./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.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 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 23:08:30,421 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 23:08:30,507 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-24 23:08:30,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 23:08:30,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 23:08:30,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 23:08:30,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 23:08:30,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 23:08:30,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 23:08:30,550 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 23:08:30,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 23:08:30,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 23:08:30,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 23:08:30,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 23:08:30,561 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 23:08:30,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 23:08:30,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 23:08:30,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 23:08:30,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 23:08:30,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 23:08:30,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 23:08:30,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 23:08:30,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 23:08:30,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 23:08:30,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 23:08:30,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 23:08:30,567 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 23:08:30,567 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 23:08:30,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 23:08:30,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 23:08:30,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 23:08:30,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 23:08:30,568 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 23:08:30,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 23:08:30,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:08:30,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 23:08:30,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 23:08:30,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 23:08:30,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 23:08:30,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 23:08:30,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 23:08:30,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 23:08:30,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 23:08:30,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 23:08:30,572 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1aaf5276e100f83cf10565e66c3b5d8c0baa3bbd1a1424b76fbee71241f226 [2024-10-24 23:08:30,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 23:08:30,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 23:08:30,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 23:08:30,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 23:08:30,832 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 23:08:30,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2024-10-24 23:08:32,169 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 23:08:32,426 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 23:08:32,427 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test3-1.i [2024-10-24 23:08:32,448 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4872e7f4e/8637a64e8a0e47508e915b9389c19a03/FLAGea19344c1 [2024-10-24 23:08:32,746 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4872e7f4e/8637a64e8a0e47508e915b9389c19a03 [2024-10-24 23:08:32,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 23:08:32,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 23:08:32,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 23:08:32,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 23:08:32,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 23:08:32,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:32" (1/1) ... [2024-10-24 23:08:32,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccd435f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:32, skipping insertion in model container [2024-10-24 23:08:32,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:32" (1/1) ... [2024-10-24 23:08:32,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 23:08:33,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:08:33,329 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 23:08:33,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:08:33,477 INFO L204 MainTranslator]: Completed translation [2024-10-24 23:08:33,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33 WrapperNode [2024-10-24 23:08:33,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 23:08:33,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 23:08:33,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 23:08:33,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 23:08:33,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,519 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,581 INFO L138 Inliner]: procedures = 177, calls = 279, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1463 [2024-10-24 23:08:33,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 23:08:33,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 23:08:33,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 23:08:33,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 23:08:33,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,606 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,685 INFO L175 MemorySlicer]: Split 255 memory accesses to 3 slices as follows [219, 2, 34]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [0, 2, 0]. The 54 writes are split as follows [50, 0, 4]. [2024-10-24 23:08:33,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 23:08:33,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 23:08:33,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 23:08:33,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 23:08:33,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (1/1) ... [2024-10-24 23:08:33,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:08:33,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:08:33,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 23:08:33,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 23:08:33,870 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-10-24 23:08:33,871 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-10-24 23:08:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 23:08:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 23:08:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 23:08:33,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-24 23:08:33,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-24 23:08:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 23:08:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 23:08:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 23:08:33,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 23:08:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 23:08:33,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 23:08:33,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 23:08:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 23:08:33,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 23:08:33,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 23:08:33,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 23:08:33,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 23:08:34,089 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 23:08:34,091 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 23:08:35,387 INFO L? ?]: Removed 333 outVars from TransFormulas that were not future-live. [2024-10-24 23:08:35,387 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 23:08:35,432 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 23:08:35,432 INFO L314 CfgBuilder]: Removed 63 assume(true) statements. [2024-10-24 23:08:35,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:35 BoogieIcfgContainer [2024-10-24 23:08:35,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 23:08:35,434 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 23:08:35,434 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 23:08:35,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 23:08:35,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:08:32" (1/3) ... [2024-10-24 23:08:35,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43becced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:35, skipping insertion in model container [2024-10-24 23:08:35,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:33" (2/3) ... [2024-10-24 23:08:35,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43becced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:35, skipping insertion in model container [2024-10-24 23:08:35,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:35" (3/3) ... [2024-10-24 