./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_SFH_test10-1.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_SFH_test10-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 23:20:53,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 23:20:54,000 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-24 23:20:54,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 23:20:54,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 23:20:54,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 23:20:54,050 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 23:20:54,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 23:20:54,050 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 23:20:54,051 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 23:20:54,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 23:20:54,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 23:20:54,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 23:20:54,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 23:20:54,058 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 23:20:54,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 23:20:54,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 23:20:54,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 23:20:54,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 23:20:54,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 23:20:54,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 23:20:54,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 23:20:54,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 23:20:54,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 23:20:54,062 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 23:20:54,062 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-24 23:20:54,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 23:20:54,062 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 23:20:54,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 23:20:54,063 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 23:20:54,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 23:20:54,063 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 23:20:54,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 23:20:54,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 23:20:54,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:20:54,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 23:20:54,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 23:20:54,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 23:20:54,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 23:20:54,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 23:20:54,066 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 23:20:54,066 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 23:20:54,067 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 23:20:54,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 23:20:54,067 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85fe539c4a9811cd5d49f239f4680cc0b3752a2958e9f287c34e302b923af4f9 [2024-10-24 23:20:54,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 23:20:54,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 23:20:54,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 23:20:54,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 23:20:54,370 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 23:20:54,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2024-10-24 23:20:55,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 23:20:56,170 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 23:20:56,171 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-1.i [2024-10-24 23:20:56,190 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e364a49d/d05750e232f14949bc47600187ce61a8/FLAGb58df24db [2024-10-24 23:20:56,406 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e364a49d/d05750e232f14949bc47600187ce61a8 [2024-10-24 23:20:56,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 23:20:56,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 23:20:56,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 23:20:56,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 23:20:56,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 23:20:56,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:20:56" (1/1) ... [2024-10-24 23:20:56,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f8231ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:56, skipping insertion in model container [2024-10-24 23:20:56,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:20:56" (1/1) ... [2024-10-24 23:20:56,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 23:20:57,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:20:57,098 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 23:20:57,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 23:20:57,263 INFO L204 MainTranslator]: Completed translation [2024-10-24 23:20:57,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57 WrapperNode [2024-10-24 23:20:57,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 23:20:57,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 23:20:57,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 23:20:57,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 23:20:57,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,425 INFO L138 Inliner]: procedures = 177, calls = 507, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3419 [2024-10-24 23:20:57,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 23:20:57,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 23:20:57,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 23:20:57,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 23:20:57,438 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,612 INFO L175 MemorySlicer]: Split 480 memory accesses to 3 slices as follows [2, 372, 106]. 78 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 86 writes are split as follows [0, 82, 4]. [2024-10-24 23:20:57,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 23:20:57,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 23:20:57,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 23:20:57,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 23:20:57,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (1/1) ... [2024-10-24 23:20:57,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 23:20:57,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:20:57,797 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 23:20:57,800 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 23:20:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-10-24 23:20:57,879 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-10-24 23:20:57,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 23:20:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 23:20:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 23:20:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-24 23:20:57,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-24 23:20:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 23:20:57,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 23:20:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 23:20:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 23:20:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 23:20:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 23:20:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 23:20:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 23:20:57,882 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 23:20:57,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 23:20:57,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 23:20:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 23:20:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 23:20:58,244 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 23:20:58,246 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 23:21:00,991 INFO L? ?]: Removed 789 outVars from TransFormulas that were not future-live. [2024-10-24 23:21:00,991 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 23:21:01,066 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 23:21:01,066 INFO L314 CfgBuilder]: Removed 151 assume(true) statements. [2024-10-24 23:21:01,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:21:01 BoogieIcfgContainer [2024-10-24 23:21:01,066 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 23:21:01,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 23:21:01,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 23:21:01,071 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 23:21:01,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:20:56" (1/3) ... [2024-10-24 23:21:01,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526810f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:21:01, skipping insertion in model container [2024-10-24 23:21:01,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:20:57" (2/3) ... [2024-10-24 23:21:01,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@526810f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:21:01, skipping insertion in model container [2024-10-24 23:21:01,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:21:01" (3/3) ... [2024-10-24 23:21:01,076 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test10-1.i [2024-10-24 23:21:01,092 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 23:21:01,092 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-24 23:21:01,183 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 23:21:01,190 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;@2482956e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 23:21:01,190 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-10-24 23:21:01,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-24 23:21:01,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:21:01,205 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:01,206 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:21:01,206 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:01,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:01,213 INFO L85 PathProgramCache]: Analyzing trace with hash -672460279, now seen corresponding path program 1 times [2024-10-24 23:21:01,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:01,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773420052] [2024-10-24 23:21:01,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:01,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:01,407 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 23:21:01,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:01,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773420052] [2024-10-24 23:21:01,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773420052] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:01,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:01,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:21:01,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886534022] [2024-10-24 23:21:01,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:01,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 