./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_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 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 20:20:18,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 20:20:18,600 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-12 20:20:18,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 20:20:18,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 20:20:18,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 20:20:18,637 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 20:20:18,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 20:20:18,638 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 20:20:18,639 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 20:20:18,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 20:20:18,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 20:20:18,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 20:20:18,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 20:20:18,644 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 20:20:18,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 20:20:18,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 20:20:18,645 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 20:20:18,645 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 20:20:18,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 20:20:18,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 20:20:18,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 20:20:18,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 20:20:18,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 20:20:18,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 20:20:18,647 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-12 20:20:18,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 20:20:18,648 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 20:20:18,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 20:20:18,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 20:20:18,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 20:20:18,649 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 20:20:18,649 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 20:20:18,650 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 20:20:18,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 20:20:18,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 20:20:18,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 20:20:18,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 20:20:18,651 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 20:20:18,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 20:20:18,651 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 20:20:18,652 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 20:20:18,652 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 20:20:18,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 20:20:18,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c32e831c11e67575bf9fc4420a056c0795572e7218bcd99a0067a1a2caea6f7 [2024-11-12 20:20:18,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 20:20:18,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 20:20:18,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 20:20:18,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 20:20:18,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 20:20:18,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2024-11-12 20:20:20,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 20:20:20,592 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 20:20:20,592 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test10-1.i [2024-11-12 20:20:20,616 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a736999ae/ef0447d195144ecf8e09370adb4b227f/FLAG1bdb40077 [2024-11-12 20:20:20,632 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a736999ae/ef0447d195144ecf8e09370adb4b227f [2024-11-12 20:20:20,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 20:20:20,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 20:20:20,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 20:20:20,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 20:20:20,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 20:20:20,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:20:20" (1/1) ... [2024-11-12 20:20:20,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cab12be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:20, skipping insertion in model container [2024-11-12 20:20:20,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:20:20" (1/1) ... [2024-11-12 20:20:20,717 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 20:20:21,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:20:21,356 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 20:20:21,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:20:21,584 INFO L204 MainTranslator]: Completed translation [2024-11-12 20:20:21,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21 WrapperNode [2024-11-12 20:20:21,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 20:20:21,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 20:20:21,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 20:20:21,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 20:20:21,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,734 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-11-12 20:20:21,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 20:20:21,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 20:20:21,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 20:20:21,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 20:20:21,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,765 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,894 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [2, 106, 372]. 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, 4, 82]. [2024-11-12 20:20:21,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:21,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:22,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:22,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:22,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:22,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 20:20:22,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 20:20:22,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 20:20:22,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 20:20:22,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (1/1) ... [2024-11-12 20:20:22,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 20:20:22,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:22,091 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) [2024-11-12 20:20:22,098 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 [2024-11-12 20:20:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-11-12 20:20:22,142 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-11-12 20:20:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 20:20:22,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 20:20:22,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 20:20:22,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 20:20:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 20:20:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-12 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-12 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-12 20:20:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-12 20:20:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-12 20:20:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-12 20:20:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 20:20:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 20:20:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 20:20:22,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 20:20:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 20:20:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 20:20:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 20:20:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 20:20:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 20:20:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 20:20:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 20:20:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 20:20:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 20:20:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 20:20:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 20:20:22,449 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 20:20:22,451 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 20:20:24,959 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-11-12 20:20:24,960 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 20:20:24,999 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 20:20:25,000 INFO L316 CfgBuilder]: Removed 151 assume(true) statements. [2024-11-12 20:20:25,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:20:25 BoogieIcfgContainer [2024-11-12 20:20:25,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 20:20:25,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 20:20:25,002 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 20:20:25,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 20:20:25,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:20:20" (1/3) ... [2024-11-12 20:20:25,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79584632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:20:25, skipping insertion in model container [2024-11-12 20:20:25,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:20:21" (2/3) ... [2024-11-12 20:20:25,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79584632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:20:25, skipping insertion in model container [2024-11-12 20:20:25,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:20:25" (3/3) ... [2024-11-12 20:20:25,007 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test10-1.i [2024-11-12 20:20:25,024 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 20:20:25,024 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-12 20:20:25,111 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 20:20:25,117 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;@52104342, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 20:20:25,118 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-12 20:20:25,127 INFO L276 IsEmpty]: Start isEmpty. Operand has 1042 states, 1018 states have (on average 1.6296660117878192) internal successors, (1659), 1028 states have internal predecessors, (1659), 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) [2024-11-12 20:20:25,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-12 20:20:25,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:25,135 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:20:25,136 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)] === [2024-11-12 20:20:25,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:25,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1623223615, now seen corresponding path program 1 times [2024-11-12 20:20:25,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:25,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877989580] [2024-11-12 20:20:25,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:25,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:25,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:25,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877989580] [2024-11-12 20:20:25,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877989580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:25,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:25,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 20:20:25,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16929432] [2024-11-12 20:20:25,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:25,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 20:20:25,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:25,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 20:20:25,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 20:20:25,355 INFO L87 Difference]: Start difference. First operand has 1042 states, 1018 states have (on average 1.6296660117878192) internal successors, (1659), 1028 states have internal predecessors, (1659), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 20:20:25,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:25,452 INFO L93 Difference]: Finished difference Result 2081 states and 3379 transitions. [2024-11-12 20:20:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 20:20:25,455 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-12 20:20:25,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:25,473 INFO L225 Difference]: With dead ends: 2081 [2024-11-12 20:20:25,473 INFO L226 Difference]: Without dead ends: 1036 [2024-11-12 20:20:25,482 INFO L434 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 [2024-11-12 20:20:25,485 INFO L435 NwaCegarLoop]: 1526 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:25,486 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:20:25,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2024-11-12 20:20:25,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1036. [2024-11-12 20:20:25,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1036 states, 1013 states have (on average 1.474827245804541) internal successors, (1494), 1023 states have internal predecessors, (1494), 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) [2024-11-12 20:20:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1521 transitions. [2024-11-12 20:20:25,590 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1521 transitions. Word has length 7 [2024-11-12 20:20:25,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:25,591 INFO L471 AbstractCegarLoop]: Abstraction has 1036 states and 1521 transitions. [2024-11-12 20:20:25,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 20:20:25,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1521 transitions. [2024-11-12 20:20:25,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-12 20:20:25,593 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:25,593 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:20:25,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 20:20:25,593 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)] === [2024-11-12 20:20:25,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:25,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1623225537, now seen corresponding path program 1 times [2024-11-12 20:20:25,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:25,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336748816] [2024-11-12 20:20:25,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:25,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 20:20:25,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [944563861] [2024-11-12 20:20:25,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:25,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:25,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:25,638 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) [2024-11-12 20:20:25,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 20:20:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:25,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 20:20:25,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:25,944 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 [2024-11-12 20:20:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:25,984 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:25,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:25,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336748816] [2024-11-12 20:20:25,986 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 20:20:25,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944563861] [2024-11-12 20:20:25,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944563861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:25,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:25,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:20:25,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948289581] [2024-11-12 20:20:25,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:25,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:25,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:25,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:25,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:25,990 INFO L87 Difference]: Start difference. First operand 1036 states and 1521 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 20:20:26,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:26,193 INFO L93 Difference]: Finished difference Result 1431 states and 2092 transitions. [2024-11-12 20:20:26,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:26,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-12 20:20:26,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:26,202 INFO L225 Difference]: With dead ends: 1431 [2024-11-12 20:20:26,202 INFO L226 Difference]: Without dead ends: 1429 [2024-11-12 20:20:26,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 20:20:26,204 INFO L435 NwaCegarLoop]: 1557 mSDtfsCounter, 553 mSDsluCounter, 3005 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 4562 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:26,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 4562 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 20:20:26,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1429 states. [2024-11-12 20:20:26,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1429 to 1042. [2024-11-12 20:20:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 1019 states have (on average 1.4730127576054957) internal successors, (1501), 1029 states have internal predecessors, (1501), 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) [2024-11-12 20:20:26,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1528 transitions. [2024-11-12 20:20:26,251 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1528 transitions. Word has length 7 [2024-11-12 20:20:26,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:26,251 INFO L471 AbstractCegarLoop]: Abstraction has 1042 states and 1528 transitions. [2024-11-12 20:20:26,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 20:20:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1528 transitions. [2024-11-12 20:20:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-12 20:20:26,256 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:26,256 INFO L218 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] [2024-11-12 20:20:26,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-12 20:20:26,460 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 [2024-11-12 20:20:26,461 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)] === [2024-11-12 20:20:26,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:26,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1282007507, now seen corresponding path program 1 times [2024-11-12 20:20:26,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:26,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621048440] [2024-11-12 20:20:26,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:26,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:26,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:26,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621048440] [2024-11-12 20:20:26,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621048440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:26,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:26,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:26,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286550675] [2024-11-12 20:20:26,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:26,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:26,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:26,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:26,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:26,951 INFO L87 Difference]: Start difference. First operand 1042 states and 1528 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2024-11-12 20:20:27,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:27,128 INFO L93 Difference]: Finished difference Result 2064 states and 3034 transitions. [2024-11-12 20:20:27,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:27,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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 64 [2024-11-12 20:20:27,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:27,136 INFO L225 Difference]: With dead ends: 2064 [2024-11-12 20:20:27,136 INFO L226 Difference]: Without dead ends: 1428 [2024-11-12 20:20:27,138 INFO L434 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 [2024-11-12 20:20:27,140 INFO L435 NwaCegarLoop]: 1558 mSDtfsCounter, 554 mSDsluCounter, 3007 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 4565 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:27,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 4565 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 20:20:27,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2024-11-12 20:20:27,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1042. [2024-11-12 20:20:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 1019 states have (on average 1.4720314033366044) internal successors, (1500), 1029 states have internal predecessors, (1500), 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) [2024-11-12 20:20:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1527 transitions. [2024-11-12 20:20:27,168 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1527 transitions. Word has length 64 [2024-11-12 20:20:27,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:27,168 INFO L471 AbstractCegarLoop]: Abstraction has 1042 states and 1527 transitions. [2024-11-12 20:20:27,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2024-11-12 20:20:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1527 transitions. [2024-11-12 20:20:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-12 20:20:27,175 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:27,175 INFO L218 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] [2024-11-12 20:20:27,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 20:20:27,176 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)] === [2024-11-12 20:20:27,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:27,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1733655611, now seen corresponding path program 1 times [2024-11-12 20:20:27,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:27,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669342527] [2024-11-12 20:20:27,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:27,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:27,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:27,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669342527] [2024-11-12 20:20:27,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669342527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:27,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:27,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:27,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660722227] [2024-11-12 20:20:27,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:27,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:27,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:27,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:27,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:27,544 INFO L87 Difference]: Start difference. First operand 1042 states and 1527 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2024-11-12 20:20:27,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:27,706 INFO L93 Difference]: Finished difference Result 2462 states and 3607 transitions. [2024-11-12 20:20:27,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:27,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 82 [2024-11-12 20:20:27,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:27,714 INFO L225 Difference]: With dead ends: 2462 [2024-11-12 20:20:27,714 INFO L226 Difference]: Without dead ends: 1428 [2024-11-12 20:20:27,716 INFO L434 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 [2024-11-12 20:20:27,719 INFO L435 NwaCegarLoop]: 1562 mSDtfsCounter, 548 mSDsluCounter, 3011 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4573 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:27,720 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4573 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 20:20:27,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2024-11-12 20:20:27,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1043. [2024-11-12 20:20:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 1020 states have (on average 1.4715686274509805) internal successors, (1501), 1030 states have internal predecessors, (1501), 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) [2024-11-12 20:20:27,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1528 transitions. [2024-11-12 20:20:27,745 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1528 transitions. Word has length 82 [2024-11-12 20:20:27,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:27,745 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1528 transitions. [2024-11-12 20:20:27,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2024-11-12 20:20:27,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1528 transitions. [2024-11-12 20:20:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-12 20:20:27,749 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:27,749 INFO L218 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, 1] [2024-11-12 20:20:27,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 20:20:27,750 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)] === [2024-11-12 20:20:27,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:27,750 INFO L85 PathProgramCache]: Analyzing trace with hash -966050727, now seen corresponding path program 1 times [2024-11-12 20:20:27,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:27,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479668811] [2024-11-12 20:20:27,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:27,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:28,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:28,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:28,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479668811] [2024-11-12 20:20:28,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479668811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:28,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:28,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:28,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369850167] [2024-11-12 20:20:28,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:28,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:28,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:28,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:28,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:28,037 INFO L87 Difference]: Start difference. First operand 1043 states and 1528 transitions. Second operand has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 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) [2024-11-12 20:20:28,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:28,124 INFO L93 Difference]: Finished difference Result 2080 states and 3050 transitions. [2024-11-12 20:20:28,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:28,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 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 153 [2024-11-12 20:20:28,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:28,130 INFO L225 Difference]: With dead ends: 2080 [2024-11-12 20:20:28,131 INFO L226 Difference]: Without dead ends: 1046 [2024-11-12 20:20:28,134 INFO L434 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 [2024-11-12 20:20:28,136 INFO L435 NwaCegarLoop]: 1493 mSDtfsCounter, 105 mSDsluCounter, 2893 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 4386 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:28,136 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 4386 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 20:20:28,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-11-12 20:20:28,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1043. [2024-11-12 20:20:28,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 1020 states have (on average 1.464705882352941) internal successors, (1494), 1030 states have internal predecessors, (1494), 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) [2024-11-12 20:20:28,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1521 transitions. [2024-11-12 20:20:28,157 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1521 transitions. Word has length 153 [2024-11-12 20:20:28,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:28,159 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1521 transitions. [2024-11-12 20:20:28,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.25) internal successors, (153), 4 states have internal predecessors, (153), 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) [2024-11-12 20:20:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1521 transitions. [2024-11-12 20:20:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-12 20:20:28,166 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:28,166 INFO L218 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, 1] [2024-11-12 20:20:28,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 20:20:28,166 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)] === [2024-11-12 20:20:28,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:28,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1901230747, now seen corresponding path program 1 times [2024-11-12 20:20:28,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:28,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459438290] [2024-11-12 20:20:28,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:28,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:20:28,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:28,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459438290] [2024-11-12 20:20:28,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459438290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:28,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:28,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:20:28,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729704048] [2024-11-12 20:20:28,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:28,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 20:20:28,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:28,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 20:20:28,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:20:28,363 INFO L87 Difference]: Start difference. First operand 1043 states and 1521 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2024-11-12 20:20:28,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:28,449 INFO L93 Difference]: Finished difference Result 2650 states and 3886 transitions. [2024-11-12 20:20:28,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 20:20:28,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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 153 [2024-11-12 20:20:28,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:28,457 INFO L225 Difference]: With dead ends: 2650 [2024-11-12 20:20:28,457 INFO L226 Difference]: Without dead ends: 1616 [2024-11-12 20:20:28,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:20:28,459 INFO L435 NwaCegarLoop]: 1512 mSDtfsCounter, 792 mSDsluCounter, 1494 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 3006 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:28,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 3006 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:20:28,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2024-11-12 20:20:28,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1457. [2024-11-12 20:20:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1457 states, 1432 states have (on average 1.4706703910614525) internal successors, (2106), 1442 states have internal predecessors, (2106), 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) [2024-11-12 20:20:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1457 states and 2137 transitions. [2024-11-12 20:20:28,491 INFO L78 Accepts]: Start accepts. Automaton has 1457 states and 2137 transitions. Word has length 153 [2024-11-12 20:20:28,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:28,492 INFO L471 AbstractCegarLoop]: Abstraction has 1457 states and 2137 transitions. [2024-11-12 20:20:28,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 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) [2024-11-12 20:20:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2137 transitions. [2024-11-12 20:20:28,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-12 20:20:28,494 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:28,494 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-12 20:20:28,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 20:20:28,495 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)] === [2024-11-12 20:20:28,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:28,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1215059982, now seen corresponding path program 1 times [2024-11-12 20:20:28,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:28,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82573681] [2024-11-12 20:20:28,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:28,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:28,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-12 20:20:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:28,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-12 