:38,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:38,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:38,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:38,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:38,276 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:38,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:38,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1106170453, now seen corresponding path program 2 times [2024-10-26 19:19:38,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:38,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596148296] [2024-10-26 19:19:38,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:38,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:38,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:38,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596148296] [2024-10-26 19:19:38,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596148296] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:38,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775890378] [2024-10-26 19:19:38,415 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:19:38,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:38,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:38,416 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:38,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-10-26 19:19:38,663 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:19:38,663 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:19:38,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-26 19:19:38,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:38,696 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-26 19:19:38,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775890378] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:38,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:38,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 22 [2024-10-26 19:19:38,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759521537] [2024-10-26 19:19:38,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:38,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-10-26 19:19:38,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:38,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-10-26 19:19:38,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-10-26 19:19:38,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:38,812 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:38,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 22 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:38,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:38,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:38,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:38,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:38,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:38,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:38,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:38,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:38,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:38,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:38,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:39,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2024-10-26 19:19:39,143 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:39,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:39,143 INFO L85 PathProgramCache]: Analyzing trace with hash 959659427, now seen corresponding path program 3 times [2024-10-26 19:19:39,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:39,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339802325] [2024-10-26 19:19:39,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:39,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:39,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:39,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339802325] [2024-10-26 19:19:39,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339802325] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:39,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505599040] [2024-10-26 19:19:39,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:19:39,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:39,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:39,240 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:39,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-10-26 19:19:39,484 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-26 19:19:39,485 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:19:39,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-26 19:19:39,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:39,510 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:19:39,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505599040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:39,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:19:39,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-10-26 19:19:39,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715659352] [2024-10-26 19:19:39,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:39,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-26 19:19:39,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:39,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-26 19:19:39,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-26 19:19:39,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:39,511 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:39,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:39,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:39,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:39,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:39,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:39,758 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:39,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:39,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1114367740, now seen corresponding path program 1 times [2024-10-26 19:19:39,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:39,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082890534] [2024-10-26 19:19:39,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:39,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-26 19:19:39,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:39,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082890534] [2024-10-26 19:19:39,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082890534] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:39,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:39,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-26 19:19:39,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512432316] [2024-10-26 19:19:39,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:39,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:39,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:39,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:39,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:39,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:39,790 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:39,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:39,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:39,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:39,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:39,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:39,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:39,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:39,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-26 19:19:39,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:39,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:39,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-10-26 19:19:39,851 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:39,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:39,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1079617012, now seen corresponding path program 1 times [2024-10-26 19:19:39,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:39,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86888059] [2024-10-26 19:19:39,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:39,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:40,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:40,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86888059] [2024-10-26 19:19:40,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86888059] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:40,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053720299] [2024-10-26 19:19:40,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:40,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:40,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:40,039 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:40,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-10-26 19:19:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:40,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-26 19:19:40,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:40,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-26 19:19:40,411 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:40,411 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:40,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-10-26 19:19:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:40,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053720299] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:40,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:40,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 20 [2024-10-26 19:19:40,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242852836] [2024-10-26 19:19:40,474 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:40,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-26 19:19:40,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:40,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-26 19:19:40,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2024-10-26 19:19:40,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:40,474 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:40,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.5) internal successors, (90), 20 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:40,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:40,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:41,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:41,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:41,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:41,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2024-10-26 19:19:41,251 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:41,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:41,252 INFO L85 PathProgramCache]: Analyzing trace with hash 427736757, now seen corresponding path program 1 times [2024-10-26 19:19:41,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:41,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630472823] [2024-10-26 19:19:41,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:41,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:41,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630472823] [2024-10-26 19:19:41,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630472823] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:41,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120532200] [2024-10-26 