23:21:01,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:01,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 23:21:01,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 23:21:01,457 INFO L87 Difference]: Start difference. First operand has 1037 states, 1013 states have (on average 1.6327739387956566) internal successors, (1654), 1023 states have internal predecessors, (1654), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:01,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:01,581 INFO L93 Difference]: Finished difference Result 2072 states and 3370 transitions. [2024-10-24 23:21:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 23:21:01,584 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 23:21:01,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:01,610 INFO L225 Difference]: With dead ends: 2072 [2024-10-24 23:21:01,611 INFO L226 Difference]: Without dead ends: 1033 [2024-10-24 23:21:01,621 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 23:21:01,627 INFO L432 NwaCegarLoop]: 1517 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:01,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1517 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:21:01,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-10-24 23:21:01,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 1033. [2024-10-24 23:21:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1010 states have (on average 1.4762376237623762) internal successors, (1491), 1020 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:21:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1518 transitions. [2024-10-24 23:21:01,734 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1518 transitions. Word has length 6 [2024-10-24 23:21:01,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:01,734 INFO L471 AbstractCegarLoop]: Abstraction has 1033 states and 1518 transitions. [2024-10-24 23:21:01,735 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 23:21:01,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1518 transitions. [2024-10-24 23:21:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-10-24 23:21:01,735 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:01,735 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-10-24 23:21:01,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 23:21:01,736 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:01,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:01,736 INFO L85 PathProgramCache]: Analyzing trace with hash -672458357, now seen corresponding path program 1 times [2024-10-24 23:21:01,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:01,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232663338] [2024-10-24 23:21:01,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:01,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 23:21:01,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [880620299] [2024-10-24 23:21:01,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:01,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:01,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:01,788 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 23:21:01,789 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 23:21:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:02,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 23:21:02,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:02,064 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 23:21:02,108 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 23:21:02,108 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:02,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:02,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232663338] [2024-10-24 23:21:02,112 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-24 23:21:02,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880620299] [2024-10-24 23:21:02,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880620299] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:02,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:02,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:21:02,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978091286] [2024-10-24 23:21:02,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:02,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:02,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:02,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:02,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:02,115 INFO L87 Difference]: Start difference. First operand 1033 states and 1518 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:02,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:02,359 INFO L93 Difference]: Finished difference Result 1428 states and 2089 transitions. [2024-10-24 23:21:02,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:02,360 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 23:21:02,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:02,367 INFO L225 Difference]: With dead ends: 1428 [2024-10-24 23:21:02,367 INFO L226 Difference]: Without dead ends: 1426 [2024-10-24 23:21:02,368 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 23:21:02,369 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 553 mSDsluCounter, 2952 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 4460 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:02,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 4460 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:21:02,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2024-10-24 23:21:02,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1039. [2024-10-24 23:21:02,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4744094488188977) internal successors, (1498), 1026 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:21:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1525 transitions. [2024-10-24 23:21:02,411 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1525 transitions. Word has length 6 [2024-10-24 23:21:02,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:02,412 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1525 transitions. [2024-10-24 23:21:02,412 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 23:21:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1525 transitions. [2024-10-24 23:21:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-24 23:21:02,416 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:02,417 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:02,436 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 23:21:02,621 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 23:21:02,622 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:02,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:02,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1771832247, now seen corresponding path program 1 times [2024-10-24 23:21:02,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:02,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699715878] [2024-10-24 23:21:02,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:02,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:03,070 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 23:21:03,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:03,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699715878] [2024-10-24 23:21:03,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699715878] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:03,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:03,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:21:03,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290849527] [2024-10-24 23:21:03,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:03,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:03,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:03,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:03,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:03,073 INFO L87 Difference]: Start difference. First operand 1039 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:03,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:03,311 INFO L93 Difference]: Finished difference Result 2060 states and 3030 transitions. [2024-10-24 23:21:03,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:03,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2024-10-24 23:21:03,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:03,318 INFO L225 Difference]: With dead ends: 2060 [2024-10-24 23:21:03,318 INFO L226 Difference]: Without dead ends: 1425 [2024-10-24 23:21:03,320 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 23:21:03,321 INFO L432 NwaCegarLoop]: 1552 mSDtfsCounter, 554 mSDsluCounter, 2997 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 4549 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:03,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 4549 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 23:21:03,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-24 23:21:03,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1039. [2024-10-24 23:21:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1016 states have (on average 1.4734251968503937) internal successors, (1497), 1026 states have internal predecessors, (1497), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:21:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1524 transitions. [2024-10-24 23:21:03,357 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1524 transitions. Word has length 63 [2024-10-24 23:21:03,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:03,358 INFO L471 AbstractCegarLoop]: Abstraction has 1039 states and 1524 transitions. [2024-10-24 23:21:03,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:03,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1524 transitions. [2024-10-24 23:21:03,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-24 23:21:03,366 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:03,366 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:03,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 23:21:03,367 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:03,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:03,367 INFO L85 PathProgramCache]: Analyzing trace with hash 849030331, now seen corresponding path program 1 times [2024-10-24 23:21:03,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:03,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664569688] [2024-10-24 23:21:03,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:03,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:03,736 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 23:21:03,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:03,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664569688] [2024-10-24 23:21:03,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664569688] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:03,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:03,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 23:21:03,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775147383] [2024-10-24 