20:20:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 20:20:28,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:28,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82573681] [2024-11-12 20:20:28,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82573681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:28,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:28,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 20:20:28,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199922439] [2024-11-12 20:20:28,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:28,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 20:20:28,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:28,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 20:20:28,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 20:20:28,841 INFO L87 Difference]: Start difference. First operand 1457 states and 2137 transitions. Second operand has 5 states, 5 states have (on average 32.2) internal successors, (161), 4 states have internal predecessors, (161), 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) [2024-11-12 20:20:30,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 20:20:30,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:30,315 INFO L93 Difference]: Finished difference Result 2739 states and 4022 transitions. [2024-11-12 20:20:30,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 20:20:30,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 4 states have internal predecessors, (161), 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 168 [2024-11-12 20:20:30,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:30,322 INFO L225 Difference]: With dead ends: 2739 [2024-11-12 20:20:30,322 INFO L226 Difference]: Without dead ends: 1418 [2024-11-12 20:20:30,324 INFO L434 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 [2024-11-12 20:20:30,325 INFO L435 NwaCegarLoop]: 1384 mSDtfsCounter, 55 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 5383 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:30,325 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 5383 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-12 20:20:30,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2024-11-12 20:20:30,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1415. [2024-11-12 20:20:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1415 states, 1390 states have (on average 1.4597122302158274) internal successors, (2029), 1400 states have internal predecessors, (2029), 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) [2024-11-12 20:20:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 2060 transitions. [2024-11-12 20:20:30,356 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 2060 transitions. Word has length 168 [2024-11-12 20:20:30,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:30,356 INFO L471 AbstractCegarLoop]: Abstraction has 1415 states and 2060 transitions. [2024-11-12 20:20:30,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 4 states have internal predecessors, (161), 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) [2024-11-12 20:20:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2060 transitions. [2024-11-12 20:20:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-12 20:20:30,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:30,358 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-12 20:20:30,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 20:20:30,359 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)] === [2024-11-12 20:20:30,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:30,360 INFO L85 PathProgramCache]: Analyzing trace with hash 436727488, now seen corresponding path program 1 times [2024-11-12 20:20:30,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:30,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137408750] [2024-11-12 20:20:30,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:30,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:30,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-12 20:20:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:30,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-12 20:20:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 20:20:30,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:30,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137408750] [2024-11-12 20:20:30,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137408750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:30,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:30,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:30,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326145972] [2024-11-12 20:20:30,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:30,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:30,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:30,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:30,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:30,709 INFO L87 Difference]: Start difference. First operand 1415 states and 2060 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-12 20:20:31,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:31,128 INFO L93 Difference]: Finished difference Result 2697 states and 3934 transitions. [2024-11-12 20:20:31,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:31,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 168 [2024-11-12 20:20:31,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:31,137 INFO L225 Difference]: With dead ends: 2697 [2024-11-12 20:20:31,137 INFO L226 Difference]: Without dead ends: 1418 [2024-11-12 20:20:31,140 INFO L434 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 [2024-11-12 20:20:31,140 INFO L435 NwaCegarLoop]: 1398 mSDtfsCounter, 26 mSDsluCounter, 2645 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 4043 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:31,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 4043 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 20:20:31,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2024-11-12 20:20:31,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1415. [2024-11-12 20:20:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1415 states, 1390 states have (on average 1.4575539568345324) internal successors, (2026), 1400 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) [2024-11-12 20:20:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 2057 transitions. [2024-11-12 20:20:31,176 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 2057 transitions. Word has length 168 [2024-11-12 20:20:31,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:31,176 INFO L471 AbstractCegarLoop]: Abstraction has 1415 states and 2057 transitions. [2024-11-12 20:20:31,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-12 20:20:31,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 2057 transitions. [2024-11-12 20:20:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-12 20:20:31,178 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:31,178 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-12 20:20:31,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 20:20:31,178 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)] === [2024-11-12 20:20:31,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:31,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1021354300, now seen corresponding path program 1 times [2024-11-12 20:20:31,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:31,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031787444] [2024-11-12 20:20:31,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:31,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:31,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-12 20:20:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-12 20:20:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 20:20:31,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:31,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031787444] [2024-11-12 20:20:31,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031787444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:31,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:31,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:31,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523156399] [2024-11-12 20:20:31,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:31,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:31,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:31,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:31,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:31,488 INFO L87 Difference]: Start difference. First operand 1415 states and 2057 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-12 20:20:31,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:31,947 INFO L93 Difference]: Finished difference Result 3268 states and 4762 transitions. [2024-11-12 20:20:31,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:31,948 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 168 [2024-11-12 20:20:31,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:31,955 INFO L225 Difference]: With dead ends: 3268 [2024-11-12 20:20:31,955 INFO L226 Difference]: Without dead ends: 1989 [2024-11-12 20:20:31,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:20:31,958 INFO L435 NwaCegarLoop]: 1597 mSDtfsCounter, 697 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 4446 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:31,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 4446 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 20:20:31,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states. [2024-11-12 20:20:31,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1981. [2024-11-12 20:20:31,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1981 states, 1950 states have (on average 1.4553846153846153) internal successors, (2838), 1960 states have internal predecessors, (2838), 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) [2024-11-12 20:20:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1981 states and 2881 transitions. [2024-11-12 20:20:32,002 INFO L78 Accepts]: Start accepts. Automaton has 1981 states and 2881 transitions. Word has length 168 [2024-11-12 20:20:32,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:32,002 INFO L471 AbstractCegarLoop]: Abstraction has 1981 states and 2881 transitions. [2024-11-12 20:20:32,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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) [2024-11-12 20:20:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2881 transitions. [2024-11-12 20:20:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-12 20:20:32,004 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:32,004 INFO L218 NwaCegarLoop]: trace histogram [4, 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, 1] [2024-11-12 20:20:32,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 20:20:32,005 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)] === [2024-11-12 20:20:32,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:32,005 INFO L85 PathProgramCache]: Analyzing trace with hash -63412514, now seen corresponding path program 1 times [2024-11-12 20:20:32,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:32,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061752974] [2024-11-12 20:20:32,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:32,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:32,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-12 20:20:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:32,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-12 20:20:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:32,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 20:20:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:32,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 20:20:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:32,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:32,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061752974] [2024-11-12 20:20:32,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061752974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:32,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:32,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:20:32,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666637733] [2024-11-12 20:20:32,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:32,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 20:20:32,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:32,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 20:20:32,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 20:20:32,583 INFO L87 Difference]: Start difference. First operand 1981 states and 2881 transitions. Second operand has 5 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-11-12 20:20:33,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:33,644 INFO L93 Difference]: Finished difference Result 2050 states and 2982 transitions. [2024-11-12 20:20:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 20:20:33,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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 183 [2024-11-12 20:20:33,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:33,653 INFO L225 Difference]: With dead ends: 2050 [2024-11-12 20:20:33,653 INFO L226 Difference]: Without dead ends: 2048 [2024-11-12 20:20:33,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:20:33,655 INFO L435 NwaCegarLoop]: 1441 mSDtfsCounter, 322 mSDsluCounter, 4062 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 5503 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:33,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 5503 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-12 20:20:33,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2048 states. [2024-11-12 20:20:33,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2048 to 2045. [2024-11-12 20:20:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2045 states, 2011 states have (on average 1.4500248632521133) internal successors, (2916), 2021 states have internal predecessors, (2916), 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) [2024-11-12 20:20:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 2045 states and 2965 transitions. [2024-11-12 20:20:33,698 INFO L78 Accepts]: Start accepts. Automaton has 2045 states and 2965 transitions. Word has length 183 [2024-11-12 20:20:33,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:33,698 INFO L471 AbstractCegarLoop]: Abstraction has 2045 states and 2965 transitions. [2024-11-12 20:20:33,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-11-12 20:20:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2965 transitions. [2024-11-12 20:20:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-12 20:20:33,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:33,701 INFO L218 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] [2024-11-12 20:20:33,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 20:20:33,701 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)] === [2024-11-12 20:20:33,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:33,702 INFO L85 PathProgramCache]: Analyzing trace with hash -7026171, now seen corresponding path program 1 times [2024-11-12 20:20:33,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:33,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384556980] [2024-11-12 20:20:33,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:33,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:34,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-12 20:20:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:34,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-12 20:20:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:34,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-12 20:20:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:34,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 20:20:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:34,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:34,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384556980] [2024-11-12 20:20:34,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384556980] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:34,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344106445] [2024-11-12 20:20:34,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:34,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:34,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:34,700 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) [2024-11-12 20:20:34,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 20:20:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:35,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-12 20:20:35,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:35,312 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 [2024-11-12 20:20:35,333 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 [2024-11-12 