./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:27:11,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:27:11,694 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-14 23:27:11,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:27:11,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:27:11,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:27:11,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:27:11,731 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:27:11,732 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:27:11,733 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:27:11,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:27:11,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:27:11,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:27:11,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:27:11,737 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:27:11,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:27:11,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:27:11,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 23:27:11,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:27:11,738 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 23:27:11,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:27:11,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:27:11,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:27:11,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:27:11,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:27:11,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:27:11,740 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:27:11,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:27:11,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:27:11,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:27:11,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:27:11,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:27:11,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:27:11,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:27:11,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:27:11,743 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:27:11,743 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:27:11,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:27:11,743 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43c551c05c986c34609f999e25a13e0dbb4f692e7b1d3b7f2939ec615c71d0d0 [2024-10-14 23:27:11,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:27:11,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:27:11,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:27:11,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:27:11,981 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:27:11,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2024-10-14 23:27:13,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:27:13,594 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:27:13,594 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test10-1.i [2024-10-14 23:27:13,620 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff2b8fa6/8f205ce150094ee0aa5ef3d5788bf3fd/FLAG92b50585d [2024-10-14 23:27:13,902 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff2b8fa6/8f205ce150094ee0aa5ef3d5788bf3fd [2024-10-14 23:27:13,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:27:13,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:27:13,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:27:13,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:27:13,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:27:13,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:13" (1/1) ... [2024-10-14 23:27:13,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13efbd1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:13, skipping insertion in model container [2024-10-14 23:27:13,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:27:13" (1/1) ... [2024-10-14 23:27:13,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:27:14,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:27:14,376 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 23:27:14,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:27:14,552 INFO L204 MainTranslator]: Completed translation [2024-10-14 23:27:14,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14 WrapperNode [2024-10-14 23:27:14,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:27:14,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 23:27:14,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 23:27:14,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 23:27:14,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,700 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-10-14 23:27:14,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 23:27:14,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 23:27:14,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 23:27:14,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 23:27:14,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,722 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,814 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [2, 372, 106]. 78 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 86 writes are split as follows [0, 82, 4]. [2024-10-14 23:27:14,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 23:27:14,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 23:27:14,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 23:27:14,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 23:27:14,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (1/1) ... [2024-10-14 23:27:14,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:27:14,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:14,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 23:27:14,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 23:27:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-10-14 23:27:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-10-14 23:27:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 23:27:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 23:27:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 23:27:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-14 23:27:15,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-14 23:27:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 23:27:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 23:27:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 23:27:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 23:27:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 23:27:15,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 23:27:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 23:27:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 23:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 23:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 23:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 23:27:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 23:27:15,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 23:27:15,220 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 23:27:15,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 23:27:17,215 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-10-14 23:27:17,215 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 23:27:17,256 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 23:27:17,256 INFO L314 CfgBuilder]: Removed 151 assume(true) statements. [2024-10-14 23:27:17,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:17 BoogieIcfgContainer [2024-10-14 23:27:17,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 23:27:17,258 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 23:27:17,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 23:27:17,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 23:27:17,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:27:13" (1/3) ... [2024-10-14 23:27:17,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a467c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:17, skipping insertion in model container [2024-10-14 23:27:17,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:27:14" (2/3) ... [2024-10-14 23:27:17,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a467c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:27:17, skipping insertion in model container [2024-10-14 23:27:17,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:27:17" (3/3) ... [2024-10-14 23:27:17,265 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test10-1.i [2024-10-14 23:27:17,288 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 23:27:17,288 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-14 23:27:17,407 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 23:27:17,413 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=PETRI_NET, 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;@2e20578c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 23:27:17,413 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-14 23:27:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-14 23:27:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-14 23:27:17,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:17,425 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-14 23:27:17,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:17,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:17,432 INFO L85 PathProgramCache]: Analyzing trace with hash -672460279, now seen corresponding path program 1 times [2024-10-14 23:27:17,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:17,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133451908] [2024-10-14 23:27:17,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:17,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:17,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:17,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133451908] [2024-10-14 23:27:17,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133451908] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:17,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:17,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:27:17,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177287557] [2024-10-14 23:27:17,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:17,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 23:27:17,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:17,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 23:27:17,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 23:27:17,741 INFO L87 Difference]: Start difference. First operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2024-10-14 23:27:17,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:17,836 INFO L93 Difference]: Finished difference Result 2072 states and 3370 transitions. [2024-10-14 23:27:17,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 23:27:17,838 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) Word has length 6 [2024-10-14 23:27:17,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:17,855 INFO L225 Difference]: With dead ends: 2072 [2024-10-14 23:27:17,856 INFO L226 Difference]: Without dead ends: 1033 [2024-10-14 23:27:17,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 23:27:17,864 INFO L432 NwaCegarLoop]: 1517 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:17,866 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1517 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 23:27:17,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-10-14 23:27:17,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1033. [2024-10-14 23:27:17,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1010 states have (on average 1.4762376237623762) internal successors, (1491), 1020 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-14 23:27:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1518 transitions. [2024-10-14 23:27:17,941 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1518 transitions. Word has length 6 [2024-10-14 23:27:17,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:17,942 