19:19:41,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:41,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:41,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:41,513 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:41,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-10-26 19:19:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:41,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-26 19:19:41,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:41,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-26 19:19:41,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:41,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:41,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:41,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:42,005 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:42,005 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:42,019 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6505 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_6505) |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0))) is different from false [2024-10-26 19:19:42,090 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:19:42,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-10-26 19:19:42,097 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:19:42,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-10-26 19:19:42,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-10-26 19:19:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 4 not checked. [2024-10-26 19:19:42,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120532200] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:42,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:42,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 24 [2024-10-26 19:19:42,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984794504] [2024-10-26 19:19:42,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:42,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-26 19:19:42,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:42,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-26 19:19:42,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=472, Unknown=10, NotChecked=44, Total=600 [2024-10-26 19:19:42,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:42,204 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:42,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.48) internal successors, (112), 24 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:42,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:42,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:42,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:42,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:42,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-10-26 19:19:42,929 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:42,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:42,929 INFO L85 PathProgramCache]: Analyzing trace with hash -266050809, now seen corresponding path program 1 times [2024-10-26 19:19:42,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:42,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196825580] [2024-10-26 19:19:42,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:42,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-10-26 19:19:42,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:42,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196825580] [2024-10-26 19:19:42,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196825580] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:42,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:42,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:19:42,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553803070] [2024-10-26 19:19:42,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:42,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:42,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:42,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:42,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:42,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:42,991 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:42,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 19:19:42,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:43,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-10-26 19:19:43,261 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:43,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:43,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1939663086, now seen corresponding path program 1 times [2024-10-26 19:19:43,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:43,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772561967] [2024-10-26 19:19:43,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:43,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:43,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:43,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772561967] [2024-10-26 19:19:43,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772561967] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:43,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:43,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:19:43,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013691195] [2024-10-26 19:19:43,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:43,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:43,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:43,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:43,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:43,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:43,307 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:43,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-10-26 19:19:43,634 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:43,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:43,634 INFO L85 PathProgramCache]: Analyzing trace with hash 678412820, now seen corresponding path program 1 times [2024-10-26 19:19:43,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:43,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907651772] [2024-10-26 19:19:43,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:43,690 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-10-26 19:19:43,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:43,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907651772] [2024-10-26 19:19:43,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907651772] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:43,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:43,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:19:43,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754423113] [2024-10-26 19:19:43,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:43,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 19:19:43,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:43,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 19:19:43,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 19:19:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:43,692 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:43,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:43,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:44,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-10-26 19:19:44,156 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:44,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:44,156 INFO L85 PathProgramCache]: Analyzing trace with hash -480777208, now seen corresponding path program 1 times [2024-10-26 19:19:44,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:44,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273629578] [2024-10-26 19:19:44,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:44,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:44,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:44,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273629578] [2024-10-26 19:19:44,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273629578] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:44,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:44,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-26 19:19:44,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668942757] [2024-10-26 19:19:44,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:44,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:44,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:44,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:44,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:44,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:44,211 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:44,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:44,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:44,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:44,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-10-26 19:19:44,352 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:44,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:44,352 INFO L85 PathProgramCache]: Analyzing trace with hash -2016693350, now seen corresponding path program 1 times [2024-10-26 19:19:44,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:44,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127676639] [2024-10-26 19:19:44,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:44,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:45,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:45,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127676639] [2024-10-26 19:19:45,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127676639] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:45,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448437684] [2024-10-26 19:19:45,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:45,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:45,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:45,055 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:45,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-10-26 19:19:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:45,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-10-26 19:19:45,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:45,554 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:19:45,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:19:45,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:45,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:45,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:45,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:45,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:46,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:46,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:46,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:46,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:46,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:19:46,340 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:46,340 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:46,860 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_6836 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30| Int) (v_ArrVal_6840 Int)) (or (< 0 (+ 2147483650 (select (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6836))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30| v_ArrVal_6840) (+ (* |c_t_funThread1of2ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|)))) (< (+ (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30|))) is different from false [2024-10-26 19:19:46,995 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_6836 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30| Int) (v_ArrVal_6840 Int)) (or (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30|) (< 0 (+ 2147483650 (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6836) |c_~#cache~0.base|) (+ .cse0 |c_~#cache~0.offset|) (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_30| v_ArrVal_6840) (+ .cse0 28 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:19:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 10 refuted. 