20:20:35,350 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 [2024-11-12 20:20:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:36,140 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:36,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344106445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:36,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:36,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5] total 14 [2024-11-12 20:20:36,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482894658] [2024-11-12 20:20:36,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:36,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 20:20:36,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:36,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 20:20:36,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-12 20:20:36,143 INFO L87 Difference]: Start difference. First operand 2045 states and 2965 transitions. Second operand has 11 states, 11 states have (on average 15.636363636363637) internal successors, (172), 11 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) [2024-11-12 20:20:37,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:37,700 INFO L93 Difference]: Finished difference Result 4050 states and 5869 transitions. [2024-11-12 20:20:37,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 20:20:37,700 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.636363636363637) internal successors, (172), 11 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 189 [2024-11-12 20:20:37,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:37,709 INFO L225 Difference]: With dead ends: 4050 [2024-11-12 20:20:37,709 INFO L226 Difference]: Without dead ends: 2094 [2024-11-12 20:20:37,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-11-12 20:20:37,713 INFO L435 NwaCegarLoop]: 1468 mSDtfsCounter, 737 mSDsluCounter, 6635 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 742 SdHoareTripleChecker+Valid, 8103 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:37,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [742 Valid, 8103 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-12 20:20:37,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2024-11-12 20:20:37,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 2071. [2024-11-12 20:20:37,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2071 states, 2037 states have (on average 1.4467353951890034) internal successors, (2947), 2047 states have internal predecessors, (2947), 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) [2024-11-12 20:20:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 2996 transitions. [2024-11-12 20:20:37,756 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 2996 transitions. Word has length 189 [2024-11-12 20:20:37,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:37,757 INFO L471 AbstractCegarLoop]: Abstraction has 2071 states and 2996 transitions. [2024-11-12 20:20:37,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.636363636363637) internal successors, (172), 11 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) [2024-11-12 20:20:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2996 transitions. [2024-11-12 20:20:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-12 20:20:37,759 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:37,759 INFO L218 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] [2024-11-12 20:20:37,782 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 20:20:37,960 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 [2024-11-12 20:20:37,961 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)] === [2024-11-12 20:20:37,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:37,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1002270696, now seen corresponding path program 1 times [2024-11-12 20:20:37,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:37,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634065389] [2024-11-12 20:20:37,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:37,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:38,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-12 20:20:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:38,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-12 20:20:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:38,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-12 20:20:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:38,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 20:20:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:38,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:38,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634065389] [2024-11-12 20:20:38,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634065389] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:38,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069149348] [2024-11-12 20:20:38,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:38,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:38,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:38,907 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) [2024-11-12 20:20:38,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 20:20:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:39,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-12 20:20:39,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:39,641 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:39,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069149348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:39,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:39,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-11-12 20:20:39,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934455154] [2024-11-12 20:20:39,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:39,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:20:39,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:39,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:20:39,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-12 20:20:39,643 INFO L87 Difference]: Start difference. First operand 2071 states and 2996 transitions. Second operand has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 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) [2024-11-12 20:20:39,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:39,880 INFO L93 Difference]: Finished difference Result 4071 states and 5897 transitions. [2024-11-12 20:20:39,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:20:39,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 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 190 [2024-11-12 20:20:39,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:39,888 INFO L225 Difference]: With dead ends: 4071 [2024-11-12 20:20:39,888 INFO L226 Difference]: Without dead ends: 2115 [2024-11-12 20:20:39,891 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-12 20:20:39,892 INFO L435 NwaCegarLoop]: 1422 mSDtfsCounter, 17 mSDsluCounter, 2654 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4076 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:39,892 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4076 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 20:20:39,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2024-11-12 20:20:39,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2099. [2024-11-12 20:20:39,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2099 states, 2065 states have (on average 1.4435835351089588) internal successors, (2981), 2075 states have internal predecessors, (2981), 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) [2024-11-12 20:20:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 2099 states and 3030 transitions. [2024-11-12 20:20:39,942 INFO L78 Accepts]: Start accepts. Automaton has 2099 states and 3030 transitions. Word has length 190 [2024-11-12 20:20:39,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:39,943 INFO L471 AbstractCegarLoop]: Abstraction has 2099 states and 3030 transitions. [2024-11-12 20:20:39,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 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) [2024-11-12 20:20:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 3030 transitions. [2024-11-12 20:20:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-12 20:20:39,945 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:39,946 INFO L218 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] [2024-11-12 20:20:39,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-12 20:20:40,146 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 [2024-11-12 20:20:40,148 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)] === [2024-11-12 20:20:40,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:40,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1628397376, now seen corresponding path program 1 times [2024-11-12 20:20:40,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:40,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812947173] [2024-11-12 20:20:40,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:40,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:40,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-12 20:20:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:40,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 20:20:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:40,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-12 20:20:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:40,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 20:20:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:40,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:40,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812947173] [2024-11-12 20:20:40,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812947173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:40,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:40,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 20:20:40,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959572953] [2024-11-12 20:20:40,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:40,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:20:40,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:40,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:20:40,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-12 20:20:40,706 INFO L87 Difference]: Start difference. First operand 2099 states and 3030 transitions. Second operand has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 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) [2024-11-12 20:20:41,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:41,548 INFO L93 Difference]: Finished difference Result 4094 states and 5932 transitions. [2024-11-12 20:20:41,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 20:20:41,548 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 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 191 [2024-11-12 20:20:41,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:41,558 INFO L225 Difference]: With dead ends: 4094 [2024-11-12 20:20:41,558 INFO L226 Difference]: Without dead ends: 2114 [2024-11-12 20:20:41,562 INFO L434 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 [2024-11-12 20:20:41,562 INFO L435 NwaCegarLoop]: 1394 mSDtfsCounter, 33 mSDsluCounter, 5060 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 6454 SdHoareTripleChecker+Invalid, 711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:41,563 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 6454 Invalid, 711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 20:20:41,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2024-11-12 20:20:41,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2107. [2024-11-12 20:20:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2107 states, 2073 states have (on average 1.442836468885673) internal successors, (2991), 2083 states have internal predecessors, (2991), 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) [2024-11-12 20:20:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 2107 states and 3040 transitions. [2024-11-12 20:20:41,606 INFO L78 Accepts]: Start accepts. Automaton has 2107 states and 3040 transitions. Word has length 191 [2024-11-12 20:20:41,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:41,606 INFO L471 AbstractCegarLoop]: Abstraction has 2107 states and 3040 transitions. [2024-11-12 20:20:41,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 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) [2024-11-12 20:20:41,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 3040 transitions. [2024-11-12 20:20:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-12 20:20:41,612 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:41,612 INFO L218 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] [2024-11-12 20:20:41,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 20:20:41,612 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)] === [2024-11-12 20:20:41,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:41,613 INFO L85 PathProgramCache]: Analyzing trace with hash -567619935, now seen corresponding path program 1 times [2024-11-12 20:20:41,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:41,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102143399] [2024-11-12 20:20:41,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:41,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:42,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:20:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:42,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 20:20:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:42,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 20:20:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:42,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 20:20:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:42,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:42,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102143399] [2024-11-12 20:20:42,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102143399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:42,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:42,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-12 20:20:42,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409656577] [2024-11-12 20:20:42,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:42,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 20:20:42,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:42,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 20:20:42,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-12 20:20:42,114 INFO L87 Difference]: Start difference. First operand 2107 states and 3040 transitions. Second operand has 8 states, 8 states have (on average 21.875) 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) [2024-11-12 20:20:43,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:43,120 INFO L93 Difference]: Finished difference Result 4109 states and 5952 transitions. [2024-11-12 20:20:43,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 20:20:43,121 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.875) 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 192 [2024-11-12 20:20:43,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:43,129 INFO L225 Difference]: With dead ends: 4109 [2024-11-12 20:20:43,129 INFO L226 Difference]: Without dead ends: 2132 [2024-11-12 20:20:43,132 INFO L434 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 [2024-11-12 20:20:43,133 INFO L435 NwaCegarLoop]: 1384 mSDtfsCounter, 37 mSDsluCounter, 7539 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 8923 SdHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:43,133 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 8923 Invalid, 1073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-12 20:20:43,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2024-11-12 20:20:43,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 2123. [2024-11-12 20:20:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2123 states, 2089 states have (on average 1.4423168980373384) internal successors, (3013), 2099 states have internal predecessors, (3013), 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) [2024-11-12 20:20:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 3062 transitions. [2024-11-12 20:20:43,181 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 3062 transitions. Word has length 192 [2024-11-12 20:20:43,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:43,182 INFO L471 AbstractCegarLoop]: Abstraction has 2123 states and 3062 transitions. [2024-11-12 20:20:43,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.875) 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) [2024-11-12 20:20:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 3062 transitions. [2024-11-12 20:20:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-12 20:20:43,184 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:43,184 