23:21:03,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:03,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:03,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:03,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:03,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:03,739 INFO L87 Difference]: Start difference. First operand 1039 states and 1524 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:03,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:03,917 INFO L93 Difference]: Finished difference Result 2457 states and 3602 transitions. [2024-10-24 23:21:03,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:03,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-24 23:21:03,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:03,924 INFO L225 Difference]: With dead ends: 2457 [2024-10-24 23:21:03,924 INFO L226 Difference]: Without dead ends: 1425 [2024-10-24 23:21:03,928 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 23:21:03,929 INFO L432 NwaCegarLoop]: 1556 mSDtfsCounter, 548 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:03,931 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 4558 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:21:03,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2024-10-24 23:21:03,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1040. [2024-10-24 23:21:03,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4729596853490659) internal successors, (1498), 1027 states have internal predecessors, (1498), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:21:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-24 23:21:03,960 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 81 [2024-10-24 23:21:03,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:03,960 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-24 23:21:03,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:03,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-24 23:21:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-24 23:21:03,965 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:03,965 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:03,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 23:21:03,966 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:03,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:03,967 INFO L85 PathProgramCache]: Analyzing trace with hash -654875997, now seen corresponding path program 1 times [2024-10-24 23:21:03,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:03,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716777555] [2024-10-24 23:21:03,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:03,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:04,270 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 23:21:04,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:04,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716777555] [2024-10-24 23:21:04,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716777555] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:04,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:04,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:21:04,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49613372] [2024-10-24 23:21:04,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:04,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:04,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:04,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:04,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:04,272 INFO L87 Difference]: Start difference. First operand 1040 states and 1525 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:04,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:04,362 INFO L93 Difference]: Finished difference Result 2075 states and 3045 transitions. [2024-10-24 23:21:04,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:04,363 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-10-24 23:21:04,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:04,367 INFO L225 Difference]: With dead ends: 2075 [2024-10-24 23:21:04,367 INFO L226 Difference]: Without dead ends: 1043 [2024-10-24 23:21:04,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:21:04,370 INFO L432 NwaCegarLoop]: 1487 mSDtfsCounter, 105 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 4370 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:04,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 4370 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:21:04,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1043 states. [2024-10-24 23:21:04,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1043 to 1040. [2024-10-24 23:21:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 1017 states have (on average 1.4660766961651917) internal successors, (1491), 1027 states have internal predecessors, (1491), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-24 23:21:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1518 transitions. [2024-10-24 23:21:04,420 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1518 transitions. Word has length 152 [2024-10-24 23:21:04,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:04,421 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1518 transitions. [2024-10-24 23:21:04,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1518 transitions. [2024-10-24 23:21:04,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-24 23:21:04,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:04,425 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:04,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 23:21:04,426 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:04,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:04,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1590056017, now seen corresponding path program 1 times [2024-10-24 23:21:04,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:04,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851675220] [2024-10-24 23:21:04,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:04,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:04,614 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 23:21:04,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:04,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851675220] [2024-10-24 23:21:04,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851675220] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:04,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:04,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 23:21:04,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614614701] [2024-10-24 23:21:04,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:04,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 23:21:04,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:04,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 23:21:04,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 23:21:04,617 INFO L87 Difference]: Start difference. First operand 1040 states and 1518 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:04,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:04,703 INFO L93 Difference]: Finished difference Result 2645 states and 3881 transitions. [2024-10-24 23:21:04,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 23:21:04,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-10-24 23:21:04,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:04,710 INFO L225 Difference]: With dead ends: 2645 [2024-10-24 23:21:04,710 INFO L226 Difference]: Without dead ends: 1613 [2024-10-24 23:21:04,712 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 23:21:04,713 INFO L432 NwaCegarLoop]: 1506 mSDtfsCounter, 792 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 2995 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:04,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 2995 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 23:21:04,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2024-10-24 23:21:04,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1454. [2024-10-24 23:21:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1454 states, 1429 states have (on average 1.4716585024492652) internal successors, (2103), 1439 states have internal predecessors, (2103), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:21:04,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1454 states and 2134 transitions. [2024-10-24 23:21:04,745 INFO L78 Accepts]: Start accepts. Automaton has 1454 states and 2134 transitions. Word has length 152 [2024-10-24 23:21:04,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:04,746 INFO L471 AbstractCegarLoop]: Abstraction has 1454 states and 2134 transitions. [2024-10-24 23:21:04,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 2 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 23:21:04,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2134 transitions. [2024-10-24 23:21:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:21:04,750 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:04,750 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:04,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 23:21:04,751 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:04,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:04,751 INFO L85 PathProgramCache]: Analyzing trace with hash -996531320, now seen corresponding path program 1 times [2024-10-24 23:21:04,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:04,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433806480] [2024-10-24 23:21:04,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:04,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:04,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:21:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:21:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,131 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 23:21:05,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:05,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433806480] [2024-10-24 23:21:05,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433806480] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:05,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:05,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 23:21:05,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346156729] [2024-10-24 23:21:05,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:05,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:21:05,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:05,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:21:05,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:21:05,137 INFO L87 Difference]: Start difference. First operand 1454 states and 2134 transitions. Second operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:05,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:05,613 INFO L93 Difference]: Finished difference Result 2733 states and 4016 transitions. [2024-10-24 23:21:05,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 23:21:05,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-24 23:21:05,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:05,619 