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1518 transitions. [2024-10-14 23:27:17,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2024-10-14 23:27:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1518 transitions. [2024-10-14 23:27:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-14 23:27:17,942 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:17,942 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-14 23:27:17,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 23:27:17,943 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:17,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:17,947 INFO L85 PathProgramCache]: Analyzing trace with hash -672458357, now seen corresponding path program 1 times [2024-10-14 23:27:17,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:17,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431175616] [2024-10-14 23:27:17,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:17,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 23:27:18,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1940516053] [2024-10-14 23:27:18,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:18,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:18,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:18,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:18,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 23:27:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:18,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-14 23:27:18,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:18,214 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 [2024-10-14 23:27:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:18,233 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:18,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431175616] [2024-10-14 23:27:18,234 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-14 23:27:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940516053] [2024-10-14 23:27:18,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940516053] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:18,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:18,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:27:18,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095391456] [2024-10-14 23:27:18,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:18,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:18,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:18,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:18,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:18,237 INFO L87 Difference]: Start difference. First operand 1033 states and 1518 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2024-10-14 23:27:18,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:18,374 INFO L93 Difference]: Finished difference Result 1428 states and 2089 transitions. [2024-10-14 23:27:18,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:18,375 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 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) Word has length 6 [2024-10-14 23:27:18,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:18,379 INFO L225 Difference]: With dead ends: 1428 [2024-10-14 23:27:18,379 INFO L226 Difference]: Without dead ends: 1426 [2024-10-14 23:27:18,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:18,380 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 553 mSDsluCounter, 2952 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 4460 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:18,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 4460 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:27:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-10-14 23:27:18,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1039. [2024-10-14 23:27:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4744094488188977) internal successors, (1498), 1026 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-14 23:27:18,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1525 transitions. [2024-10-14 23:27:18,406 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1525 transitions. Word has length 6 [2024-10-14 23:27:18,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:18,406 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1525 transitions. [2024-10-14 23:27:18,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2024-10-14 23:27:18,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1525 transitions. [2024-10-14 23:27:18,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-14 23:27:18,409 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:18,409 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:18,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 23:27:18,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:18,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:18,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:18,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1771832247, now seen corresponding path program 1 times [2024-10-14 23:27:18,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:18,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18662117] [2024-10-14 23:27:18,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:18,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:18,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:18,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18662117] [2024-10-14 23:27:18,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18662117] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:18,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:18,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 23:27:18,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988558288] [2024-10-14 23:27:18,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:18,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:18,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:18,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:18,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:18,987 INFO L87 Difference]: Start difference. First operand 1039 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 23:27:19,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:19,150 INFO L93 Difference]: Finished difference Result 2060 states and 3030 transitions. [2024-10-14 23:27:19,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:19,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2024-10-14 23:27:19,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:19,155 INFO L225 Difference]: With dead ends: 2060 [2024-10-14 23:27:19,155 INFO L226 Difference]: Without dead ends: 1425 [2024-10-14 23:27:19,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:19,157 INFO L432 NwaCegarLoop]: 1552 mSDtfsCounter, 554 mSDsluCounter, 2997 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:19,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 4549 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:27:19,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-14 23:27:19,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1039. [2024-10-14 23:27:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4734251968503937) internal successors, (1497), 1026 states have internal predecessors, (1497), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-14 23:27:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1524 transitions. [2024-10-14 23:27:19,176 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1524 transitions. Word has length 63 [2024-10-14 23:27:19,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:19,177 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1524 transitions. [2024-10-14 23:27:19,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-14 23:27:19,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1524 transitions. [2024-10-14 23:27:19,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-14 23:27:19,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:19,180 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:19,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 23:27:19,180 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:19,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:19,180 INFO L85 PathProgramCache]: Analyzing trace with hash 849030331, now seen corresponding path program 1 times [2024-10-14 23:27:19,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:19,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821792150] [2024-10-14 23:27:19,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:19,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:19,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:19,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:19,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821792150] [2024-10-14 23:27:19,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821792150] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:19,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:19,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 23:27:19,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215399846] [2024-10-14 23:27:19,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:19,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:19,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:19,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:19,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:19,429 INFO L87 Difference]: Start difference. First operand 1039 states and 1524 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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) [2024-10-14 23:27:19,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:19,602 INFO L93 Difference]: Finished difference Result 2457 states and 3602 transitions. [2024-10-14 23:27:19,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:19,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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) Word has length 81 [2024-10-14 23:27:19,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:19,606 INFO L225 Difference]: With dead ends: 2457 [2024-10-14 23:27:19,607 INFO L226 Difference]: Without dead ends: 1425 [2024-10-14 23:27:19,608 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:19,609 INFO L432 NwaCegarLoop]: 1556 mSDtfsCounter, 548 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:19,609 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4558 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 23:27:19,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-14 23:27:19,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1040. [2024-10-14 23:27:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4729596853490659) internal successors, (1498), 1027 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-14 23:27:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-14 23:27:19,626 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 81 [2024-10-14 23:27:19,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:19,626 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-14 23:27:19,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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) [2024-10-14 23:27:19,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-14 23:27:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-14 23:27:19,630 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:19,630 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:19,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 23:27:19,630 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:19,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:19,631 INFO L85 PathProgramCache]: Analyzing trace with hash -654875997, now seen corresponding path program 1 times [2024-10-14 23:27:19,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:19,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400387287] [2024-10-14 23:27:19,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:19,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:19,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:19,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400387287] [2024-10-14 