INFO L218 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] [2024-11-12 20:20:43,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 20:20:43,184 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)] === [2024-11-12 20:20:43,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:43,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1266771845, now seen corresponding path program 1 times [2024-11-12 20:20:43,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:43,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869103174] [2024-11-12 20:20:43,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:43,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:20:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 20:20:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 20:20:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 20:20:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:44,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:44,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869103174] [2024-11-12 20:20:44,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869103174] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:44,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884664058] [2024-11-12 20:20:44,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:44,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:44,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:44,043 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) [2024-11-12 20:20:44,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 20:20:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:44,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-12 20:20:44,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:45,057 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:45,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [884664058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:45,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:45,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-12 20:20:45,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086734684] [2024-11-12 20:20:45,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:45,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:20:45,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:45,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:20:45,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:20:45,059 INFO L87 Difference]: Start difference. First operand 2123 states and 3062 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) [2024-11-12 20:20:45,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:45,697 INFO L93 Difference]: Finished difference Result 4122 states and 5958 transitions. [2024-11-12 20:20:45,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 20:20:45,702 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 192 [2024-11-12 20:20:45,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:45,716 INFO L225 Difference]: With dead ends: 4122 [2024-11-12 20:20:45,716 INFO L226 Difference]: Without dead ends: 2137 [2024-11-12 20:20:45,719 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:20:45,720 INFO L435 NwaCegarLoop]: 1417 mSDtfsCounter, 12 mSDsluCounter, 6434 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7851 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:45,720 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7851 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 20:20:45,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2137 states. [2024-11-12 20:20:45,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2137 to 2123. [2024-11-12 20:20:45,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2123 states, 2089 states have (on average 1.4423168980373384) internal successors, (3013), 2099 states have internal predecessors, (3013), 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) [2024-11-12 20:20:45,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 3062 transitions. [2024-11-12 20:20:45,761 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 3062 transitions. Word has length 192 [2024-11-12 20:20:45,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:45,761 INFO L471 AbstractCegarLoop]: Abstraction has 2123 states and 3062 transitions. [2024-11-12 20:20:45,762 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) [2024-11-12 20:20:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 3062 transitions. [2024-11-12 20:20:45,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-12 20:20:45,764 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:45,764 INFO L218 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] [2024-11-12 20:20:45,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-12 20:20:45,968 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 [2024-11-12 20:20:45,970 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)] === [2024-11-12 20:20:45,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:45,971 INFO L85 PathProgramCache]: Analyzing trace with hash 787296244, now seen corresponding path program 1 times [2024-11-12 20:20:45,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:45,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701394174] [2024-11-12 20:20:45,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:45,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:46,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 20:20:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:46,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 20:20:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:46,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 20:20:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:46,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 20:20:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:46,693 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:46,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:46,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701394174] [2024-11-12 20:20:46,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701394174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:46,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:46,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-12 20:20:46,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273176726] [2024-11-12 20:20:46,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:46,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 20:20:46,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:46,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 20:20:46,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:20:46,696 INFO L87 Difference]: Start difference. First operand 2123 states and 3062 transitions. Second operand has 10 states, 10 states have (on average 17.6) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-12 20:20:47,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:47,817 INFO L93 Difference]: Finished difference Result 4132 states and 5979 transitions. [2024-11-12 20:20:47,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 20:20:47,817 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.6) internal successors, (176), 9 states have internal predecessors, (176), 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 193 [2024-11-12 20:20:47,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:47,831 INFO L225 Difference]: With dead ends: 4132 [2024-11-12 20:20:47,831 INFO L226 Difference]: Without dead ends: 2152 [2024-11-12 20:20:47,834 INFO L434 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 [2024-11-12 20:20:47,834 INFO L435 NwaCegarLoop]: 1384 mSDtfsCounter, 45 mSDsluCounter, 10180 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 11564 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:47,835 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 11564 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-12 20:20:47,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2024-11-12 20:20:47,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 2137. [2024-11-12 20:20:47,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2137 states, 2103 states have (on average 1.4412743699476938) internal successors, (3031), 2113 states have internal predecessors, (3031), 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) [2024-11-12 20:20:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 2137 states and 3080 transitions. [2024-11-12 20:20:47,873 INFO L78 Accepts]: Start accepts. Automaton has 2137 states and 3080 transitions. Word has length 193 [2024-11-12 20:20:47,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:47,874 INFO L471 AbstractCegarLoop]: Abstraction has 2137 states and 3080 transitions. [2024-11-12 20:20:47,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.6) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-12 20:20:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 3080 transitions. [2024-11-12 20:20:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-12 20:20:47,876 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:47,876 INFO L218 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] [2024-11-12 20:20:47,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-12 20:20:47,877 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)] === [2024-11-12 20:20:47,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:47,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1818866576, now seen corresponding path program 1 times [2024-11-12 20:20:47,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:47,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359568951] [2024-11-12 20:20:47,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:47,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:48,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-12 20:20:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:48,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 20:20:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:48,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-12 20:20:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:48,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-12 20:20:48,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:48,607 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:48,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:48,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359568951] [2024-11-12 20:20:48,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359568951] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:48,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604572547] [2024-11-12 20:20:48,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:48,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:48,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:48,609 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) [2024-11-12 20:20:48,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 20:20:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:49,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-12 20:20:49,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:49,474 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:49,474 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:49,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604572547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:49,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:49,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-11-12 20:20:49,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424635213] [2024-11-12 20:20:49,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:49,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 20:20:49,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:49,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 20:20:49,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-12 20:20:49,477 INFO L87 Difference]: Start difference. First operand 2137 states and 3080 transitions. Second operand has 8 states, 8 states have (on average 22.0) internal successors, (176), 8 states have internal predecessors, (176), 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) [2024-11-12 20:20:50,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:50,105 INFO L93 Difference]: Finished difference Result 4154 states and 5995 transitions. [2024-11-12 20:20:50,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 20:20:50,106 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.0) internal successors, (176), 8 states have internal predecessors, (176), 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 193 [2024-11-12 20:20:50,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:50,120 INFO L225 Difference]: With dead ends: 4154 [2024-11-12 20:20:50,120 INFO L226 Difference]: Without dead ends: 2167 [2024-11-12 20:20:50,123 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-12 20:20:50,124 INFO L435 NwaCegarLoop]: 1419 mSDtfsCounter, 41 mSDsluCounter, 6567 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 7986 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:50,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 7986 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 20:20:50,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2024-11-12 20:20:50,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 2147. [2024-11-12 20:20:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2147 states, 2113 states have (on average 1.4401325130146712) internal successors, (3043), 2123 states have internal predecessors, (3043), 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) [2024-11-12 20:20:50,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 2147 states and 3092 transitions. [2024-11-12 20:20:50,168 INFO L78 Accepts]: Start accepts. Automaton has 2147 states and 3092 transitions. Word has length 193 [2024-11-12 20:20:50,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:50,169 INFO L471 AbstractCegarLoop]: Abstraction has 2147 states and 3092 transitions. [2024-11-12 20:20:50,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.0) internal successors, (176), 8 states have internal predecessors, (176), 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) [2024-11-12 20:20:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 3092 transitions. [2024-11-12 20:20:50,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-12 20:20:50,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:50,171 INFO L218 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, 1] [2024-11-12 20:20:50,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-12 20:20:50,372 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 [2024-11-12 20:20:50,373 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)] === [2024-11-12 20:20:50,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:50,373 INFO L85 PathProgramCache]: Analyzing trace with hash -349208299, now seen corresponding path program 1 times [2024-11-12 20:20:50,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:50,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762042984] [2024-11-12 20:20:50,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:50,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:51,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:51,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:51,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 20:20:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:51,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 20:20:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:51,051 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:51,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:51,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762042984] [2024-11-12 20:20:51,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762042984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:51,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:51,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-12 20:20:51,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085211815] [2024-11-12 20:20:51,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:51,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 20:20:51,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:51,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 20:20:51,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-12 20:20:51,054 INFO L87 Difference]: Start difference. First operand 2147 states and 3092 transitions. Second operand has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 10 states have internal predecessors, (177), 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) [2024-11-12 20:20:52,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:52,300 INFO L93 Difference]: Finished difference Result 4165 states and 6022 transitions. [2024-11-12 20:20:52,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 20:20:52,301 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 10 states have internal predecessors, (177), 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 194 [2024-11-12 20:20:52,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:52,307 