INFO L225 Difference]: With dead ends: 2733 [2024-10-24 23:21:05,620 INFO L226 Difference]: Without dead ends: 1414 [2024-10-24 23:21:05,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:21:05,622 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 53 mSDsluCounter, 3989 mSDsCounter, 0 mSdLazyCounter, 273 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 5369 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:05,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 5369 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 23:21:05,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-24 23:21:05,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-24 23:21:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4607065609228551) internal successors, (2026), 1397 states have internal predecessors, (2026), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:21:05,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2057 transitions. [2024-10-24 23:21:05,650 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2057 transitions. Word has length 165 [2024-10-24 23:21:05,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:05,651 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2057 transitions. [2024-10-24 23:21:05,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 4 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2057 transitions. [2024-10-24 23:21:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:21:05,653 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:05,653 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:05,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 23:21:05,654 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:05,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:05,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1774863814, now seen corresponding path program 1 times [2024-10-24 23:21:05,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:05,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409767383] [2024-10-24 23:21:05,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:05,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:21:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:21:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:05,955 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 23:21:05,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:05,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409767383] [2024-10-24 23:21:05,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409767383] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:05,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:05,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:21:05,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079931568] [2024-10-24 23:21:05,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:05,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:05,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:05,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:05,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:05,961 INFO L87 Difference]: Start difference. First operand 1412 states and 2057 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:06,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:06,450 INFO L93 Difference]: Finished difference Result 2691 states and 3928 transitions. [2024-10-24 23:21:06,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:06,451 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-24 23:21:06,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:06,457 INFO L225 Difference]: With dead ends: 2691 [2024-10-24 23:21:06,457 INFO L226 Difference]: Without dead ends: 1414 [2024-10-24 23:21:06,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:06,460 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 24 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 4032 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:06,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 4032 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 23:21:06,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-10-24 23:21:06,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1412. [2024-10-24 23:21:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 1387 states have (on average 1.4585436193222783) internal successors, (2023), 1397 states have internal predecessors, (2023), 16 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (15), 12 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-24 23:21:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 2054 transitions. [2024-10-24 23:21:06,503 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 2054 transitions. Word has length 165 [2024-10-24 23:21:06,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:06,505 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 2054 transitions. [2024-10-24 23:21:06,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2054 transitions. [2024-10-24 23:21:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 23:21:06,507 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:06,507 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:06,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 23:21:06,508 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:06,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:06,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1062021694, now seen corresponding path program 1 times [2024-10-24 23:21:06,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:06,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919792481] [2024-10-24 23:21:06,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:06,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:21:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:06,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:21:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:06,812 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 23:21:06,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:06,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919792481] [2024-10-24 23:21:06,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919792481] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:06,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:06,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:21:06,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481471371] [2024-10-24 23:21:06,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:06,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:06,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:06,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:06,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:06,815 INFO L87 Difference]: Start difference. First operand 1412 states and 2054 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:07,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:07,238 INFO L93 Difference]: Finished difference Result 3262 states and 4756 transitions. [2024-10-24 23:21:07,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:07,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 165 [2024-10-24 23:21:07,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:07,246 INFO L225 Difference]: With dead ends: 3262 [2024-10-24 23:21:07,246 INFO L226 Difference]: Without dead ends: 1985 [2024-10-24 23:21:07,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 23:21:07,249 INFO L432 NwaCegarLoop]: 1793 mSDtfsCounter, 695 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 4834 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:07,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 4834 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 23:21:07,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1985 states. [2024-10-24 23:21:07,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1978. [2024-10-24 23:21:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1947 states have (on average 1.4560862865947612) internal successors, (2835), 1957 states have internal predecessors, (2835), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 23:21:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2878 transitions. [2024-10-24 23:21:07,290 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2878 transitions. Word has length 165 [2024-10-24 23:21:07,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:07,291 INFO L471 AbstractCegarLoop]: Abstraction has 1978 states and 2878 transitions. [2024-10-24 23:21:07,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 3 states have internal predecessors, (159), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-24 23:21:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2878 transitions. [2024-10-24 23:21:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-24 23:21:07,293 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:07,293 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:07,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 23:21:07,294 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:07,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:07,294 INFO L85 PathProgramCache]: Analyzing trace with hash -818482464, now seen corresponding path program 1 times [2024-10-24 23:21:07,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:07,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394521000] [2024-10-24 23:21:07,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:07,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:07,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:21:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:07,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:21:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:07,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-24 23:21:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 23:21:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:07,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:07,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394521000] [2024-10-24 23:21:07,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394521000] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:07,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:07,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 23:21:07,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963364130] [2024-10-24 23:21:07,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:07,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 23:21:07,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:07,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 23:21:07,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 23:21:07,855 INFO L87 Difference]: Start difference. First operand 1978 states and 2878 transitions. Second operand has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:08,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:08,379 INFO L93 Difference]: Finished difference Result 2046 states and 2978 transitions. [2024-10-24 23:21:08,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 23:21:08,380 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 178 [2024-10-24 23:21:08,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:08,387 INFO