23:27:19,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400387287] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:19,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:19,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:27:19,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65925738] [2024-10-14 23:27:19,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:19,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:19,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:19,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:19,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:19,927 INFO L87 Difference]: Start difference. First operand 1040 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 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) [2024-10-14 23:27:20,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:20,013 INFO L93 Difference]: Finished difference Result 2075 states and 3045 transitions. [2024-10-14 23:27:20,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:20,017 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 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) Word has length 152 [2024-10-14 23:27:20,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:20,025 INFO L225 Difference]: With dead ends: 2075 [2024-10-14 23:27:20,025 INFO L226 Difference]: Without dead ends: 1043 [2024-10-14 23:27:20,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:20,026 INFO L432 NwaCegarLoop]: 1487 mSDtfsCounter, 105 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 4370 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:20,027 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 4370 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 23:27:20,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2024-10-14 23:27:20,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1040. [2024-10-14 23:27:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4660766961651917) internal successors, (1491), 1027 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-14 23:27:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1518 transitions. [2024-10-14 23:27:20,054 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1518 transitions. Word has length 152 [2024-10-14 23:27:20,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:20,059 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1518 transitions. [2024-10-14 23:27:20,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 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) [2024-10-14 23:27:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1518 transitions. [2024-10-14 23:27:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-14 23:27:20,063 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:20,063 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:20,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 23:27:20,063 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:20,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:20,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1590056017, now seen corresponding path program 1 times [2024-10-14 23:27:20,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:20,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144733361] [2024-10-14 23:27:20,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:20,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 23:27:20,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:20,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144733361] [2024-10-14 23:27:20,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144733361] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:20,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:20,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 23:27:20,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859080946] [2024-10-14 23:27:20,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:20,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 23:27:20,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:20,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 23:27:20,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 23:27:20,203 INFO L87 Difference]: Start difference. First operand 1040 states and 1518 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 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) [2024-10-14 23:27:20,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:20,265 INFO L93 Difference]: Finished difference Result 2645 states and 3881 transitions. [2024-10-14 23:27:20,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 23:27:20,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 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) Word has length 152 [2024-10-14 23:27:20,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:20,270 INFO L225 Difference]: With dead ends: 2645 [2024-10-14 23:27:20,270 INFO L226 Difference]: Without dead ends: 1613 [2024-10-14 23:27:20,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 23:27:20,272 INFO L432 NwaCegarLoop]: 1506 mSDtfsCounter, 792 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 2995 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:20,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 2995 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 23:27:20,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2024-10-14 23:27:20,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1454. [2024-10-14 23:27:20,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1454 states, 1429 states have (on average 1.4716585024492652) internal successors, (2103), 1439 states have internal predecessors, (2103), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-14 23:27:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1454 states and 2134 transitions. [2024-10-14 23:27:20,292 INFO L78 Accepts]: Start accepts. Automaton has 1454 states and 2134 transitions. Word has length 152 [2024-10-14 23:27:20,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:20,293 INFO L471 AbstractCegarLoop]: Abstraction has 1454 states and 2134 transitions. [2024-10-14 23:27:20,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 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) [2024-10-14 23:27:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2134 transitions. [2024-10-14 23:27:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:27:20,294 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:20,295 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:20,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 23:27:20,295 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:20,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:20,295 INFO L85 PathProgramCache]: Analyzing trace with hash -996531320, now seen corresponding path program 1 times [2024-10-14 23:27:20,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:20,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972018117] [2024-10-14 23:27:20,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:20,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:20,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:27:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:20,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:27:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:27:20,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:20,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972018117] [2024-10-14 23:27:20,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972018117] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:20,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:20,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 23:27:20,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234576954] [2024-10-14 23:27:20,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:20,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 23:27:20,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:20,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 23:27:20,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:20,609 INFO L87 Difference]: Start difference. First operand 1454 states and 2134 transitions. Second operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:20,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:20,948 INFO L93 Difference]: Finished difference Result 2733 states and 4016 transitions. [2024-10-14 23:27:20,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 23:27:20,948 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-14 23:27:20,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:20,952 INFO L225 Difference]: With dead ends: 2733 [2024-10-14 23:27:20,953 INFO L226 Difference]: Without dead ends: 1414 [2024-10-14 23:27:20,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:27:20,954 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 53 mSDsluCounter, 3989 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 5369 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:20,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5369 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:27:20,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-14 23:27:20,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-14 23:27:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4607065609228551) internal successors, (2026), 1397 states have internal predecessors, (2026), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-14 23:27:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2057 transitions. [2024-10-14 23:27:20,974 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2057 transitions. Word has length 165 [2024-10-14 23:27:20,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:20,974 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2057 transitions. [2024-10-14 23:27:20,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2057 transitions. [2024-10-14 23:27:20,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:27:20,976 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:20,976 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:20,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 23:27:20,976 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:20,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:20,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1774863814, now seen corresponding path program 1 times [2024-10-14 23:27:20,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:20,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850459922] [2024-10-14 23:27:20,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:20,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:27:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:27:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:27:21,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:21,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850459922] [2024-10-14 23:27:21,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850459922] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:21,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:21,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:27:21,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870616428] [2024-10-14 23:27:21,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:21,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:21,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:21,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:21,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:21,218 INFO L87 Difference]: Start difference. First operand 1412 states and 2057 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:21,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:21,546 INFO L93 Difference]: Finished difference Result 2691 states and 3928 transitions. [2024-10-14 23:27:21,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:21,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-14 23:27:21,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:21,557 INFO L225 Difference]: With dead ends: 2691 [2024-10-14 23:27:21,557 INFO L226 Difference]: Without dead ends: 1414 [2024-10-14 