INFO L225 Difference]: With dead ends: 4165 [2024-11-12 20:20:52,307 INFO L226 Difference]: Without dead ends: 2168 [2024-11-12 20:20:52,310 INFO L434 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 [2024-11-12 20:20:52,311 INFO L435 NwaCegarLoop]: 1391 mSDtfsCounter, 51 mSDsluCounter, 10120 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 11511 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:52,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 11511 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-12 20:20:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2024-11-12 20:20:52,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2153. [2024-11-12 20:20:52,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2153 states, 2119 states have (on average 1.438886267107126) internal successors, (3049), 2129 states have internal predecessors, (3049), 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) [2024-11-12 20:20:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 2153 states and 3098 transitions. [2024-11-12 20:20:52,348 INFO L78 Accepts]: Start accepts. Automaton has 2153 states and 3098 transitions. Word has length 194 [2024-11-12 20:20:52,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:52,348 INFO L471 AbstractCegarLoop]: Abstraction has 2153 states and 3098 transitions. [2024-11-12 20:20:52,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 10 states have internal predecessors, (177), 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) [2024-11-12 20:20:52,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 3098 transitions. [2024-11-12 20:20:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-12 20:20:52,351 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:52,351 INFO L218 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, 1] [2024-11-12 20:20:52,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-12 20:20:52,351 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)] === [2024-11-12 20:20:52,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:52,352 INFO L85 PathProgramCache]: Analyzing trace with hash -93890183, now seen corresponding path program 1 times [2024-11-12 20:20:52,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:52,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970764261] [2024-11-12 20:20:52,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:52,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 20:20:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 20:20:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,129 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:53,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:53,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970764261] [2024-11-12 20:20:53,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970764261] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:53,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976707491] [2024-11-12 20:20:53,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:53,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:53,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:53,132 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) [2024-11-12 20:20:53,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 20:20:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:53,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-12 20:20:53,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:53,903 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:53,904 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:53,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976707491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:53,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:53,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-12 20:20:53,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77990191] [2024-11-12 20:20:53,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:53,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:20:53,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:53,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:20:53,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:20:53,906 INFO L87 Difference]: Start difference. First operand 2153 states and 3098 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-12 20:20:54,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:54,340 INFO L93 Difference]: Finished difference Result 4176 states and 6024 transitions. [2024-11-12 20:20:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 20:20:54,342 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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 194 [2024-11-12 20:20:54,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:54,348 INFO L225 Difference]: With dead ends: 4176 [2024-11-12 20:20:54,348 INFO L226 Difference]: Without dead ends: 2181 [2024-11-12 20:20:54,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-12 20:20:54,352 INFO L435 NwaCegarLoop]: 1406 mSDtfsCounter, 40 mSDsluCounter, 6530 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 7936 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:54,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 7936 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 20:20:54,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2024-11-12 20:20:54,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2157. [2024-11-12 20:20:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2157 states, 2123 states have (on average 1.4399434762129062) internal successors, (3057), 2133 states have internal predecessors, (3057), 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) [2024-11-12 20:20:54,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 3106 transitions. [2024-11-12 20:20:54,395 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 3106 transitions. Word has length 194 [2024-11-12 20:20:54,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:54,396 INFO L471 AbstractCegarLoop]: Abstraction has 2157 states and 3106 transitions. [2024-11-12 20:20:54,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-12 20:20:54,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3106 transitions. [2024-11-12 20:20:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-12 20:20:54,398 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:54,399 INFO L218 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, 1] [2024-11-12 20:20:54,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-12 20:20:54,599 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 [2024-11-12 20:20:54,600 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)] === [2024-11-12 20:20:54,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:54,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1210088320, now seen corresponding path program 1 times [2024-11-12 20:20:54,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:54,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927127226] [2024-11-12 20:20:54,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:54,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:55,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:55,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-12 20:20:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:55,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-12 20:20:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:55,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:55,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927127226] [2024-11-12 20:20:55,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927127226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:55,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534904986] [2024-11-12 20:20:55,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:55,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:55,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:55,251 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) [2024-11-12 20:20:55,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-12 20:20:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:56,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-12 20:20:56,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:20:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-12 20:20:56,186 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:20:56,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534904986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:56,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:20:56,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-11-12 20:20:56,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613095840] [2024-11-12 20:20:56,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:56,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 20:20:56,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:56,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 20:20:56,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-12 20:20:56,188 INFO L87 Difference]: Start difference. First operand 2157 states and 3106 transitions. Second operand has 8 states, 8 states have (on average 22.5) internal successors, (180), 8 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:56,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:56,401 INFO L93 Difference]: Finished difference Result 4045 states and 5858 transitions. [2024-11-12 20:20:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 20:20:56,402 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 8 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 194 [2024-11-12 20:20:56,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:56,408 INFO L225 Difference]: With dead ends: 4045 [2024-11-12 20:20:56,408 INFO L226 Difference]: Without dead ends: 2179 [2024-11-12 20:20:56,411 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-12 20:20:56,411 INFO L435 NwaCegarLoop]: 1412 mSDtfsCounter, 30 mSDsluCounter, 5477 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 6889 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:56,412 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 6889 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 20:20:56,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2179 states. [2024-11-12 20:20:56,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2179 to 2171. [2024-11-12 20:20:56,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2171 states, 2137 states have (on average 1.4379971923256902) internal successors, (3073), 2147 states have internal predecessors, (3073), 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) [2024-11-12 20:20:56,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 2171 states and 3122 transitions. [2024-11-12 20:20:56,447 INFO L78 Accepts]: Start accepts. Automaton has 2171 states and 3122 transitions. Word has length 194 [2024-11-12 20:20:56,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:56,448 INFO L471 AbstractCegarLoop]: Abstraction has 2171 states and 3122 transitions. [2024-11-12 20:20:56,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 8 states have internal predecessors, (180), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3122 transitions. [2024-11-12 20:20:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-12 20:20:56,450 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:56,450 INFO L218 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, 1, 1] [2024-11-12 20:20:56,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-12 20:20:56,650 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 [2024-11-12 20:20:56,651 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)] === [2024-11-12 20:20:56,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:56,652 INFO L85 PathProgramCache]: Analyzing trace with hash 669876210, now seen corresponding path program 1 times [2024-11-12 20:20:56,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:56,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346730519] [2024-11-12 20:20:56,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:56,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:57,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:57,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:57,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-12 20:20:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:57,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-12 20:20:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:57,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:57,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346730519] [2024-11-12 20:20:57,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346730519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:57,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:57,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 20:20:57,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780459161] [2024-11-12 20:20:57,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:57,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:20:57,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:57,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:20:57,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-12 20:20:57,280 INFO L87 Difference]: Start difference. First operand 2171 states and 3122 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:57,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:57,903 INFO L93 Difference]: Finished difference Result 4042 states and 5856 transitions. [2024-11-12 20:20:57,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 20:20:57,904 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 195 [2024-11-12 20:20:57,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:57,909 INFO L225 Difference]: With dead ends: 4042 [2024-11-12 20:20:57,909 INFO L226 Difference]: Without dead ends: 2170 [2024-11-12 20:20:57,911 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-12 20:20:57,912 INFO L435 NwaCegarLoop]: 1391 mSDtfsCounter, 38 mSDsluCounter, 6509 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 7900 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:57,912 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 7900 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 20:20:57,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2024-11-12 20:20:57,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2165. [2024-11-12 20:20:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2165 states, 2131 states have (on average 1.4373533552322852) internal successors, (3063), 2141 states have internal predecessors, (3063), 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) [2024-11-12 20:20:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 2165 states and 3112 transitions. [2024-11-12 20:20:57,946 INFO L78 Accepts]: Start accepts. Automaton has 2165 states and 3112 transitions. Word has length 195 [2024-11-12 20:20:57,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:57,947 INFO L471 AbstractCegarLoop]: Abstraction has 2165 states and 3112 transitions. [2024-11-12 20:20:57,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 6 states have internal predecessors, (178), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 3112 transitions. [2024-11-12 20:20:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-12 20:20:57,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:57,949 INFO L218 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, 1, 1, 1] [2024-11-12 20:20:57,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-12 20:20:57,950 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)] === [2024-11-12 20:20:57,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:57,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1959342757, now seen corresponding path program 1 times [2024-11-12 20:20:57,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:57,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866362046] [2024-11-12 20:20:57,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:57,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:58,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:58,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:58,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-12 20:20:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:58,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 20:20:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:20:58,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:58,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866362046] [2024-11-12 20:20:58,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866362046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:20:58,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:20:58,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-12 20:20:58,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768000500] [2024-11-12 20:20:58,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:20:58,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:20:58,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:20:58,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:20:58,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-12 