2 times theorem prover too weak. 145 trivial. 6 not checked. [2024-10-26 19:19:47,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448437684] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:47,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:47,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 13] total 40 [2024-10-26 19:19:47,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199174418] [2024-10-26 19:19:47,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:47,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-26 19:19:47,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:47,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-26 19:19:47,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1407, Unknown=27, NotChecked=154, Total=1722 [2024-10-26 19:19:47,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:47,336 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:47,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 5.7073170731707314) internal successors, (234), 41 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:48,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:48,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:48,856 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:48,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:48,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1907017313, now seen corresponding path program 1 times [2024-10-26 19:19:48,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:48,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281521772] [2024-10-26 19:19:48,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:48,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 5 proven. 14 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:49,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:49,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281521772] [2024-10-26 19:19:49,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281521772] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:49,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931448572] [2024-10-26 19:19:49,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:49,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:49,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:49,636 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:49,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-10-26 19:19:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:49,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-10-26 19:19:49,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:50,095 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:19:50,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:19:50,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:50,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:50,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:19:50,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:50,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:50,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:50,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:50,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:50,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:50,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:19:50,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:19:50,868 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:50,868 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:51,196 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_6972 (Array Int Int)) (v_ArrVal_6977 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| Int)) (or (< (select (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6972))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| v_ArrVal_6977) (+ (* |c_t_funThread1of2ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|)) 2147483647) (< (+ (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33|))) is different from false [2024-10-26 19:19:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 145 trivial. 5 not checked. [2024-10-26 19:19:51,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931448572] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:51,799 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:51,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 39 [2024-10-26 19:19:51,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237839740] [2024-10-26 19:19:51,799 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:51,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-10-26 19:19:51,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:51,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-10-26 19:19:51,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1391, Unknown=38, NotChecked=76, Total=1640 [2024-10-26 19:19:51,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:51,800 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:51,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 5.9) internal successors, (236), 40 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:51,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:51,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:51,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:52,751 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 28 |c_~#cache~0.offset|))) (and (< (select (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset|) 2147483647) (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_6972 (Array Int Int)) (v_ArrVal_6977 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| Int)) (or (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33|) (< (select (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6972) |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| v_ArrVal_6977) .cse0) 2147483647))) (forall ((|v_ULTIMATE.start_main_~#t_ids~0#1.base_78| Int)) (or (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_6972 (Array Int Int)) (v_ArrVal_6977 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| Int)) (or (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36|) (< (select (store (store (select (store |c_#memory_int| |v_ULTIMATE.start_main_~#t_ids~0#1.base_78| v_ArrVal_6972) |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_36| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33| v_ArrVal_6977) .cse0) 2147483647) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_33|))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~#t_ids~0#1.base_78|) 0)))))) is different from false [2024-10-26 19:19:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:52,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:53,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:53,071 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:53,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:53,071 INFO L85 PathProgramCache]: Analyzing trace with hash -718563445, now seen corresponding path program 1 times [2024-10-26 19:19:53,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:53,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72312734] [2024-10-26 19:19:53,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:53,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:53,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:53,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72312734] [2024-10-26 19:19:53,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72312734] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:53,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886919458] [2024-10-26 19:19:53,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:53,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:53,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:53,922 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:53,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-10-26 19:19:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:54,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-10-26 19:19:54,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:54,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-26 19:19:54,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:54,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:54,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:54,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:54,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:54,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:54,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:54,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:54,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:54,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-10-26 19:19:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:55,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:55,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:55,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-10-26 19:19:55,110 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 13 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:55,111 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:19:55,193 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7131 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7131) |c_~#cache~0.base|) (+ (* |c_t_funThread2of2ForFork0_#t~post45#1| 28) 32 |c_~#cache~0.offset|)) 0))) is different from false [2024-10-26 19:19:55,390 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:19:55,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 40 [2024-10-26 19:19:55,403 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:19:55,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 138 [2024-10-26 19:19:55,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 117 [2024-10-26 19:19:55,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 103 [2024-10-26 19:19:55,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-10-26 19:19:55,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-10-26 19:19:55,474 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:19:55,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 104 [2024-10-26 19:19:55,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:19:55,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 13 [2024-10-26 19:19:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:19:55,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886919458] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:19:55,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:19:55,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14, 15] total 46 [2024-10-26 19:19:55,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833469420] [2024-10-26 19:19:55,926 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:19:55,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-10-26 