23:27:21,559 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:21,560 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 24 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 4032 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:21,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 4032 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:27:21,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-14 23:27:21,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-14 23:27:21,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4585436193222783) internal successors, (2023), 1397 states have internal predecessors, (2023), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-14 23:27:21,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2054 transitions. [2024-10-14 23:27:21,588 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2054 transitions. Word has length 165 [2024-10-14 23:27:21,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:21,589 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2054 transitions. [2024-10-14 23:27:21,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2054 transitions. [2024-10-14 23:27:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-14 23:27:21,591 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:21,591 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:21,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 23:27:21,591 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:21,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:21,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1062021694, now seen corresponding path program 1 times [2024-10-14 23:27:21,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:21,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949503295] [2024-10-14 23:27:21,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:21,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:27:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:27:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-14 23:27:21,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:21,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949503295] [2024-10-14 23:27:21,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949503295] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:21,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:21,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:27:21,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105020298] [2024-10-14 23:27:21,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:21,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:21,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:21,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:21,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:21,821 INFO L87 Difference]: Start difference. First operand 1412 states and 2054 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:22,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:22,267 INFO L93 Difference]: Finished difference Result 3262 states and 4756 transitions. [2024-10-14 23:27:22,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:22,267 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-14 23:27:22,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:22,274 INFO L225 Difference]: With dead ends: 3262 [2024-10-14 23:27:22,274 INFO L226 Difference]: Without dead ends: 1985 [2024-10-14 23:27:22,276 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 23:27:22,276 INFO L432 NwaCegarLoop]: 1793 mSDtfsCounter, 695 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 4834 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:22,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 4834 Invalid, 217 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:27:22,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1985 states. [2024-10-14 23:27:22,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1978. [2024-10-14 23:27:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1947 states have (on average 1.4560862865947612) internal successors, (2835), 1957 states have internal predecessors, (2835), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-14 23:27:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2878 transitions. [2024-10-14 23:27:22,319 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2878 transitions. Word has length 165 [2024-10-14 23:27:22,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:22,319 INFO L471 AbstractCegarLoop]: Abstraction has 1978 states and 2878 transitions. [2024-10-14 23:27:22,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-14 23:27:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2878 transitions. [2024-10-14 23:27:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-14 23:27:22,321 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:22,321 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:22,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 23:27:22,322 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:22,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:22,322 INFO L85 PathProgramCache]: Analyzing trace with hash -818482464, now seen corresponding path program 1 times [2024-10-14 23:27:22,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:22,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618835593] [2024-10-14 23:27:22,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:22,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:22,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:27:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:22,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:27:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:22,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 23:27:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:22,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:27:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:22,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:22,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618835593] [2024-10-14 23:27:22,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618835593] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:22,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:22,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 23:27:22,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597421242] [2024-10-14 23:27:22,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:22,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 23:27:22,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:22,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 23:27:22,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 23:27:22,812 INFO L87 Difference]: Start difference. First operand 1978 states and 2878 transitions. Second operand has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:23,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:23,285 INFO L93 Difference]: Finished difference Result 2046 states and 2978 transitions. [2024-10-14 23:27:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 23:27:23,285 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 178 [2024-10-14 23:27:23,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:23,295 INFO L225 Difference]: With dead ends: 2046 [2024-10-14 23:27:23,295 INFO L226 Difference]: Without dead ends: 2044 [2024-10-14 23:27:23,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:27:23,296 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 320 mSDsluCounter, 3984 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 5378 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:23,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 5378 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 23:27:23,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2024-10-14 23:27:23,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2042. [2024-10-14 23:27:23,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2042 states, 2008 states have (on average 1.4506972111553784) internal successors, (2913), 2018 states have internal predecessors, (2913), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:23,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 2962 transitions. [2024-10-14 23:27:23,322 INFO L78 Accepts]: Start accepts. Automaton has 2042 states and 2962 transitions. Word has length 178 [2024-10-14 23:27:23,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:23,323 INFO L471 AbstractCegarLoop]: Abstraction has 2042 states and 2962 transitions. [2024-10-14 23:27:23,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:23,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2962 transitions. [2024-10-14 23:27:23,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-14 23:27:23,324 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:23,324 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:23,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 23:27:23,325 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:23,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:23,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1850133639, now seen corresponding path program 1 times [2024-10-14 23:27:23,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:23,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827751043] [2024-10-14 23:27:23,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:23,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 23:27:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 23:27:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 23:27:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-14 23:27:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:24,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:24,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827751043] [2024-10-14 23:27:24,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827751043] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:24,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133811003] [2024-10-14 23:27:24,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:24,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:24,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:24,401 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:24,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 23:27:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:24,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-14 23:27:24,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:24,876 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 [2024-10-14 23:27:24,890 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 [2024-10-14 23:27:24,903 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 27 treesize of output 11 [2024-10-14 23:27:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:25,452 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:25,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133811003] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:25,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:25,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-14 23:27:25,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293578473] [2024-10-14 23:27:25,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:25,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 23:27:25,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:25,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 23:27:25,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-10-14 23:27:25,454 INFO L87 Difference]: Start difference. First operand 2042 states and 2962 transitions. Second operand has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:27,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:27,361 INFO L93 Difference]: Finished difference Result 4045 states and 5864 transitions. [2024-10-14 23:27:27,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 23:27:27,362 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 184 [2024-10-14 23:27:27,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:27,369 INFO L225 Difference]: With dead ends: 4045 [2024-10-14 23:27:27,369 INFO L226 Difference]: Without dead