L225 Difference]: With dead ends: 2046 [2024-10-24 23:21:08,388 INFO L226 Difference]: Without dead ends: 2044 [2024-10-24 23:21:08,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:21:08,389 INFO L432 NwaCegarLoop]: 1394 mSDtfsCounter, 320 mSDsluCounter, 3984 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 5378 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:08,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 5378 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 23:21:08,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2024-10-24 23:21:08,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2042. [2024-10-24 23:21:08,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2042 states, 2008 states have (on average 1.4506972111553784) internal successors, (2913), 2018 states have internal predecessors, (2913), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:08,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 2962 transitions. [2024-10-24 23:21:08,430 INFO L78 Accepts]: Start accepts. Automaton has 2042 states and 2962 transitions. Word has length 178 [2024-10-24 23:21:08,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:08,431 INFO L471 AbstractCegarLoop]: Abstraction has 2042 states and 2962 transitions. [2024-10-24 23:21:08,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 4 states have internal predecessors, (164), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:08,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2962 transitions. [2024-10-24 23:21:08,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-10-24 23:21:08,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:08,434 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:08,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 23:21:08,434 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:08,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:08,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1850133639, now seen corresponding path program 1 times [2024-10-24 23:21:08,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:08,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845741646] [2024-10-24 23:21:08,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:08,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:09,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 23:21:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:09,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 23:21:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:09,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-24 23:21:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:09,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 23:21:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:09,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:09,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845741646] [2024-10-24 23:21:09,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845741646] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:09,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650149022] [2024-10-24 23:21:09,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:09,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:09,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:09,889 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 23:21:09,890 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 23:21:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:10,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-24 23:21:10,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:10,547 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 23:21:10,570 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 23:21:10,591 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 23:21:11,382 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:11,382 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:11,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650149022] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:11,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:11,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [5] total 14 [2024-10-24 23:21:11,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904526212] [2024-10-24 23:21:11,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:11,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 23:21:11,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:11,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 23:21:11,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-10-24 23:21:11,384 INFO L87 Difference]: Start difference. First operand 2042 states and 2962 transitions. Second operand has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:13,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:13,914 INFO L93 Difference]: Finished difference Result 4045 states and 5864 transitions. [2024-10-24 23:21:13,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 23:21:13,915 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 184 [2024-10-24 23:21:13,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:13,923 INFO L225 Difference]: With dead ends: 4045 [2024-10-24 23:21:13,923 INFO L226 Difference]: Without dead ends: 2091 [2024-10-24 23:21:13,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=101, Invalid=361, Unknown=0, NotChecked=0, Total=462 [2024-10-24 23:21:13,926 INFO L432 NwaCegarLoop]: 1419 mSDtfsCounter, 732 mSDsluCounter, 8814 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 10233 SdHoareTripleChecker+Invalid, 1313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:13,927 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [737 Valid, 10233 Invalid, 1313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-24 23:21:13,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2024-10-24 23:21:13,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2068. [2024-10-24 23:21:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 2034 states have (on average 1.447394296951819) internal successors, (2944), 2044 states have internal predecessors, (2944), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:13,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2993 transitions. [2024-10-24 23:21:13,978 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2993 transitions. Word has length 184 [2024-10-24 23:21:13,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:13,979 INFO L471 AbstractCegarLoop]: Abstraction has 2068 states and 2993 transitions. [2024-10-24 23:21:13,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.454545454545455) internal successors, (170), 10 states have internal predecessors, (170), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2993 transitions. [2024-10-24 23:21:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-24 23:21:13,981 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:13,982 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:14,003 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 23:21:14,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-24 23:21:14,183 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:14,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:14,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1284155542, now seen corresponding path program 1 times [2024-10-24 23:21:14,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:14,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249949611] [2024-10-24 23:21:14,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:14,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 23:21:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 23:21:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-24 23:21:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 23:21:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:15,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:15,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249949611] [2024-10-24 23:21:15,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249949611] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:15,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1569314854] [2024-10-24 23:21:15,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:15,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:15,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:15,091 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 23:21:15,092 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 23:21:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:15,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-24 23:21:15,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:15,786 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:15,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1569314854] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:15,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:15,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-10-24 23:21:15,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97365757] [2024-10-24 23:21:15,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:15,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:15,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:15,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:15,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:21:15,788 INFO L87 Difference]: Start difference. First operand 2068 states and 2993 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:16,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:16,027 INFO L93 Difference]: Finished difference Result 4066 states and 5892 transitions. [2024-10-24 23:21:16,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:16,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 185 [2024-10-24 23:21:16,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:16,035 INFO L225 Difference]: With dead ends: 4066 [2024-10-24 23:21:16,036 INFO L226 Difference]: Without dead ends: 2112 [2024-10-24 23:21:16,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:21:16,040 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 17 mSDsluCounter, 2644 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 4060 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:16,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 4060 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 23:21:16,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2024-10-24 23:21:16,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2096. [2024-10-24 23:21:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2096 states, 2062 states have (on average 1.4442289039767215) internal successors, (2978), 2072 states have internal predecessors, (2978), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 2096 states and 3027 transitions. [2024-10-24 23:21:16,096 INFO L78 Accepts]: Start accepts. Automaton has 2096 states and 3027 transitions. Word has length 185 [2024-10-24 23:21:16,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:16,096 INFO L471 AbstractCegarLoop]: Abstraction has 2096 states and 3027 transitions. [2024-10-24 23:21:16,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3027 transitions. [2024-10-24 23:21:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-24 