23:08:35,441 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test3-1.i [2024-10-24 23:08:35,452 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 23:08:35,452 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-24 23:08:35,523 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 23:08:35,530 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;@6d535d6c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 23:08:35,530 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-24 23:08:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand has 423 states, 401 states have (on average 1.6384039900249376) internal successors, (657), 416 states have internal predecessors, (657), 10 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 6 states have call predecessors, (10), 10 states have call successors, (10) [2024-10-24 23:08:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:08:35,543 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:35,543 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:08:35,545 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:35,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:35,551 INFO L85 PathProgramCache]: Analyzing trace with hash -171478850, now seen corresponding path program 1 times [2024-10-24 23:08:35,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:35,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632485786] [2024-10-24 23:08:35,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:35,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:35,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:35,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632485786] [2024-10-24 23:08:35,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632485786] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:35,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:35,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:08:35,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387036676] [2024-10-24 23:08:35,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:35,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 23:08:35,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:35,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 23:08:35,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:08:35,781 INFO L87 Difference]: Start difference. First operand has 423 states, 401 states have (on average 1.6384039900249376) internal successors, (657), 416 states have internal predecessors, (657), 10 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 6 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:35,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:35,874 INFO L93 Difference]: Finished difference Result 843 states and 1357 transitions. [2024-10-24 23:08:35,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 23:08:35,876 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-10-24 23:08:35,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:35,892 INFO L225 Difference]: With dead ends: 843 [2024-10-24 23:08:35,892 INFO L226 Difference]: Without dead ends: 416 [2024-10-24 23:08:35,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:08:35,902 INFO L432 NwaCegarLoop]: 601 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:35,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 601 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:08:35,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2024-10-24 23:08:35,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 416. [2024-10-24 23:08:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 398 states have (on average 1.464824120603015) internal successors, (583), 410 states have internal predecessors, (583), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:35,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 599 transitions. [2024-10-24 23:08:35,962 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 599 transitions. Word has length 6 [2024-10-24 23:08:35,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:35,963 INFO L471 AbstractCegarLoop]: Abstraction has 416 states and 599 transitions. [2024-10-24 23:08:35,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 599 transitions. [2024-10-24 23:08:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:08:35,964 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:35,964 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:08:35,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 23:08:35,965 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:35,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:35,965 INFO L85 PathProgramCache]: Analyzing trace with hash -171476928, now seen corresponding path program 1 times [2024-10-24 23:08:35,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:35,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203375423] [2024-10-24 23:08:35,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:35,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 23:08:36,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [502567373] [2024-10-24 23:08:36,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:36,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:08:36,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:08:36,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:08:36,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 23:08:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:36,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:08:36,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:08:36,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:08:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:36,284 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:08:36,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:36,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203375423] [2024-10-24 23:08:36,286 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-24 23:08:36,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502567373] [2024-10-24 23:08:36,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502567373] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:36,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:36,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:08:36,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681322824] [2024-10-24 23:08:36,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:36,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:08:36,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:36,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:08:36,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:08:36,292 INFO L87 Difference]: Start difference. First operand 416 states and 599 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:36,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:36,474 INFO L93 Difference]: Finished difference Result 824 states and 1191 transitions. [2024-10-24 23:08:36,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:08:36,475 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-10-24 23:08:36,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:36,482 INFO L225 Difference]: With dead ends: 824 [2024-10-24 23:08:36,482 INFO L226 Difference]: Without dead ends: 822 [2024-10-24 23:08:36,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:36,485 INFO L432 NwaCegarLoop]: 575 mSDtfsCounter, 569 mSDsluCounter, 1140 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 1715 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:36,486 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 1715 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:08:36,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 822 states. [2024-10-24 23:08:36,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 822 to 422. [2024-10-24 23:08:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 404 states have (on average 1.4603960396039604) internal successors, (590), 416 states have internal predecessors, (590), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 606 transitions. [2024-10-24 23:08:36,519 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 606 transitions. Word has length 6 [2024-10-24 23:08:36,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:36,519 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 606 transitions. [2024-10-24 23:08:36,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 606 transitions. [2024-10-24 23:08:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 23:08:36,520 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:36,521 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:08:36,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 23:08:36,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:08:36,722 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:36,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:36,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1127411853, now seen corresponding path program 1 times [2024-10-24 23:08:36,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:36,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887348939] [2024-10-24 23:08:36,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:36,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:36,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:36,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:36,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887348939] [2024-10-24 