ends: 2091 [2024-10-14 23:27:27,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-10-14 23:27:27,372 INFO L432 NwaCegarLoop]: 1419 mSDtfsCounter, 732 mSDsluCounter, 8814 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 10233 SdHoareTripleChecker+Invalid, 1313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:27,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [737 Valid, 10233 Invalid, 1313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-10-14 23:27:27,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2024-10-14 23:27:27,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2068. [2024-10-14 23:27:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 2034 states have (on average 1.447394296951819) internal successors, (2944), 2044 states have internal predecessors, (2944), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2993 transitions. [2024-10-14 23:27:27,411 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2993 transitions. Word has length 184 [2024-10-14 23:27:27,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:27,411 INFO L471 AbstractCegarLoop]: Abstraction has 2068 states and 2993 transitions. [2024-10-14 23:27:27,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2993 transitions. [2024-10-14 23:27:27,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-14 23:27:27,413 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:27,413 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:27,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-14 23:27:27,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-14 23:27:27,618 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:27,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:27,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1284155542, now seen corresponding path program 1 times [2024-10-14 23:27:27,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:27,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794961206] [2024-10-14 23:27:27,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:27,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 23:27:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 23:27:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-14 23:27:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 23:27:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:28,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:28,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794961206] [2024-10-14 23:27:28,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794961206] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:28,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368568283] [2024-10-14 23:27:28,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:28,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:28,341 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:28,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 23:27:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:28,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-14 23:27:28,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:28,881 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:28,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368568283] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:28,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:28,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-14 23:27:28,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937652249] [2024-10-14 23:27:28,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:28,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:28,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:28,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:28,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:27:28,882 INFO L87 Difference]: Start difference. First operand 2068 states and 2993 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:29,078 INFO L93 Difference]: Finished difference Result 4066 states and 5892 transitions. [2024-10-14 23:27:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:29,079 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 185 [2024-10-14 23:27:29,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:29,085 INFO L225 Difference]: With dead ends: 4066 [2024-10-14 23:27:29,085 INFO L226 Difference]: Without dead ends: 2112 [2024-10-14 23:27:29,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:27:29,088 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 17 mSDsluCounter, 2644 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4060 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:29,088 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4060 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 23:27:29,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2024-10-14 23:27:29,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2096. [2024-10-14 23:27:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2096 states, 2062 states have (on average 1.4442289039767215) internal successors, (2978), 2072 states have internal predecessors, (2978), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:29,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 3027 transitions. [2024-10-14 23:27:29,123 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 3027 transitions. Word has length 185 [2024-10-14 23:27:29,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:29,123 INFO L471 AbstractCegarLoop]: Abstraction has 2096 states and 3027 transitions. [2024-10-14 23:27:29,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:29,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3027 transitions. [2024-10-14 23:27:29,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-14 23:27:29,125 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:29,125 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:29,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-14 23:27:29,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:29,330 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:29,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:29,331 INFO L85 PathProgramCache]: Analyzing trace with hash 257084994, now seen corresponding path program 1 times [2024-10-14 23:27:29,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:29,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939520167] [2024-10-14 23:27:29,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:29,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:29,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 23:27:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:29,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 23:27:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:29,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 23:27:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:29,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 23:27:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:29,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:29,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939520167] [2024-10-14 23:27:29,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939520167] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:29,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:29,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 23:27:29,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842067756] [2024-10-14 23:27:29,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:29,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:27:29,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:29,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:27:29,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:27:29,764 INFO L87 Difference]: Start difference. First operand 2096 states and 3027 transitions. Second operand has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:30,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:30,522 INFO L93 Difference]: Finished difference Result 4088 states and 5926 transitions. [2024-10-14 23:27:30,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:27:30,522 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 186 [2024-10-14 23:27:30,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:30,533 INFO L225 Difference]: With dead ends: 4088 [2024-10-14 23:27:30,534 INFO L226 Difference]: Without dead ends: 2110 [2024-10-14 23:27:30,536 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-14 23:27:30,537 INFO L432 NwaCegarLoop]: 1390 mSDtfsCounter, 31 mSDsluCounter, 6271 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 7661 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:30,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 7661 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 23:27:30,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2110 states. [2024-10-14 23:27:30,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2110 to 2104. [2024-10-14 23:27:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2070 states have (on average 1.4434782608695653) internal successors, (2988), 2080 states have internal predecessors, (2988), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3037 transitions. [2024-10-14 23:27:30,577 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3037 transitions. Word has length 186 [2024-10-14 23:27:30,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:30,577 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 3037 transitions. [2024-10-14 23:27:30,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:30,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3037 transitions. [2024-10-14 23:27:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-14 23:27:30,579 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:30,580 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:30,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 23:27:30,580 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:30,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:30,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1044945329, now seen corresponding path program 1 times [2024-10-14 23:27:30,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:30,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482980356] [2024-10-14 23:27:30,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:30,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:30,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 23:27:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:30,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 23:27:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:30,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 23:27:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:30,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 23:27:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:30,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:30,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482980356] [2024-10-14 23:27:30,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482980356] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:30,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:30,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 23:27:30,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523128738] [2024-10-14 23:27:30,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:30,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:27:30,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:30,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:27:30,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 23:27:30,924 INFO L87 Difference]: Start difference. First operand 2104 states and 3037 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:31,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:31,726 INFO L93 Difference]: Finished difference Result 4103 states and 5946 transitions. [2024-10-14 23:27:31,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:27:31,727 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2024-10-14 23:27:31,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:31,734 INFO L225 Difference]: With dead ends: 4103 [2024-10-14 23:27:31,734 