20:20:58,395 INFO L87 Difference]: Start difference. First operand 2165 states and 3112 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:59,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:20:59,035 INFO L93 Difference]: Finished difference Result 4041 states and 5853 transitions. [2024-11-12 20:20:59,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 20:20:59,038 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 196 [2024-11-12 20:20:59,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:20:59,043 INFO L225 Difference]: With dead ends: 4041 [2024-11-12 20:20:59,043 INFO L226 Difference]: Without dead ends: 2174 [2024-11-12 20:20:59,045 INFO L434 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 [2024-11-12 20:20:59,046 INFO L435 NwaCegarLoop]: 1394 mSDtfsCounter, 33 mSDsluCounter, 6529 mSDsCounter, 0 mSdLazyCounter, 593 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 7923 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 20:20:59,046 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 7923 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 593 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 20:20:59,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2174 states. [2024-11-12 20:20:59,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2174 to 2171. [2024-11-12 20:20:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2171 states, 2137 states have (on average 1.4361254094525036) internal successors, (3069), 2147 states have internal predecessors, (3069), 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) [2024-11-12 20:20:59,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 2171 states and 3118 transitions. [2024-11-12 20:20:59,079 INFO L78 Accepts]: Start accepts. Automaton has 2171 states and 3118 transitions. Word has length 196 [2024-11-12 20:20:59,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:20:59,080 INFO L471 AbstractCegarLoop]: Abstraction has 2171 states and 3118 transitions. [2024-11-12 20:20:59,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-12 20:20:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3118 transitions. [2024-11-12 20:20:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-12 20:20:59,082 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:20:59,083 INFO L218 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, 1, 1, 1, 1] [2024-11-12 20:20:59,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-12 20:20:59,083 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:20:59,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:20:59,084 INFO L85 PathProgramCache]: Analyzing trace with hash 84551963, now seen corresponding path program 1 times [2024-11-12 20:20:59,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:20:59,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059236531] [2024-11-12 20:20:59,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:59,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:20:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:59,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:20:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:59,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:20:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:59,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 20:20:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:59,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 20:20:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:20:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:20:59,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:20:59,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059236531] [2024-11-12 20:20:59,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059236531] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:20:59,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654840325] [2024-11-12 20:20:59,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:20:59,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:20:59,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:20:59,777 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) [2024-11-12 20:20:59,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-12 20:21:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:00,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-12 20:21:00,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:21:00,785 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:21:00,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654840325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:21:00,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:21:00,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-11-12 20:21:00,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368439506] [2024-11-12 20:21:00,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:21:00,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 20:21:00,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:00,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 20:21:00,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:21:00,787 INFO L87 Difference]: Start difference. First operand 2171 states and 3118 transitions. Second operand has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 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) [2024-11-12 20:21:01,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:21:01,359 INFO L93 Difference]: Finished difference Result 4197 states and 6042 transitions. [2024-11-12 20:21:01,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 20:21:01,360 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 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 197 [2024-11-12 20:21:01,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:21:01,365 INFO L225 Difference]: With dead ends: 4197 [2024-11-12 20:21:01,366 INFO L226 Difference]: Without dead ends: 2181 [2024-11-12 20:21:01,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:21:01,369 INFO L435 NwaCegarLoop]: 1416 mSDtfsCounter, 10 mSDsluCounter, 6429 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 7845 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 20:21:01,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 7845 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 20:21:01,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2181 states. [2024-11-12 20:21:01,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2181 to 2171. [2024-11-12 20:21:01,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2171 states, 2137 states have (on average 1.4361254094525036) internal successors, (3069), 2147 states have internal predecessors, (3069), 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) [2024-11-12 20:21:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 2171 states and 3118 transitions. [2024-11-12 20:21:01,403 INFO L78 Accepts]: Start accepts. Automaton has 2171 states and 3118 transitions. Word has length 197 [2024-11-12 20:21:01,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:21:01,403 INFO L471 AbstractCegarLoop]: Abstraction has 2171 states and 3118 transitions. [2024-11-12 20:21:01,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 7 states have internal predecessors, (180), 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) [2024-11-12 20:21:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3118 transitions. [2024-11-12 20:21:01,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-12 20:21:01,405 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:21:01,406 INFO L218 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, 1, 1, 1, 1] [2024-11-12 20:21:01,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-12 20:21:01,606 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,SelfDestructingSolverStorable22 [2024-11-12 20:21:01,607 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:21:01,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:21:01,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1270999806, now seen corresponding path program 1 times [2024-11-12 20:21:01,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:21:01,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627509151] [2024-11-12 20:21:01,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:01,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:21:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:02,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:21:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:02,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-12 20:21:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-12 20:21:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:02,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-12 20:21:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-12 20:21:02,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:21:02,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627509151] [2024-11-12 20:21:02,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627509151] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:21:02,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245298893] [2024-11-12 20:21:02,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:02,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:21:02,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:21:02,420 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) [2024-11-12 20:21:02,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-12 20:21:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:03,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 20:21:03,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 20:21:03,405 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:21:03,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245298893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:21:03,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:21:03,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-11-12 20:21:03,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005862448] [2024-11-12 20:21:03,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:21:03,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:21:03,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:03,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:21:03,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:21:03,407 INFO L87 Difference]: Start difference. First operand 2171 states and 3118 transitions. Second operand has 4 states, 4 states have (on average 45.75) internal successors, (183), 4 states have internal predecessors, (183), 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) [2024-11-12 20:21:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:21:03,452 INFO L93 Difference]: Finished difference Result 4150 states and 5982 transitions. [2024-11-12 20:21:03,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:21:03,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 45.75) internal successors, (183), 4 states have internal predecessors, (183), 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 197 [2024-11-12 20:21:03,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:21:03,459 INFO L225 Difference]: With dead ends: 4150 [2024-11-12 20:21:03,459 INFO L226 Difference]: Without dead ends: 2174 [2024-11-12 20:21:03,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:21:03,462 INFO L435 NwaCegarLoop]: 1426 mSDtfsCounter, 0 mSDsluCounter, 2845 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4271 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:21:03,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4271 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:21:03,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2174 states. [2024-11-12 20:21:03,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2174 to 2174. [2024-11-12 20:21:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2174 states, 2139 states have (on average 1.4361851332398317) internal successors, (3072), 2150 states have internal predecessors, (3072), 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) [2024-11-12 20:21:03,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 2174 states and 3125 transitions. [2024-11-12 20:21:03,496 INFO L78 Accepts]: Start accepts. Automaton has 2174 states and 3125 transitions. Word has length 197 [2024-11-12 20:21:03,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:21:03,496 INFO L471 AbstractCegarLoop]: Abstraction has 2174 states and 3125 transitions. [2024-11-12 20:21:03,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.75) internal successors, (183), 4 states have internal predecessors, (183), 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) [2024-11-12 20:21:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 3125 transitions. [2024-11-12 20:21:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-12 20:21:03,498 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:21:03,498 INFO L218 NwaCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1] [2024-11-12 20:21:03,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-12 20:21:03,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-12 20:21:03,699 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:21:03,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:21:03,699 INFO L85 PathProgramCache]: Analyzing trace with hash 2056243010, now seen corresponding path program 1 times [2024-11-12 20:21:03,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:21:03,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420571649] [2024-11-12 20:21:03,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:03,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:21:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:04,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:21:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:04,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-12 20:21:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:04,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-12 20:21:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:04,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-12 20:21:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:04,441 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-12 20:21:04,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:21:04,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420571649] [2024-11-12 20:21:04,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420571649] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:21:04,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227323486] [2024-11-12 20:21:04,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:04,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:21:04,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:21:04,444 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:21:04,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-12 20:21:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:05,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 20:21:05,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 20:21:05,938 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 20:21:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-12 20:21:06,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227323486] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 20:21:06,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 20:21:06,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2024-11-12 20:21:06,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947561944] [2024-11-12 20:21:06,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 20:21:06,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 20:21:06,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:06,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 20:21:06,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-12 20:21:06,022 INFO L87 Difference]: Start difference. First operand 2174 states and 3125 transitions. Second operand has 11 states, 11 states have (on average 18.0) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:21:06,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:21:06,575 INFO L93 Difference]: Finished difference Result 4164 states and 6012 transitions. [2024-11-12 20:21:06,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-12 20:21:06,575 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 18.0) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 201 [2024-11-12 20:21:06,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:21:06,580 INFO L225 Difference]: With dead ends: 4164 [2024-11-12 20:21:06,581 INFO L226 Difference]: Without dead ends: 2185 [2024-11-12 20:21:06,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2024-11-12 20:21:06,584 INFO L435 NwaCegarLoop]: 1400 mSDtfsCounter, 29 mSDsluCounter, 9624 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 11024 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 20:21:06,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 11024 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 