23:08:36,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887348939] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:36,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:36,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:08:36,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022840729] [2024-10-24 23:08:36,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:36,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:08:36,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:36,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:08:36,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:08:36,908 INFO L87 Difference]: Start difference. First operand 422 states and 606 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:37,061 INFO L93 Difference]: Finished difference Result 1030 states and 1492 transitions. [2024-10-24 23:08:37,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:08:37,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2024-10-24 23:08:37,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:37,068 INFO L225 Difference]: With dead ends: 1030 [2024-10-24 23:08:37,068 INFO L226 Difference]: Without dead ends: 821 [2024-10-24 23:08:37,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:37,070 INFO L432 NwaCegarLoop]: 619 mSDtfsCounter, 570 mSDsluCounter, 1185 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:37,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 1804 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:08:37,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 821 states. [2024-10-24 23:08:37,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 821 to 422. [2024-10-24 23:08:37,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 404 states have (on average 1.4579207920792079) internal successors, (589), 416 states have internal predecessors, (589), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 605 transitions. [2024-10-24 23:08:37,095 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 605 transitions. Word has length 9 [2024-10-24 23:08:37,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:37,095 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 605 transitions. [2024-10-24 23:08:37,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 605 transitions. [2024-10-24 23:08:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-24 23:08:37,099 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:37,099 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:08:37,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 23:08:37,100 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:37,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:37,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1952387620, now seen corresponding path program 1 times [2024-10-24 23:08:37,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:37,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831198264] [2024-10-24 23:08:37,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:37,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:37,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:37,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831198264] [2024-10-24 23:08:37,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831198264] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:37,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:37,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 23:08:37,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624795321] [2024-10-24 23:08:37,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:37,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:08:37,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:37,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:08:37,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:37,479 INFO L87 Difference]: Start difference. First operand 422 states and 605 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:37,566 INFO L93 Difference]: Finished difference Result 840 states and 1206 transitions. [2024-10-24 23:08:37,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:08:37,567 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 80 [2024-10-24 23:08:37,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:37,569 INFO L225 Difference]: With dead ends: 840 [2024-10-24 23:08:37,570 INFO L226 Difference]: Without dead ends: 425 [2024-10-24 23:08:37,570 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:37,571 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 108 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:37,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 1613 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:08:37,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2024-10-24 23:08:37,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 422. [2024-10-24 23:08:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 404 states have (on average 1.4405940594059405) internal successors, (582), 416 states have internal predecessors, (582), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:37,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 598 transitions. [2024-10-24 23:08:37,583 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 598 transitions. Word has length 80 [2024-10-24 23:08:37,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:37,584 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 598 transitions. [2024-10-24 23:08:37,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 598 transitions. [2024-10-24 23:08:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-24 23:08:37,586 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:37,586 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:08:37,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 23:08:37,587 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:37,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:37,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1383247920, now seen corresponding path program 1 times [2024-10-24 23:08:37,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:37,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922346344] [2024-10-24 23:08:37,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:37,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:37,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:37,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922346344] [2024-10-24 23:08:37,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922346344] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:37,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:37,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:08:37,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068080169] [2024-10-24 23:08:37,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:37,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 23:08:37,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:37,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 23:08:37,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:08:37,757 INFO L87 Difference]: Start difference. First operand 422 states and 598 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:37,808 INFO L93 Difference]: Finished difference Result 843 states and 1198 transitions. [2024-10-24 23:08:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 23:08:37,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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 80 [2024-10-24 23:08:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:37,810 INFO L225 Difference]: With dead ends: 843 [2024-10-24 23:08:37,811 INFO L226 Difference]: Without dead ends: 428 [2024-10-24 23:08:37,811 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:08:37,814 INFO L432 NwaCegarLoop]: 583 mSDtfsCounter, 1 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:37,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1145 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:08:37,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-10-24 23:08:37,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2024-10-24 23:08:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 410 states have (on average 1.4341463414634146) internal successors, (588), 422 states have internal predecessors, (588), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 604 transitions. [2024-10-24 23:08:37,827 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 604 transitions. Word has length 80 [2024-10-24 23:08:37,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:37,827 INFO L471 AbstractCegarLoop]: Abstraction has 428 states and 604 transitions. [2024-10-24 23:08:37,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:37,828 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 604 transitions. [2024-10-24 23:08:37,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-24 23:08:37,832 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:37,832 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:08:37,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 23:08:37,832 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:37,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:37,833 