INFO L226 Difference]: Without dead ends: 2128 [2024-10-14 23:27:31,736 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-14 23:27:31,736 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 35 mSDsluCounter, 7520 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 8900 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:31,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 8900 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-14 23:27:31,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2024-10-14 23:27:31,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2120. [2024-10-14 23:27:31,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 2086 states have (on average 1.4429530201342282) internal successors, (3010), 2096 states have internal predecessors, (3010), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:31,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 3059 transitions. [2024-10-14 23:27:31,768 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 3059 transitions. Word has length 187 [2024-10-14 23:27:31,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:31,769 INFO L471 AbstractCegarLoop]: Abstraction has 2120 states and 3059 transitions. [2024-10-14 23:27:31,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3059 transitions. [2024-10-14 23:27:31,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-14 23:27:31,770 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:31,770 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:31,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 23:27:31,771 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:31,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:31,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1914302157, now seen corresponding path program 1 times [2024-10-14 23:27:31,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:31,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845603201] [2024-10-14 23:27:31,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:31,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 23:27:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-14 23:27:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-14 23:27:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 23:27:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:32,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:32,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845603201] [2024-10-14 23:27:32,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845603201] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:32,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97431317] [2024-10-14 23:27:32,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:32,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:32,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:32,287 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:32,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 23:27:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:32,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-14 23:27:32,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:33,001 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:33,001 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:33,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97431317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:33,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:33,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:27:33,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791336768] [2024-10-14 23:27:33,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:33,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:27:33,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:33,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:27:33,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:27:33,003 INFO L87 Difference]: Start difference. First operand 2120 states and 3059 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:33,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:33,501 INFO L93 Difference]: Finished difference Result 4117 states and 5953 transitions. [2024-10-14 23:27:33,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 23:27:33,502 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2024-10-14 23:27:33,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:33,515 INFO L225 Difference]: With dead ends: 4117 [2024-10-14 23:27:33,515 INFO L226 Difference]: Without dead ends: 2134 [2024-10-14 23:27:33,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:27:33,522 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 12 mSDsluCounter, 6409 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7820 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:33,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7820 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 23:27:33,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2024-10-14 23:27:33,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 2120. [2024-10-14 23:27:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 2086 states have (on average 1.4429530201342282) internal successors, (3010), 2096 states have internal predecessors, (3010), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 3059 transitions. [2024-10-14 23:27:33,580 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 3059 transitions. Word has length 187 [2024-10-14 23:27:33,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:33,580 INFO L471 AbstractCegarLoop]: Abstraction has 2120 states and 3059 transitions. [2024-10-14 23:27:33,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3059 transitions. [2024-10-14 23:27:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-14 23:27:33,582 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:33,582 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:33,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-14 23:27:33,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-14 23:27:33,787 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:33,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:33,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1417065226, now seen corresponding path program 1 times [2024-10-14 23:27:33,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:33,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873252982] [2024-10-14 23:27:33,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:33,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:34,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 23:27:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:34,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 23:27:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:34,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 23:27:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:34,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 23:27:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:34,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:34,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873252982] [2024-10-14 23:27:34,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873252982] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:34,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:34,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-14 23:27:34,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664830307] [2024-10-14 23:27:34,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:34,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 23:27:34,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:34,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 23:27:34,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:27:34,217 INFO L87 Difference]: Start difference. First operand 2120 states and 3059 transitions. Second operand has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:34,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:34,995 INFO L93 Difference]: Finished difference Result 4126 states and 5973 transitions. [2024-10-14 23:27:34,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 23:27:34,996 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-14 23:27:34,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:35,000 INFO L225 Difference]: With dead ends: 4126 [2024-10-14 23:27:35,001 INFO L226 Difference]: Without dead ends: 2148 [2024-10-14 23:27:35,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:27:35,003 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 43 mSDsluCounter, 8897 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 10277 SdHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:35,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 10277 Invalid, 1169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-14 23:27:35,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2024-10-14 23:27:35,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2134. [2024-10-14 23:27:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2134 states, 2100 states have (on average 1.4419047619047618) internal successors, (3028), 2110 states have internal predecessors, (3028), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:35,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 2134 states and 3077 transitions. [2024-10-14 23:27:35,031 INFO L78 Accepts]: Start accepts. Automaton has 2134 states and 3077 transitions. Word has length 188 [2024-10-14 23:27:35,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:35,031 INFO L471 AbstractCegarLoop]: Abstraction has 2134 states and 3077 transitions. [2024-10-14 23:27:35,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 3077 transitions. [2024-10-14 23:27:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-14 23:27:35,033 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:35,033 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:35,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 23:27:35,033 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:35,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:35,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1697644178, now seen corresponding path program 1 times [2024-10-14 23:27:35,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:35,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059863855] [2024-10-14 23:27:35,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:35,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-14 23:27:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:35,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 23:27:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:35,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 23:27:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:35,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 23:27:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:35,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:35,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059863855] [2024-10-14 23:27:35,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059863855] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:35,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736857527] [2024-10-14 23:27:35,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:35,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:35,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:35,691 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:35,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-14 23:27:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:36,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-14 23:27:36,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:36,293 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:36,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736857527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:36,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:36,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-14 23:27:36,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879801380] [2024-10-14 