20:21:06,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2185 states. [2024-11-12 20:21:06,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2185 to 2183. [2024-11-12 20:21:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2183 states, 2147 states have (on average 1.4373544480670704) internal successors, (3086), 2158 states have internal predecessors, (3086), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-12 20:21:06,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 3139 transitions. [2024-11-12 20:21:06,628 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 3139 transitions. Word has length 201 [2024-11-12 20:21:06,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:21:06,629 INFO L471 AbstractCegarLoop]: Abstraction has 2183 states and 3139 transitions. [2024-11-12 20:21:06,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.0) internal successors, (198), 10 states have internal predecessors, (198), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:21:06,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 3139 transitions. [2024-11-12 20:21:06,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-12 20:21:06,630 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:21:06,630 INFO L218 NwaCegarLoop]: trace histogram [12, 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, 1, 1, 1, 1] [2024-11-12 20:21:06,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-12 20:21:06,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-12 20:21:06,831 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:21:06,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:21:06,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1241675202, now seen corresponding path program 2 times [2024-11-12 20:21:06,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:21:06,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761590374] [2024-11-12 20:21:06,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:06,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:21:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:07,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:21:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:07,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 20:21:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:07,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 20:21:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:07,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 20:21:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:07,858 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 5 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-12 20:21:07,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:21:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761590374] [2024-11-12 20:21:07,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761590374] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:21:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210347537] [2024-11-12 20:21:07,859 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 20:21:07,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:21:07,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:21:07,862 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:21:07,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-12 20:21:08,529 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 20:21:08,529 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 20:21:08,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 20:21:08,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:08,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-12 20:21:08,562 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-12 20:21:08,562 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:21:08,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210347537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:21:08,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:21:08,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2024-11-12 20:21:08,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557812066] [2024-11-12 20:21:08,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:21:08,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 20:21:08,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:08,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 20:21:08,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:21:08,564 INFO L87 Difference]: Start difference. First operand 2183 states and 3139 transitions. Second operand has 3 states, 2 states have (on average 89.0) internal successors, (178), 3 states have internal predecessors, (178), 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) [2024-11-12 20:21:08,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:21:08,592 INFO L93 Difference]: Finished difference Result 2183 states and 3139 transitions. [2024-11-12 20:21:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 20:21:08,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 89.0) internal successors, (178), 3 states have internal predecessors, (178), 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 209 [2024-11-12 20:21:08,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:21:08,598 INFO L225 Difference]: With dead ends: 2183 [2024-11-12 20:21:08,598 INFO L226 Difference]: Without dead ends: 2182 [2024-11-12 20:21:08,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-12 20:21:08,599 INFO L435 NwaCegarLoop]: 1426 mSDtfsCounter, 1 mSDsluCounter, 1424 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2850 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:21:08,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2850 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:21:08,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2182 states. [2024-11-12 20:21:08,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2182 to 2182. [2024-11-12 20:21:08,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2147 states have (on average 1.4368886818816955) internal successors, (3085), 2157 states have internal predecessors, (3085), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-12 20:21:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 3138 transitions. [2024-11-12 20:21:08,649 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 3138 transitions. Word has length 209 [2024-11-12 20:21:08,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:21:08,650 INFO L471 AbstractCegarLoop]: Abstraction has 2182 states and 3138 transitions. [2024-11-12 20:21:08,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 89.0) internal successors, (178), 3 states have internal predecessors, (178), 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) [2024-11-12 20:21:08,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 3138 transitions. [2024-11-12 20:21:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-12 20:21:08,652 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:21:08,653 INFO L218 NwaCegarLoop]: trace histogram [12, 4, 4, 4, 2, 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, 1, 1, 1] [2024-11-12 20:21:08,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-12 20:21:08,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-12 20:21:08,854 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:21:08,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:21:08,855 INFO L85 PathProgramCache]: Analyzing trace with hash -162774294, now seen corresponding path program 1 times [2024-11-12 20:21:08,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:21:08,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675464442] [2024-11-12 20:21:08,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:08,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:21:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:09,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:21:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:09,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 20:21:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:09,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 20:21:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:09,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 20:21:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-12 20:21:09,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:21:09,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675464442] [2024-11-12 20:21:09,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675464442] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:21:09,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023755605] [2024-11-12 20:21:09,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:09,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:21:09,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:21:09,811 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:21:09,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-12 20:21:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:11,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-12 20:21:11,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 70 proven. 10 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-12 20:21:11,111 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 20:21:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-12 20:21:11,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023755605] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 20:21:11,265 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 20:21:11,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8] total 21 [2024-11-12 20:21:11,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940026179] [2024-11-12 20:21:11,265 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 20:21:11,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-12 20:21:11,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:11,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-12 20:21:11,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-12 20:21:11,267 INFO L87 Difference]: Start difference. First operand 2182 states and 3138 transitions. Second operand has 21 states, 21 states have (on average 10.0) internal successors, (210), 20 states have internal predecessors, (210), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:21:12,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:21:12,264 INFO L93 Difference]: Finished difference Result 4143 states and 5986 transitions. [2024-11-12 20:21:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-12 20:21:12,265 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 10.0) internal successors, (210), 20 states have internal predecessors, (210), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 210 [2024-11-12 20:21:12,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:21:12,269 INFO L225 Difference]: With dead ends: 4143 [2024-11-12 20:21:12,270 INFO L226 Difference]: Without dead ends: 2025 [2024-11-12 20:21:12,272 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=863, Unknown=0, NotChecked=0, Total=1190 [2024-11-12 20:21:12,272 INFO L435 NwaCegarLoop]: 1310 mSDtfsCounter, 57 mSDsluCounter, 12905 mSDsCounter, 0 mSdLazyCounter, 870 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 14215 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 20:21:12,273 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 14215 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 870 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 20:21:12,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2025 states. [2024-11-12 20:21:12,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2025 to 2021. [2024-11-12 20:21:12,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2021 states, 1986 states have (on average 1.432527693856999) internal successors, (2845), 1996 states have internal predecessors, (2845), 25 states have call successors, (25), 4 states have call predecessors, (25), 5 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-11-12 20:21:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 2898 transitions. [2024-11-12 20:21:12,309 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 2898 transitions. Word has length 210 [2024-11-12 20:21:12,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:21:12,309 INFO L471 AbstractCegarLoop]: Abstraction has 2021 states and 2898 transitions. [2024-11-12 20:21:12,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 10.0) internal successors, (210), 20 states have internal predecessors, (210), 2 states have call successors, (11), 3 states have call predecessors, (11), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:21:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2898 transitions. [2024-11-12 20:21:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-12 20:21:12,311 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:21:12,311 INFO L218 NwaCegarLoop]: trace histogram [30, 4, 4, 4, 2, 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, 1, 1, 1] [2024-11-12 20:21:12,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-12 20:21:12,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-12 20:21:12,512 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-12 20:21:12,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:21:12,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1376199352, now seen corresponding path program 2 times [2024-11-12 20:21:12,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:21:12,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635408481] [2024-11-12 20:21:12,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:21:12,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:21:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:13,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 20:21:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:14,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-12 20:21:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:14,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-12 20:21:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-12 20:21:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:21:14,048 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 6 proven. 314 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-11-12 20:21:14,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:21:14,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635408481] [2024-11-12 20:21:14,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635408481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:21:14,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652782417] [2024-11-12 20:21:14,048 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 20:21:14,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:21:14,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:21:14,051 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:21:14,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-12 20:21:14,947 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-12 20:21:14,947 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 20:21:14,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-12 20:21:14,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:21:14,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-12 20:21:15,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-12 20:21:15,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-12 20:21:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-12 20:21:15,533 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 20:21:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-12 20:21:16,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652782417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 20:21:16,243 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 20:21:16,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8, 7] total 27 [2024-11-12 20:21:16,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040963608] [2024-11-12 20:21:16,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 20:21:16,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-12 20:21:16,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:21:16,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-12 20:21:16,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2024-11-12 20:21:16,246 INFO L87 Difference]: Start difference. First operand 2021 states and 2898 transitions. Second operand has 27 states, 27 states have (on average 20.51851851851852) internal successors, (554), 26 states have internal predecessors, (554), 4 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-12 20:21:19,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-11-12 20:21:21,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2024-11-12 20:21:22,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2024-11-12 20:21:23,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2024-11-12 20:21:25,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-11-12 20:21:26,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0, 1] [2024-11-12 20:21:27,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1] [2024-11-12 20:21:29,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [1]