19:19:55,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:55,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-10-26 19:19:55,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1898, Unknown=16, NotChecked=88, Total=2162 [2024-10-26 19:19:55,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:55,927 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:55,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 5.659574468085107) internal successors, (266), 46 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:55,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:57,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:57,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2024-10-26 19:19:57,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2024-10-26 19:19:57,742 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:57,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:57,742 INFO L85 PathProgramCache]: Analyzing trace with hash 388777662, now seen corresponding path program 1 times [2024-10-26 19:19:57,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:57,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857868692] [2024-10-26 19:19:57,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:57,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:57,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:57,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857868692] [2024-10-26 19:19:57,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857868692] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:57,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513975817] [2024-10-26 19:19:57,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:57,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:57,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:57,823 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:57,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2024-10-26 19:19:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:58,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 19:19:58,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:58,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:19:58,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513975817] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:58,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:19:58,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-10-26 19:19:58,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465063367] [2024-10-26 19:19:58,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:58,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 19:19:58,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:58,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 19:19:58,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-26 19:19:58,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:58,203 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:58,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:58,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:58,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2024-10-26 19:19:58,554 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:58,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:58,554 INFO L85 PathProgramCache]: Analyzing trace with hash -832792657, now seen corresponding path program 1 times [2024-10-26 19:19:58,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:58,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363457391] [2024-10-26 19:19:58,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:58,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:58,608 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-10-26 19:19:58,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:58,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363457391] [2024-10-26 19:19:58,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363457391] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:58,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:58,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 19:19:58,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056514488] [2024-10-26 19:19:58,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:58,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:58,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:58,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:58,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:58,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:58,610 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:58,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.666666666666668) internal successors, (95), 4 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:58,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:19:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:58,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-10-26 19:19:58,919 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:58,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:58,919 INFO L85 PathProgramCache]: Analyzing trace with hash 848784308, now seen corresponding path program 1 times [2024-10-26 19:19:58,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:58,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039999312] [2024-10-26 19:19:58,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:58,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 19 proven. 54 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:59,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:59,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039999312] [2024-10-26 19:19:59,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039999312] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:19:59,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259413018] [2024-10-26 19:19:59,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:59,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:19:59,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:19:59,071 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:19:59,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-10-26 19:19:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:59,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-26 19:19:59,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:19:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-10-26 19:19:59,501 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 19:19:59,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259413018] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:59,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 19:19:59,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2024-10-26 19:19:59,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140282739] [2024-10-26 19:19:59,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:59,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 19:19:59,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:59,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 19:19:59,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-26 19:19:59,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:59,503 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:59,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:59,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2024-10-26 19:19:59,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-10-26 19:19:59,849 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:59,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:59,849 INFO L85 PathProgramCache]: Analyzing trace with hash 544978191, now seen corresponding path program 1 times [2024-10-26 19:19:59,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:59,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706541513] [2024-10-26 19:19:59,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:59,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:19:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:19:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-10-26 19:19:59,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:19:59,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706541513] [2024-10-26 19:19:59,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706541513] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 19:19:59,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 19:19:59,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-26 19:19:59,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766953500] [2024-10-26 19:19:59,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 19:19:59,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 19:19:59,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:19:59,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 19:19:59,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-26 19:19:59,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:59,908 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:19:59,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:19:59,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:19:59,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:19:59,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-10-26 19:19:59,998 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:19:59,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:19:59,999 INFO L85 PathProgramCache]: Analyzing trace with hash 545007982, now seen corresponding path program 2 times [2024-10-26 19:19:59,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:19:59,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275924651] [2024-10-26 19:19:59,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:19:59,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:20:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:20:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 7 proven. 72 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:01,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:20:01,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275924651] [2024-10-26 19:20:01,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275924651] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:20:01,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805627868] [2024-10-26 19:20:01,619 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:20:01,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:20:01,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:20:01,620 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:20:01,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-10-26 19:20:01,962 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:20:01,962 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:20:01,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-10-26 19:20:01,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:20:02,143 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:20:02,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:20:02,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:02,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:02,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:02,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:02,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:02,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:03,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:20:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 7 proven. 