23:21:16,098 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:16,099 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:16,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-24 23:21:16,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:16,300 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:16,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:16,301 INFO L85 PathProgramCache]: Analyzing trace with hash 257084994, now seen corresponding path program 1 times [2024-10-24 23:21:16,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:16,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992550045] [2024-10-24 23:21:16,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:16,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:16,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 23:21:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:16,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 23:21:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:16,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-24 23:21:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:16,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 23:21:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:16,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:16,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992550045] [2024-10-24 23:21:16,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992550045] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:16,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:16,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 23:21:16,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667389242] [2024-10-24 23:21:16,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:16,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 23:21:16,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:16,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 23:21:16,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:21:16,885 INFO L87 Difference]: Start difference. First operand 2096 states and 3027 transitions. Second operand has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:17,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:17,810 INFO L93 Difference]: Finished difference Result 4088 states and 5926 transitions. [2024-10-24 23:21:17,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 23:21:17,810 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 186 [2024-10-24 23:21:17,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:17,825 INFO L225 Difference]: With dead ends: 4088 [2024-10-24 23:21:17,826 INFO L226 Difference]: Without dead ends: 2110 [2024-10-24 23:21:17,829 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-24 23:21:17,830 INFO L432 NwaCegarLoop]: 1390 mSDtfsCounter, 31 mSDsluCounter, 6271 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 7661 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:17,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 7661 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-24 23:21:17,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2110 states. [2024-10-24 23:21:17,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2110 to 2104. [2024-10-24 23:21:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2070 states have (on average 1.4434782608695653) internal successors, (2988), 2080 states have internal predecessors, (2988), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:17,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3037 transitions. [2024-10-24 23:21:17,881 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3037 transitions. Word has length 186 [2024-10-24 23:21:17,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:17,881 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 3037 transitions. [2024-10-24 23:21:17,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:17,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3037 transitions. [2024-10-24 23:21:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-24 23:21:17,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:17,885 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:17,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 23:21:17,885 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:17,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:17,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1044945329, now seen corresponding path program 1 times [2024-10-24 23:21:17,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:17,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316345041] [2024-10-24 23:21:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:18,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 23:21:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:18,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 23:21:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:18,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 23:21:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:18,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 23:21:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:18,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:18,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316345041] [2024-10-24 23:21:18,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316345041] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:18,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:18,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 23:21:18,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505854884] [2024-10-24 23:21:18,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:18,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 23:21:18,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:18,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 23:21:18,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-24 23:21:18,430 INFO L87 Difference]: Start difference. First operand 2104 states and 3037 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:19,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:19,510 INFO L93 Difference]: Finished difference Result 4103 states and 5946 transitions. [2024-10-24 23:21:19,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 23:21:19,510 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2024-10-24 23:21:19,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:19,520 INFO L225 Difference]: With dead ends: 4103 [2024-10-24 23:21:19,520 INFO L226 Difference]: Without dead ends: 2128 [2024-10-24 23:21:19,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-24 23:21:19,524 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 35 mSDsluCounter, 7520 mSDsCounter, 0 mSdLazyCounter, 1065 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 8900 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:19,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 8900 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1065 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-24 23:21:19,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2024-10-24 23:21:19,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2120. [2024-10-24 23:21:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 2086 states have (on average 1.4429530201342282) internal successors, (3010), 2096 states have internal predecessors, (3010), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 3059 transitions. [2024-10-24 23:21:19,584 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 3059 transitions. Word has length 187 [2024-10-24 23:21:19,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:19,585 INFO L471 AbstractCegarLoop]: Abstraction has 2120 states and 3059 transitions. [2024-10-24 23:21:19,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3059 transitions. [2024-10-24 23:21:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-10-24 23:21:19,587 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:19,587 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:19,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 23:21:19,588 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:19,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:19,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1914302157, now seen corresponding path program 1 times [2024-10-24 23:21:19,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:19,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544358600] [2024-10-24 23:21:19,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:19,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 23:21:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:20,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 23:21:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:20,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 23:21:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:20,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 23:21:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:20,345 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:20,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:20,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544358600] [2024-10-24 23:21:20,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544358600] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:20,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897296170] [2024-10-24 23:21:20,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:20,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:20,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:20,348 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:20,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 23:21:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:21,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-24 23:21:21,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:21,302 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:21,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897296170] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:21,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:21,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-24 23:21:21,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413277845] [2024-10-24 23:21:21,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:21,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 23:21:21,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:21,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 23:21:21,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-24 23:21:21,305 INFO L87 Difference]: Start difference. First operand 2120 states and 3059 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:21,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:21,998 INFO L93 Difference]: Finished difference Result 4117 states and 5953 transitions. [2024-10-24 23:21:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 23:21:21,999 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 187 [2024-10-24 23:21:21,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:22,008 INFO L225 Difference]: With dead ends: 4117 [2024-10-24 23:21:22,008 INFO L226 Difference]: Without dead ends: 2134 [2024-10-24 23:21:22,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-24 23:21:22,012 INFO L432 NwaCegarLoop]: 1411 mSDtfsCounter, 12 mSDsluCounter, 6409 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 7820 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:22,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 7820 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 23:21:22,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2024-10-24 23:21:22,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 2120. [2024-10-24 23:21:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2120 states, 2086 states have (on average 1.4429530201342282) internal successors, (3010), 2096 states have internal predecessors, (3010), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 2120 states and 3059 transitions. [2024-10-24 23:21:22,061 INFO L78 Accepts]: Start accepts. Automaton has 2120 states and 3059 transitions. Word has length 187 [2024-10-24 23:21:22,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:22,061 INFO L471 AbstractCegarLoop]: Abstraction has 2120 states and 3059 transitions. [2024-10-24 23:21:22,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 3059 transitions. [2024-10-24 23:21:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-24 23:21:22,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:22,064 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:22,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-24 23:21:22,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-24 23:21:22,265 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:22,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:22,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1417065226, now seen corresponding path program 1 times [2024-10-24 23:21:22,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:22,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269742113] [2024-10-24 23:21:22,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:22,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:22,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-24 23:21:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:22,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 23:21:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:22,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 23:21:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:22,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 23:21:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:22,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:22,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269742113] [2024-10-24 23:21:22,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269742113] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:22,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:22,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 23:21:22,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013388435] [2024-10-24 23:21:22,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:22,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 23:21:22,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:22,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 23:21:22,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-24 23:21:22,862 INFO L87 Difference]: Start difference. First operand 2120 states and 3059 transitions. Second operand has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:23,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:23,911 INFO L93 Difference]: Finished difference Result 4126 states and 5973 transitions. [2024-10-24 23:21:23,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 23:21:23,911 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-24 23:21:23,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:23,924 INFO L225 Difference]: With dead ends: 4126 [2024-10-24 23:21:23,924 INFO L226 Difference]: Without dead ends: 2148 [2024-10-24 23:21:23,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-24 23:21:23,929 INFO L432 NwaCegarLoop]: 1380 mSDtfsCounter, 43 mSDsluCounter, 8897 mSDsCounter, 0 mSdLazyCounter, 1158 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 10277 SdHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:23,929 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 10277 Invalid, 1169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1158 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-24 23:21:23,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2024-10-24 23:21:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2134. [2024-10-24 23:21:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2134 states, 2100 states have (on average 1.4419047619047618) internal successors, (3028), 2110 states have internal predecessors, (3028), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:23,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 2134 states and 3077 transitions. [2024-10-24 23:21:23,974 INFO L78 Accepts]: Start accepts. Automaton has 2134 states and 3077 transitions. Word has length 188 [2024-10-24 23:21:23,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:23,974 INFO L471 AbstractCegarLoop]: Abstraction has 2134 states and 3077 transitions. [2024-10-24 23:21:23,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.4) internal successors, (174), 9 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 3077 transitions. [2024-10-24 23:21:23,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-10-24 23:21:23,977 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:23,977 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:23,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 23:21:23,978 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:23,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:23,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1697644178, now seen corresponding path program 1 times [2024-10-24 23:21:23,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:23,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525507157] [2024-10-24 23:21:23,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:24,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-24 23:21:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:24,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-24 23:21:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:24,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 23:21:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:24,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 23:21:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:24,811 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:24,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:24,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525507157] [2024-10-24 23:21:24,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525507157] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:24,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312740906] [2024-10-24 23:21:24,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:24,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:24,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:24,814 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:24,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 23:21:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:25,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-24 23:21:25,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:25,664 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:25,664 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:25,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312740906] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:25,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:25,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-24 23:21:25,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733104300] [2024-10-24 23:21:25,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:25,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 23:21:25,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:25,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 23:21:25,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-10-24 23:21:25,666 INFO L87 Difference]: Start difference. First operand 2134 states and 3077 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:26,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:26,285 INFO L93 Difference]: Finished difference Result 4149 states and 5990 transitions. [2024-10-24 23:21:26,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 23:21:26,286 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 188 [2024-10-24 23:21:26,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:26,291 INFO L225 Difference]: With dead ends: 4149 [2024-10-24 23:21:26,292 INFO L226 Difference]: Without dead ends: 2164 [2024-10-24 23:21:26,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-10-24 23:21:26,294 INFO L432 NwaCegarLoop]: 1413 mSDtfsCounter, 41 mSDsluCounter, 6542 mSDsCounter, 0 mSdLazyCounter, 731 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 7955 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:26,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 7955 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 731 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 23:21:26,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2024-10-24 23:21:26,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2144. [2024-10-24 23:21:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2144 states, 2110 states have (on average 1.4407582938388626) internal successors, (3040), 2120 states have internal predecessors, (3040), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 2144 states and 3089 transitions. [2024-10-24 23:21:26,335 INFO L78 Accepts]: Start accepts. Automaton has 2144 states and 3089 transitions. Word has length 188 [2024-10-24 23:21:26,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:26,336 INFO L471 AbstractCegarLoop]: Abstraction has 2144 states and 3089 transitions. [2024-10-24 23:21:26,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 3089 transitions. [2024-10-24 23:21:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-24 23:21:26,338 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:26,338 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:26,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-24 23:21:26,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-24 23:21:26,540 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:26,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:26,540 INFO L85 PathProgramCache]: Analyzing trace with hash -558109373, now seen corresponding path program 1 times [2024-10-24 23:21:26,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:26,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213412449] [2024-10-24 23:21:26,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:27,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:21:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:27,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 23:21:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:27,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 