23:27:36,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:36,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:27:36,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:36,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:27:36,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:27:36,295 INFO L87 Difference]: Start difference. First operand 2134 states and 3077 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:36,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:36,753 INFO L93 Difference]: Finished difference Result 4149 states and 5990 transitions. [2024-10-14 23:27:36,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 23:27:36,753 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-14 23:27:36,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:36,757 INFO L225 Difference]: With dead ends: 4149 [2024-10-14 23:27:36,757 INFO L226 Difference]: Without dead ends: 2164 [2024-10-14 23:27:36,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:27:36,759 INFO L432 NwaCegarLoop]: 1413 mSDtfsCounter, 41 mSDsluCounter, 6542 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 7955 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:36,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 7955 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 23:27:36,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2024-10-14 23:27:36,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2144. [2024-10-14 23:27:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2144 states, 2110 states have (on average 1.4407582938388626) internal successors, (3040), 2120 states have internal predecessors, (3040), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 2144 states and 3089 transitions. [2024-10-14 23:27:36,790 INFO L78 Accepts]: Start accepts. Automaton has 2144 states and 3089 transitions. Word has length 188 [2024-10-14 23:27:36,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:36,790 INFO L471 AbstractCegarLoop]: Abstraction has 2144 states and 3089 transitions. [2024-10-14 23:27:36,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 3089 transitions. [2024-10-14 23:27:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:27:36,792 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:36,792 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:36,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-14 23:27:36,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-14 23:27:36,997 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:36,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:36,998 INFO L85 PathProgramCache]: Analyzing trace with hash -558109373, now seen corresponding path program 1 times [2024-10-14 23:27:36,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:36,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456220147] [2024-10-14 23:27:36,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:36,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:37,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:27:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:37,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:27:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:37,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:27:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:37,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:27:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:37,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:37,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456220147] [2024-10-14 23:27:37,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456220147] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:37,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 23:27:37,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-14 23:27:37,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053013270] [2024-10-14 23:27:37,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:37,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 23:27:37,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:37,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 23:27:37,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:27:37,468 INFO L87 Difference]: Start difference. First operand 2144 states and 3089 transitions. Second operand has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:38,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:38,397 INFO L93 Difference]: Finished difference Result 4159 states and 6016 transitions. [2024-10-14 23:27:38,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-14 23:27:38,397 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-14 23:27:38,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:38,402 INFO L225 Difference]: With dead ends: 4159 [2024-10-14 23:27:38,402 INFO L226 Difference]: Without dead ends: 2164 [2024-10-14 23:27:38,404 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-14 23:27:38,405 INFO L432 NwaCegarLoop]: 1387 mSDtfsCounter, 46 mSDsluCounter, 10126 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 11513 SdHoareTripleChecker+Invalid, 1481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:38,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 11513 Invalid, 1481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-14 23:27:38,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2024-10-14 23:27:38,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2150. [2024-10-14 23:27:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2150 states, 2116 states have (on average 1.4395085066162572) internal successors, (3046), 2126 states have internal predecessors, (3046), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 3095 transitions. [2024-10-14 23:27:38,431 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 3095 transitions. Word has length 189 [2024-10-14 23:27:38,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:38,431 INFO L471 AbstractCegarLoop]: Abstraction has 2150 states and 3095 transitions. [2024-10-14 23:27:38,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 3095 transitions. [2024-10-14 23:27:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:27:38,432 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:38,433 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:38,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-14 23:27:38,433 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:38,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:38,433 INFO L85 PathProgramCache]: Analyzing trace with hash -766011481, now seen corresponding path program 1 times [2024-10-14 23:27:38,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:38,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124108763] [2024-10-14 23:27:38,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:38,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:38,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:27:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:39,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:27:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:39,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:27:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:39,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:27:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:39,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:39,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124108763] [2024-10-14 23:27:39,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124108763] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:39,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996481079] [2024-10-14 23:27:39,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:39,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:39,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:39,029 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:39,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-14 23:27:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:39,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-14 23:27:39,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:39,699 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:39,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996481079] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:39,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:39,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-14 23:27:39,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744054856] [2024-10-14 23:27:39,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:39,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 23:27:39,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:39,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 23:27:39,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-14 23:27:39,705 INFO L87 Difference]: Start difference. First operand 2150 states and 3095 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:40,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:40,155 INFO L93 Difference]: Finished difference Result 4171 states and 6019 transitions. [2024-10-14 23:27:40,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:27:40,155 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-14 23:27:40,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:40,159 INFO L225 Difference]: With dead ends: 4171 [2024-10-14 23:27:40,159 INFO L226 Difference]: Without dead ends: 2178 [2024-10-14 23:27:40,161 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-14 23:27:40,162 INFO L432 NwaCegarLoop]: 1400 mSDtfsCounter, 40 mSDsluCounter, 6505 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 7905 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:40,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 7905 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 23:27:40,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2178 states. [2024-10-14 23:27:40,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2178 to 2154. [2024-10-14 23:27:40,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2154 states, 2120 states have (on average 1.4405660377358491) internal successors, (3054), 2130 states have internal predecessors, (3054), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 2154 states and 3103 transitions. [2024-10-14 23:27:40,188 INFO L78 Accepts]: Start accepts. Automaton has 2154 states and 3103 transitions. Word has length 189 [2024-10-14 23:27:40,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:40,188 INFO L471 AbstractCegarLoop]: Abstraction has 2154 states and 3103 transitions. [2024-10-14 23:27:40,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:40,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 3103 transitions. [2024-10-14 23:27:40,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:27:40,189 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:40,190 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:40,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-14 23:27:40,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:40,391 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:40,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:40,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1115106002, now seen corresponding path program 1 times [2024-10-14 23:27:40,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:40,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847679713] [2024-10-14 23:27:40,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:40,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:40,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:27:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:40,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:27:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:27:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:40,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:27:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:40,854 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:40,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:40,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847679713] [2024-10-14 23:27:40,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847679713] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:40,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [632309588] [2024-10-14 