72 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:03,938 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:20:05,169 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7857 Int) (v_ArrVal_7852 Int) (v_ArrVal_7848 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_52| Int)) (< 0 (+ 2147483650 (let ((.cse2 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (select (let ((.cse0 (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7848))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))))) (store .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_7852))) |c_~#cache~0.base|) (+ .cse2 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_52|)) (+ (* |c_t_funThread2of2ForFork0_~i~0#1| 28) 28 |c_~#cache~0.offset|) v_ArrVal_7857) (+ 56 .cse2 |c_~#cache~0.offset|)))))) is different from false [2024-10-26 19:20:05,286 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7857 Int) (v_ArrVal_7852 Int) (v_ArrVal_7848 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_52| Int)) (< 0 (+ 2147483650 (let ((.cse1 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7848))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |c_~#cache~0.offset| v_ArrVal_7852) (+ .cse1 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_52|)) (+ 28 |c_~#cache~0.offset|) v_ArrVal_7857) (+ 56 .cse1 |c_~#cache~0.offset|)))))) is different from false [2024-10-26 19:20:05,491 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7848 (Array Int Int))) (< 0 (+ (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7848) |c_~#cache~0.base|) (+ 56 |c_~#cache~0.offset|)) 2147483650))) is different from false [2024-10-26 19:20:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 145 trivial. 10 not checked. [2024-10-26 19:20:05,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805627868] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:20:05,630 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:20:05,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 22] total 64 [2024-10-26 19:20:05,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681092254] [2024-10-26 19:20:05,630 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:20:05,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-10-26 19:20:05,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:20:05,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-10-26 19:20:05,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=251, Invalid=3633, Unknown=34, NotChecked=372, Total=4290 [2024-10-26 19:20:05,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:05,632 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:20:05,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 65 states have (on average 6.092307692307692) internal successors, (396), 65 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:05,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:08,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2024-10-26 19:20:08,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:20:08,194 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:20:08,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:20:08,194 INFO L85 PathProgramCache]: Analyzing trace with hash 619828319, now seen corresponding path program 2 times [2024-10-26 19:20:08,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:20:08,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074711651] [2024-10-26 19:20:08,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:20:08,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:20:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:20:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 17 proven. 82 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:09,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:20:09,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074711651] [2024-10-26 19:20:09,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074711651] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:20:09,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627645880] [2024-10-26 19:20:09,006 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 19:20:09,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:20:09,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:20:09,007 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:20:09,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-10-26 19:20:09,355 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 19:20:09,355 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:20:09,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-10-26 19:20:09,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:20:10,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-26 19:20:10,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-26 19:20:10,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:10,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 17 proven. 82 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:10,700 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:20:10,743 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8076 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_8076) |c_~#cache~0.base|) (+ (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-10-26 19:20:10,970 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:20:10,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 40 [2024-10-26 19:20:10,980 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:20:10,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 138 [2024-10-26 19:20:10,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 117 [2024-10-26 19:20:10,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 103 [2024-10-26 19:20:11,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-10-26 19:20:11,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-10-26 19:20:11,025 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:20:11,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 31 [2024-10-26 19:20:11,048 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:20:11,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 77 [2024-10-26 19:20:11,585 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 30 proven. 51 refuted. 0 times theorem prover too weak. 153 trivial. 10 not checked. [2024-10-26 19:20:11,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627645880] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:20:11,585 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:20:11,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 53 [2024-10-26 19:20:11,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227022658] [2024-10-26 19:20:11,586 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:20:11,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-10-26 19:20:11,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:20:11,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-10-26 19:20:11,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=2513, Unknown=6, NotChecked=102, Total=2862 [2024-10-26 19:20:11,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:11,587 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:20:11,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 7.407407407407407) internal successors, (400), 53 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:20:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:11,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:13,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:13,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2024-10-26 19:20:13,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable62 [2024-10-26 19:20:13,381 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:20:13,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:20:13,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1259716512, now seen corresponding path program 3 times [2024-10-26 19:20:13,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:20:13,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336480600] [2024-10-26 19:20:13,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:20:13,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:20:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:20:15,019 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 88 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:15,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:20:15,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336480600] [2024-10-26 19:20:15,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336480600] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:20:15,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298380141] [2024-10-26 19:20:15,019 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:20:15,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:20:15,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:20:15,020 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:20:15,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-10-26 19:20:15,563 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-26 19:20:15,563 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:20:15,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-10-26 19:20:15,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:20:15,727 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:20:15,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:20:15,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:15,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:16,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:16,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:16,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:16,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:16,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:16,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:16,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:16,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:17,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:17,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:17,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:17,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:17,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:17,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:17,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:20:17,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:20:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 88 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:17,518 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:20:38,581 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_8293 Int) (v_ArrVal_8283 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| Int) (v_ArrVal_8288 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28)) (.cse2 (* |c_t_funThread2of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56|) (< 0 (+ (select (store (store (store (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8283))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) (+ .cse2 |c_~#cache~0.offset|) v_ArrVal_8288) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| v_ArrVal_8293) (+ 56 .cse0 |c_~#cache~0.offset|)) 2147483649)) (< (+ .cse2 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52|)))) is different from false [2024-10-26 19:20:38,653 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_8293 Int) (v_ArrVal_8283 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| Int) (v_ArrVal_8288 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56|) (< 0 (+ 2147483649 (select (store (store (store (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8283))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |c_~#cache~0.offset| v_ArrVal_8288) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| v_ArrVal_8293) (+ 56 .cse0 |c_~#cache~0.offset|)))) (< (+ 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52|)))) is different from false [2024-10-26 19:20:38,710 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_8293 Int) (v_ArrVal_8283 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| Int) (v_ArrVal_8288 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56|) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58|) (< (+ 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52|) (< 0 (+ 2147483649 (select (store (store (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8283) |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |c_~#cache~0.offset| v_ArrVal_8288) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| v_ArrVal_8293) (+ 56 .cse0 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:20:38,764 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_8293 Int) (v_ArrVal_8283 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| Int) (v_ArrVal_8288 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73| Int)) (let ((.cse0 (+ 28 |c_~#cache~0.offset|))) (or (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58|) (< .cse0 |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56|) (< .cse0 |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52|) (< 0 (+ 2147483649 (select (store (store (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8283) |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_58| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |c_~#cache~0.offset| v_ArrVal_8288) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_56| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_73|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_52| v_ArrVal_8293) (+ 56 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:20:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 145 trivial. 21 not checked. [2024-10-26 19:20:39,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298380141] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:20:39,479 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:20:39,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23, 23] total 70 [2024-10-26 19:20:39,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879455639] [2024-10-26 19:20:39,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:20:39,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-10-26 19:20:39,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:20:39,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-10-26 19:20:39,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=4277, Unknown=22, NotChecked=540, Total=5112 [2024-10-26 19:20:39,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:39,481 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:20:39,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 71 states have (on average 5.901408450704225) internal successors, (419), 71 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:39,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:39,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:20:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:20:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:20:45,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2024-10-26 19:20:45,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2024-10-26 19:20:45,245 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:20:45,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:20:45,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1998119614, now seen corresponding path program 3 times [2024-10-26 19:20:45,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:20:45,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81954821] [2024-10-26 19:20:45,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:20:45,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:20:45,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:20:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 1 proven. 191 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:48,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:20:48,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81954821] [2024-10-26 19:20:48,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81954821] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:20:48,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497116496] [2024-10-26 19:20:48,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 19:20:48,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:20:48,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:20:48,126 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:20:48,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-10-26 19:20:49,065 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-10-26 19:20:49,065 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:20:49,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-10-26 19:20:49,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:20:49,296 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:20:49,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:20:49,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:49,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:49,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:20:49,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:49,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:50,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:50,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:50,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:51,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:51,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:51,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:52,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:52,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:52,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:52,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:52,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:20:52,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:20:52,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:20:52,992 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 7 proven. 185 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:20:52,993 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:22:34,583 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8553 (Array Int Int)) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| Int) (v_ArrVal_8557 Int) (v_ArrVal_8568 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89| Int) (v_ArrVal_8563 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85| Int)) (let ((.cse3 (* |c_t_funThread2of2ForFork0_~i~0#1| 28)) (.cse2 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483650 (select (store (store (store (store (select (let ((.cse0 (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8553))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))))) (store .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| v_ArrVal_8557))) |c_~#cache~0.base|) (+ .cse2 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89|)) (+ .cse3 28 |c_~#cache~0.offset|) v_ArrVal_8563) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| v_ArrVal_8568) (+ 84 .cse2 |c_~#cache~0.offset|)))) (< (+ 56 .cse3 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57|) (< (+ 56 .cse2 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62|)))) is different from false [2024-10-26 19:22:34,617 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8553 (Array Int Int)) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| Int) (v_ArrVal_8557 Int) (v_ArrVal_8568 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89| Int) (v_ArrVal_8563 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85| Int)) (let ((.cse1 (* |c_t_funThread2of2ForFork0_~i~0#1| 28)) (.cse2 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483650 (select (store (store (store (store (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8553))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) (+ .cse1 |c_~#cache~0.offset|) v_ArrVal_8557) (+ .cse2 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89|)) (+ .cse1 28 |c_~#cache~0.offset|) v_ArrVal_8563) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| v_ArrVal_8568) (+ 84 .cse2 |c_~#cache~0.offset|)))) (< (+ 56 .cse1 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57|) (< (+ 56 .cse2 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62|)))) is different from false [2024-10-26 19:22:34,731 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8553 (Array Int Int)) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| Int) (v_ArrVal_8557 Int) (v_ArrVal_8568 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89| Int) (v_ArrVal_8563 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 56 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57|) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62|) (< 0 (+ 2147483650 (select (store (store (store (store (store (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8553))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |c_~#cache~0.offset| v_ArrVal_8557) (+ .cse0 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_89|)) (+ 28 |c_~#cache~0.offset|) v_ArrVal_8563) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| v_ArrVal_8568) (+ 84 .cse0 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:22:37,432 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8553 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| Int) (v_ArrVal_8557 Int) (v_ArrVal_8568 Int) (v_ArrVal_8563 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85| Int)) (let ((.cse0 (+ 56 |c_~#cache~0.offset|))) (or (< .cse0 |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57|) (< .cse0 |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62|) (< 0 (+ 2147483650 (select (store (store (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8553) |c_~#cache~0.base|) |c_~#cache~0.offset| v_ArrVal_8557) (+ 28 |c_~#cache~0.offset|) v_ArrVal_8563) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_62| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_85|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_57| v_ArrVal_8568) (+ 84 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:22:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 145 trivial. 23 not checked. [2024-10-26 19:22:38,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497116496] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:22:38,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:22:38,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 87 [2024-10-26 19:22:38,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822804058] [2024-10-26 19:22:38,288 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:22:38,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2024-10-26 19:22:38,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:22:38,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2024-10-26 19:22:38,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=335, Invalid=6766, Unknown=55, NotChecked=676, Total=7832 [2024-10-26 19:22:38,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:22:38,290 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:22:38,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 88 states have (on average 6.2727272727272725) internal successors, (552), 88 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:22:38,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:22:38,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:22:52,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:22:52,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:22:52,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2024-10-26 19:22:52,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2024-10-26 19:22:52,441 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:22:52,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:22:52,441 INFO L85 PathProgramCache]: Analyzing trace with hash -782360524, now seen corresponding path program 4 times [2024-10-26 19:22:52,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:22:52,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055430083] [2024-10-26 19:22:52,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:22:52,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:22:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:22:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 1 proven. 