INFO L85 PathProgramCache]: Analyzing trace with hash -902167662, now seen corresponding path program 1 times [2024-10-24 23:08:37,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:37,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928477960] [2024-10-24 23:08:37,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:37,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 23:08:38,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:38,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928477960] [2024-10-24 23:08:38,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928477960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:38,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:38,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:08:38,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426006884] [2024-10-24 23:08:38,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:38,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 23:08:38,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:38,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 23:08:38,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:08:38,032 INFO L87 Difference]: Start difference. First operand 428 states and 604 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 2 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:38,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:38,122 INFO L93 Difference]: Finished difference Result 1148 states and 1638 transitions. [2024-10-24 23:08:38,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 23:08:38,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 2 states have internal predecessors, (80), 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 80 [2024-10-24 23:08:38,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:38,126 INFO L225 Difference]: With dead ends: 1148 [2024-10-24 23:08:38,126 INFO L226 Difference]: Without dead ends: 727 [2024-10-24 23:08:38,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:08:38,128 INFO L432 NwaCegarLoop]: 775 mSDtfsCounter, 373 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 1341 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:38,129 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 1341 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:08:38,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2024-10-24 23:08:38,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 723. [2024-10-24 23:08:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 723 states, 705 states have (on average 1.44822695035461) internal successors, (1021), 717 states have internal predecessors, (1021), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-24 23:08:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1037 transitions. [2024-10-24 23:08:38,151 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1037 transitions. Word has length 80 [2024-10-24 23:08:38,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:38,151 INFO L471 AbstractCegarLoop]: Abstraction has 723 states and 1037 transitions. [2024-10-24 23:08:38,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 2 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:08:38,152 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1037 transitions. [2024-10-24 23:08:38,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-10-24 23:08:38,154 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:38,154 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:08:38,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 23:08:38,155 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:38,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:38,155 INFO L85 PathProgramCache]: Analyzing trace with hash -2058929319, now seen corresponding path program 1 times [2024-10-24 23:08:38,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:38,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856386861] [2024-10-24 23:08:38,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:38,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:38,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 23:08:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:38,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:08:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:08:38,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:38,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856386861] [2024-10-24 23:08:38,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856386861] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:38,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:38,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:08:38,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993277705] [2024-10-24 23:08:38,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:38,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:08:38,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:38,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:08:38,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:38,533 INFO L87 Difference]: Start difference. First operand 723 states and 1037 transitions. Second operand has 5 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:38,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:38,912 INFO L93 Difference]: Finished difference Result 1028 states and 1476 transitions. [2024-10-24 23:08:38,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 23:08:38,912 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 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 93 [2024-10-24 23:08:38,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:38,917 INFO L225 Difference]: With dead ends: 1028 [2024-10-24 23:08:38,917 INFO L226 Difference]: Without dead ends: 1026 [2024-10-24 23:08:38,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:08:38,918 INFO L432 NwaCegarLoop]: 567 mSDtfsCounter, 482 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 2156 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:38,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 2156 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 23:08:38,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2024-10-24 23:08:38,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 787. [2024-10-24 23:08:38,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 766 states have (on average 1.4347258485639687) internal successors, (1099), 778 states have internal predecessors, (1099), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-24 23:08:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1121 transitions. [2024-10-24 23:08:38,939 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1121 transitions. Word has length 93 [2024-10-24 23:08:38,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:38,940 INFO L471 AbstractCegarLoop]: Abstraction has 787 states and 1121 transitions. [2024-10-24 23:08:38,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1121 transitions. [2024-10-24 23:08:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-10-24 23:08:38,942 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:38,942 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-10-24 23:08:38,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 23:08:38,942 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:38,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:38,943 INFO L85 PathProgramCache]: Analyzing trace with hash 326492344, now seen corresponding path program 1 times [2024-10-24 23:08:38,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:38,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285236113] [2024-10-24 23:08:38,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:38,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:39,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 23:08:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:39,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:08:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-24 23:08:39,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:39,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285236113] [2024-10-24 23:08:39,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285236113] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:08:39,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089618271] [2024-10-24 23:08:39,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:39,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:08:39,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:08:39,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:08:39,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 23:08:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:39,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-24 23:08:39,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:08:39,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:08:39,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:08:39,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-24 23:08:40,357 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-24 23:08:40,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 38 [2024-10-24 23:08:40,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:08:40,588 