23:27:40,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:40,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:40,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:40,857 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:40,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-14 23:27:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:41,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-14 23:27:41,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-14 23:27:41,687 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:41,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [632309588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:41,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:41,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-14 23:27:41,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804553173] [2024-10-14 23:27:41,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:41,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 23:27:41,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:41,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 23:27:41,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:27:41,688 INFO L87 Difference]: Start difference. First operand 2154 states and 3103 transitions. Second operand has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:42,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:42,063 INFO L93 Difference]: Finished difference Result 4172 states and 6026 transitions. [2024-10-14 23:27:42,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 23:27:42,063 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-14 23:27:42,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:42,067 INFO L225 Difference]: With dead ends: 4172 [2024-10-14 23:27:42,067 INFO L226 Difference]: Without dead ends: 2170 [2024-10-14 23:27:42,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-14 23:27:42,069 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 14 mSDsluCounter, 5264 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6680 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:42,070 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 6680 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 23:27:42,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2024-10-14 23:27:42,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2168. [2024-10-14 23:27:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2134 states have (on average 1.4395501405810684) internal successors, (3072), 2144 states have internal predecessors, (3072), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-14 23:27:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 3121 transitions. [2024-10-14 23:27:42,094 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 3121 transitions. Word has length 189 [2024-10-14 23:27:42,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:42,095 INFO L471 AbstractCegarLoop]: Abstraction has 2168 states and 3121 transitions. [2024-10-14 23:27:42,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-14 23:27:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 3121 transitions. [2024-10-14 23:27:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-14 23:27:42,096 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:42,096 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:42,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-14 23:27:42,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:42,297 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:42,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:42,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1508601639, now seen corresponding path program 1 times [2024-10-14 23:27:42,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:42,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276741690] [2024-10-14 23:27:42,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:42,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:43,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:27:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:43,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 23:27:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:43,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 23:27:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:43,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-14 23:27:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-14 23:27:43,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:43,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276741690] [2024-10-14 23:27:43,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276741690] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:43,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764744809] [2024-10-14 23:27:43,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:43,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:43,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:43,054 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:43,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-14 23:27:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 23:27:44,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:44,020 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-14 23:27:44,020 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 23:27:44,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764744809] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 23:27:44,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-14 23:27:44,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-14 23:27:44,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788411070] [2024-10-14 23:27:44,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 23:27:44,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 23:27:44,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 23:27:44,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 23:27:44,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:27:44,022 INFO L87 Difference]: Start difference. First operand 2168 states and 3121 transitions. Second operand has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:27:44,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 23:27:44,080 INFO L93 Difference]: Finished difference Result 4137 states and 5979 transitions. [2024-10-14 23:27:44,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 23:27:44,081 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 189 [2024-10-14 23:27:44,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 23:27:44,086 INFO L225 Difference]: With dead ends: 4137 [2024-10-14 23:27:44,086 INFO L226 Difference]: Without dead ends: 2170 [2024-10-14 23:27:44,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 23:27:44,089 INFO L432 NwaCegarLoop]: 1422 mSDtfsCounter, 0 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4259 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 23:27:44,090 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4259 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 23:27:44,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2024-10-14 23:27:44,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2170. [2024-10-14 23:27:44,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2170 states, 2135 states have (on average 1.4398126463700234) internal successors, (3074), 2146 states have internal predecessors, (3074), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-10-14 23:27:44,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 2170 states and 3127 transitions. [2024-10-14 23:27:44,123 INFO L78 Accepts]: Start accepts. Automaton has 2170 states and 3127 transitions. Word has length 189 [2024-10-14 23:27:44,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 23:27:44,123 INFO L471 AbstractCegarLoop]: Abstraction has 2170 states and 3127 transitions. [2024-10-14 23:27:44,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-14 23:27:44,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 3127 transitions. [2024-10-14 23:27:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-14 23:27:44,124 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 23:27:44,124 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 23:27:44,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-14 23:27:44,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-14 23:27:44,329 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-14 23:27:44,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 23:27:44,329 INFO L85 PathProgramCache]: Analyzing trace with hash 661410863, now seen corresponding path program 1 times [2024-10-14 23:27:44,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 23:27:44,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654926792] [2024-10-14 23:27:44,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:44,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 23:27:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 23:27:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 23:27:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-14 23:27:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 23:27:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:44,920 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-14 23:27:44,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 23:27:44,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654926792] [2024-10-14 23:27:44,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654926792] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 23:27:44,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607436788] [2024-10-14 23:27:44,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 23:27:44,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 23:27:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:27:44,922 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 23:27:44,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-14 23:27:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 23:27:45,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 153 conjuncts are in the unsatisfiable core [2024-10-14 23:27:45,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 23:27:45,751 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 [2024-10-14 23:27:45,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-14 23:27:45,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2024-10-14 23:27:45,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select 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 [2024-10-14 23:27:46,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 20 [2024-10-14 23:27:46,089 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-14 23:27:46,089 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 1 case distinctions, treesize of input 47 treesize of output 23 [2024-10-14 23:27:46,102 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-14 23:27:46,102 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 1 case distinctions, treesize of input 36 treesize of output 23 [2024-10-14 23:27:46,119 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-10-14 23:27:46,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 2 case distinctions, treesize of input 29 treesize of output 33 [2024-10-14 23:27:46,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 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 [2024-10-14 23:27:46,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-10-14 23:27:46,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-10-14 23:27:46,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 7 [2024-10-14 23:27:46,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 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 [2024-10-14 23:27:46,326 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-10-14 23:27:46,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 73 [2024-10-14 23:27:46,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2024-10-14 23:27:46,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 18 [2024-10-14 23:28:38,824 INFO L224 Elim1Store]: Index analysis took 803 ms