215 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:22:56,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:22:56,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055430083] [2024-10-26 19:22:56,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055430083] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:22:56,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673939063] [2024-10-26 19:22:56,447 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:22:56,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:22:56,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:22:56,448 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:22:56,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-10-26 19:22:57,100 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:22:57,100 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:22:57,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-10-26 19:22:57,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:22:57,541 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:22:57,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:22:57,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:22:57,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:22:58,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:22:58,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:22:58,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:22:58,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:22:58,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:22:59,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:22:59,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:22:59,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:22:59,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:00,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:00,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:01,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:01,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:02,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:02,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:03,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:03,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:23:04,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-10-26 19:23:04,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:23:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 7 proven. 209 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:23:04,222 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:23:11,209 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_106| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69| Int) (v_ArrVal_8848 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_102| Int) (v_ArrVal_8843 Int) (v_ArrVal_8854 Int) (v_ArrVal_8839 (Array Int Int))) (let ((.cse0 (* |c_t_funThread2of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69|) (< 0 (+ (let ((.cse2 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (store (store (store (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8839))) (store .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse1 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69| v_ArrVal_8843) (+ .cse2 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_106|)) (+ .cse0 28 |c_~#cache~0.offset|) v_ArrVal_8848) (+ 56 .cse2 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_102|)) (+ 56 .cse0 |c_~#cache~0.offset|) v_ArrVal_8854) (+ 84 .cse2 |c_~#cache~0.offset|))) 2147483649))))) is different from false [2024-10-26 19:23:11,287 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_106| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69| Int) (v_ArrVal_8848 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_102| Int) (v_ArrVal_8843 Int) (v_ArrVal_8854 Int) (v_ArrVal_8839 (Array Int Int))) (or (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69|) (< 0 (+ 2147483649 (let ((.cse1 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (store (store (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_8839))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_69| v_ArrVal_8843) (+ .cse1 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_106|)) (+ 28 |c_~#cache~0.offset|) v_ArrVal_8848) (+ 56 .cse1 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_102|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_8854) (+ 84 .cse1 |c_~#cache~0.offset|))))))) is different from false [2024-10-26 19:23:13,164 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 193 refuted. 1 times theorem prover too weak. 145 trivial. 22 not checked. [2024-10-26 19:23:13,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673939063] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:23:13,164 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:23:13,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 93 [2024-10-26 19:23:13,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290525091] [2024-10-26 19:23:13,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:23:13,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2024-10-26 19:23:13,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:23:13,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2024-10-26 19:23:13,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=8135, Unknown=52, NotChecked=366, Total=8930 [2024-10-26 19:23:13,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:23:13,167 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:23:13,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 94 states have (on average 6.117021276595745) internal successors, (575), 94 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:23:13,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:13,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:13,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:23:13,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 19:23:13,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-10-26 19:23:26,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:23:26,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:23:26,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:23:26,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2024-10-26 19:23:27,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:23:27,150 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:23:27,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:23:27,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1560220872, now seen corresponding path program 4 times [2024-10-26 19:23:27,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:23:27,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380381601] [2024-10-26 19:23:27,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:23:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:23:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:23:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 141 proven. 216 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:23:29,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:23:29,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380381601] [2024-10-26 19:23:29,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380381601] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:23:29,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844156094] [2024-10-26 19:23:29,333 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 19:23:29,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:23:29,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:23:29,334 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:23:29,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-10-26 19:23:30,323 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 19:23:30,324 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:23:30,328 INFO L255 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-10-26 19:23:30,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:23:33,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-26 19:23:33,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:33,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:33,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:33,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:33,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:33,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:34,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-26 19:23:34,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:34,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:34,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:34,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:34,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:34,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:34,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:23:34,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:23:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 141 proven. 216 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:23:34,637 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:23:34,694 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9187 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_9187) |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0))) is different from false [2024-10-26 19:23:34,709 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9187 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_9187) |c_~#cache~0.base|) (+ (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-10-26 19:23:34,738 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9187 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_9187) |c_~#cache~0.base|) (+ (* |c_t_funThread2of2ForFork0_#t~post45#1| 28) 32 |c_~#cache~0.offset|)) 0))) is different from false [2024-10-26 19:23:34,746 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9187 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_9187) |c_~#cache~0.base|) (+ 32 (* |c_t_funThread2of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0))) is different from false [2024-10-26 19:23:35,309 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:23:35,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 40 [2024-10-26 19:23:35,332 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:23:35,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 239 treesize of output 253 [2024-10-26 19:23:35,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 117 [2024-10-26 19:23:35,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 103 [2024-10-26 19:23:35,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-10-26 19:23:35,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:23:35,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 68 [2024-10-26 19:23:35,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2024-10-26 19:23:35,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 19:23:35,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 59 [2024-10-26 19:23:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 172 proven. 