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:08:40,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089618271] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:40,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:08:40,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-24 23:08:40,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113659250] [2024-10-24 23:08:40,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:40,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 23:08:40,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:40,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 23:08:40,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-10-24 23:08:40,591 INFO L87 Difference]: Start difference. First operand 787 states and 1121 transitions. Second operand has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 10 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:42,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-10-24 23:08:43,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:43,569 INFO L93 Difference]: Finished difference Result 1759 states and 2508 transitions. [2024-10-24 23:08:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 23:08:43,570 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 10 states have internal predecessors, (93), 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 99 [2024-10-24 23:08:43,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:43,576 INFO L225 Difference]: With dead ends: 1759 [2024-10-24 23:08:43,577 INFO L226 Difference]: Without dead ends: 1065 [2024-10-24 23:08:43,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=92, Invalid=370, Unknown=0, NotChecked=0, Total=462 [2024-10-24 23:08:43,579 INFO L432 NwaCegarLoop]: 557 mSDtfsCounter, 837 mSDsluCounter, 2342 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 2899 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:43,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 2899 Invalid, 740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 731 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2024-10-24 23:08:43,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2024-10-24 23:08:43,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 819. [2024-10-24 23:08:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 819 states, 798 states have (on average 1.4235588972431077) internal successors, (1136), 810 states have internal predecessors, (1136), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-24 23:08:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1158 transitions. [2024-10-24 23:08:43,601 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1158 transitions. Word has length 99 [2024-10-24 23:08:43,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:43,603 INFO L471 AbstractCegarLoop]: Abstraction has 819 states and 1158 transitions. [2024-10-24 23:08:43,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.454545454545455) internal successors, (93), 10 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1158 transitions. [2024-10-24 23:08:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-10-24 23:08:43,605 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:43,605 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-10-24 23:08:43,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 23:08:43,809 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,SelfDestructingSolverStorable7 [2024-10-24 23:08:43,810 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:43,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:43,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1584550214, now seen corresponding path program 1 times [2024-10-24 23:08:43,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:43,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442680075] [2024-10-24 23:08:43,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:43,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:43,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-24 23:08:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:43,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:08:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:43,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-24 23:08:43,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:43,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442680075] [2024-10-24 23:08:43,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442680075] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:08:43,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:08:43,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 23:08:43,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118010914] [2024-10-24 23:08:43,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:08:43,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:08:43,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:08:43,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:08:43,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:08:43,956 INFO L87 Difference]: Start difference. First operand 819 states and 1158 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:44,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:08:44,241 INFO L93 Difference]: Finished difference Result 1467 states and 2083 transitions. [2024-10-24 23:08:44,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 23:08:44,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 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 99 [2024-10-24 23:08:44,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:08:44,244 INFO L225 Difference]: With dead ends: 1467 [2024-10-24 23:08:44,245 INFO L226 Difference]: Without dead ends: 681 [2024-10-24 23:08:44,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:08:44,247 INFO L432 NwaCegarLoop]: 489 mSDtfsCounter, 14 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 23:08:44,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 1850 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 23:08:44,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2024-10-24 23:08:44,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 679. [2024-10-24 23:08:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 658 states have (on average 1.4072948328267476) internal successors, (926), 670 states have internal predecessors, (926), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-24 23:08:44,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 948 transitions. [2024-10-24 23:08:44,265 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 948 transitions. Word has length 99 [2024-10-24 23:08:44,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:08:44,266 INFO L471 AbstractCegarLoop]: Abstraction has 679 states and 948 transitions. [2024-10-24 23:08:44,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:08:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 948 transitions. [2024-10-24 23:08:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-24 23:08:44,267 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:08:44,267 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-10-24 23:08:44,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 23:08:44,268 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-24 23:08:44,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:08:44,268 INFO L85 PathProgramCache]: Analyzing trace with hash -714989503, now seen corresponding path program 1 times [2024-10-24 23:08:44,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:08:44,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253034446] [2024-10-24 23:08:44,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:44,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:08:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:08:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:44,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:08:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:44,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-24 23:08:44,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:08:44,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253034446] [2024-10-24 23:08:44,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253034446] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:08:44,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130533329] [2024-10-24 23:08:44,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:08:44,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:08:44,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:08:44,607 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:08:44,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 23:08:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:08:44,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-24 23:08:44,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:09:11,390 WARN L286 SmtUtils]: Spent 9.61s on a formula simplification. DAG size of input: 37 DAG size of output: 25 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 23:09:23,406 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 23:09:44,960 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 23:09:53,777 WARN L286 SmtUtils]: Spent 8.82s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 23:10:08,605 WARN L286 SmtUtils]: Spent 6.14s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)