72 refuted. 0 times theorem prover too weak. 213 trivial. 45 not checked. [2024-10-26 19:23:37,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844156094] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:23:37,191 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:23:37,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 22, 18] total 61 [2024-10-26 19:23:37,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608143250] [2024-10-26 19:23:37,191 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:23:37,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-10-26 19:23:37,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:23:37,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-10-26 19:23:37,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=276, Invalid=3040, Unknown=6, NotChecked=460, Total=3782 [2024-10-26 19:23:37,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:23:37,193 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:23:37,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 8.96774193548387) internal successors, (556), 61 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:23:37,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:23:37,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:23:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:23:47,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-10-26 19:23:47,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2024-10-26 19:23:48,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:23:48,070 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t_funErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-26 19:23:48,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 19:23:48,071 INFO L85 PathProgramCache]: Analyzing trace with hash 459902742, now seen corresponding path program 5 times [2024-10-26 19:23:48,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 19:23:48,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601510826] [2024-10-26 19:23:48,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 19:23:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 19:23:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 19:23:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 1 proven. 356 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:23:53,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 19:23:53,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601510826] [2024-10-26 19:23:53,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601510826] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 19:23:53,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598214430] [2024-10-26 19:23:53,403 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-26 19:23:53,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 19:23:53,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 19:23:53,404 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 19:23:53,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-10-26 19:26:06,847 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-26 19:26:06,847 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 19:26:06,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-10-26 19:26:06,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 19:26:07,281 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 19:26:07,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-26 19:26:07,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:26:07,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:26:08,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-26 19:26:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:08,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:08,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:08,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:09,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:09,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:09,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:10,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:10,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:10,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:10,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:11,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:11,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:11,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 19:26:11,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:11,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:12,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:13,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:13,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:13,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:14,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:15,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:15,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-26 19:26:15,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-10-26 19:26:15,426 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 7 proven. 350 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-26 19:26:15,426 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 19:26:25,228 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9530 Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_9525 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| Int) (v_ArrVal_9520 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133| Int)) (let ((.cse1 (* |c_t_funThread2of2ForFork0_#t~post45#1| 28))) (or (< 0 (+ 2147483650 (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (select (store (store (store (store (store (select (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| v_ArrVal_9520) (+ .cse0 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137|)) (+ 56 .cse1 |c_~#cache~0.offset|) v_ArrVal_9525) (+ 56 .cse0 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133|)) (+ .cse1 84 |c_~#cache~0.offset|) v_ArrVal_9530) (+ 84 .cse0 |c_~#cache~0.offset|))))) (< (+ .cse1 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85|)))) is different from false [2024-10-26 19:27:52,920 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| Int) (v_ArrVal_9525 Int) (v_ArrVal_9515 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| Int) (v_ArrVal_9520 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133| Int) (v_ArrVal_9510 (Array Int Int)) (v_ArrVal_9530 Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| Int)) (let ((.cse2 (* |c_t_funThread2of2ForFork0_~i~0#1| 28)) (.cse1 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< 0 (+ 2147483650 (select (store (store (store (store (store (store (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_9510))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| v_ArrVal_9515) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| v_ArrVal_9520) (+ 56 .cse1 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137|)) (+ 56 .cse2 |c_~#cache~0.offset|) v_ArrVal_9525) (+ 84 .cse1 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133|)) (+ 84 .cse2 |c_~#cache~0.offset|) v_ArrVal_9530) (+ 112 .cse1 |c_~#cache~0.offset|)))) (< (+ .cse2 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85|) (< (+ .cse2 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87|) (< (+ .cse1 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92|)))) is different from false [2024-10-26 19:27:53,070 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| Int) (v_ArrVal_9525 Int) (v_ArrVal_9515 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| Int) (v_ArrVal_9520 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133| Int) (v_ArrVal_9510 (Array Int Int)) (v_ArrVal_9530 Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| Int)) (let ((.cse1 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 28 |c_~#cache~0.offset|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85|) (< 0 (+ 2147483650 (select (store (store (store (store (store (store (store (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_9510))) (store .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select .cse0 |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)))) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| v_ArrVal_9515) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| v_ArrVal_9520) (+ 56 .cse1 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_137|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_9525) (+ 84 .cse1 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_133|)) (+ 84 |c_~#cache~0.offset|) v_ArrVal_9530) (+ 112 .cse1 |c_~#cache~0.offset|)))) (< (+ .cse1 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87|)))) is different from false [2024-10-26 19:28:09,206 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9510 (Array Int Int)) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_94| Int) (v_ArrVal_9515 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| Int) (v_ArrVal_9520 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141| Int)) (let ((.cse0 (+ 28 |c_~#cache~0.offset|))) (or (< .cse0 |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85|) (< 0 (+ 2147483650 (select (store (store (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_9510) |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_94| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87| v_ArrVal_9515) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_141|)) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_85| v_ArrVal_9520) (+ 112 |c_~#cache~0.offset|)))) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_87|) (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_94|) (< .cse0 |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_92|)))) is different from false [2024-10-26 19:28:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 323 refuted. 0 times theorem prover too weak. 145 trivial. 34 not checked. [2024-10-26 19:28:10,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598214430] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 19:28:10,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 19:28:10,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37, 37] total 111 [2024-10-26 19:28:10,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035808908] [2024-10-26 19:28:10,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 19:28:10,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-10-26 19:28:10,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 19:28:10,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-10-26 19:28:10,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=432, Invalid=11271, Unknown=85, NotChecked=868, Total=12656 [2024-10-26 19:28:10,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 19:28:10,617 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 19:28:10,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 112 states have (on average 6.321428571428571) internal successors, (708), 112 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 19:28:10,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-10-26 19:28:10,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Killed by 15