23:21:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 23:21:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:27,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:27,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213412449] [2024-10-24 23:21:27,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213412449] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:27,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 23:21:27,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 23:21:27,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065666835] [2024-10-24 23:21:27,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:27,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 23:21:27,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:27,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 23:21:27,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-24 23:21:27,354 INFO L87 Difference]: Start difference. First operand 2144 states and 3089 transitions. Second operand has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:28,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:28,566 INFO L93 Difference]: Finished difference Result 4159 states and 6016 transitions. [2024-10-24 23:21:28,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 23:21:28,567 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-24 23:21:28,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:28,573 INFO L225 Difference]: With dead ends: 4159 [2024-10-24 23:21:28,573 INFO L226 Difference]: Without dead ends: 2164 [2024-10-24 23:21:28,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-24 23:21:28,576 INFO L432 NwaCegarLoop]: 1387 mSDtfsCounter, 46 mSDsluCounter, 10126 mSDsCounter, 0 mSdLazyCounter, 1470 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 11513 SdHoareTripleChecker+Invalid, 1481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:28,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 11513 Invalid, 1481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 1470 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-24 23:21:28,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2024-10-24 23:21:28,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2150. [2024-10-24 23:21:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2150 states, 2116 states have (on average 1.4395085066162572) internal successors, (3046), 2126 states have internal predecessors, (3046), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 2150 states and 3095 transitions. [2024-10-24 23:21:28,615 INFO L78 Accepts]: Start accepts. Automaton has 2150 states and 3095 transitions. Word has length 189 [2024-10-24 23:21:28,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:28,616 INFO L471 AbstractCegarLoop]: Abstraction has 2150 states and 3095 transitions. [2024-10-24 23:21:28,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.909090909090908) internal successors, (175), 10 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 3095 transitions. [2024-10-24 23:21:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-24 23:21:28,618 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:28,618 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:28,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-24 23:21:28,618 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:28,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:28,619 INFO L85 PathProgramCache]: Analyzing trace with hash -766011481, now seen corresponding path program 1 times [2024-10-24 23:21:28,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:28,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584741437] [2024-10-24 23:21:28,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:28,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:29,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:21:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:29,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 23:21:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:29,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 23:21:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:29,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 23:21:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:29,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:29,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584741437] [2024-10-24 23:21:29,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584741437] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:29,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282832714] [2024-10-24 23:21:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:29,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:29,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:29,462 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:29,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-24 23:21:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:30,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-24 23:21:30,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:30,276 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:30,276 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:30,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282832714] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:30,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:30,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 10 [2024-10-24 23:21:30,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345113566] [2024-10-24 23:21:30,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:30,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 23:21:30,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:30,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 23:21:30,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-10-24 23:21:30,278 INFO L87 Difference]: Start difference. First operand 2150 states and 3095 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:30,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:30,770 INFO L93 Difference]: Finished difference Result 4171 states and 6019 transitions. [2024-10-24 23:21:30,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 23:21:30,770 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-24 23:21:30,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:30,776 INFO L225 Difference]: With dead ends: 4171 [2024-10-24 23:21:30,776 INFO L226 Difference]: Without dead ends: 2178 [2024-10-24 23:21:30,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-24 23:21:30,780 INFO L432 NwaCegarLoop]: 1400 mSDtfsCounter, 40 mSDsluCounter, 6505 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 7905 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:30,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 7905 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 23:21:30,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2178 states. [2024-10-24 23:21:30,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2178 to 2154. [2024-10-24 23:21:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2154 states, 2120 states have (on average 1.4405660377358491) internal successors, (3054), 2130 states have internal predecessors, (3054), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:30,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 2154 states and 3103 transitions. [2024-10-24 23:21:30,816 INFO L78 Accepts]: Start accepts. Automaton has 2154 states and 3103 transitions. Word has length 189 [2024-10-24 23:21:30,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:30,816 INFO L471 AbstractCegarLoop]: Abstraction has 2154 states and 3103 transitions. [2024-10-24 23:21:30,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 3103 transitions. [2024-10-24 23:21:30,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-24 23:21:30,818 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:30,819 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:30,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-24 23:21:31,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:31,020 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:31,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:31,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1115106002, now seen corresponding path program 1 times [2024-10-24 23:21:31,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:31,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232062412] [2024-10-24 23:21:31,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:31,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:31,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:21:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:31,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 23:21:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:31,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 23:21:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:31,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 23:21:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:31,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:31,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232062412] [2024-10-24 23:21:31,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232062412] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:31,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364955161] [2024-10-24 23:21:31,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:31,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:31,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:31,751 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:31,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-24 23:21:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:32,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-24 23:21:32,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-24 23:21:32,695 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:32,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364955161] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:32,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:32,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2024-10-24 23:21:32,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992394018] [2024-10-24 23:21:32,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:32,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 23:21:32,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:32,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 23:21:32,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-24 23:21:32,697 INFO L87 Difference]: Start difference. First operand 2154 states and 3103 transitions. Second operand has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:33,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:33,041 INFO L93 Difference]: Finished difference Result 4172 states and 6026 transitions. [2024-10-24 23:21:33,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 23:21:33,042 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 189 [2024-10-24 23:21:33,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:33,047 INFO L225 Difference]: With dead ends: 4172 [2024-10-24 23:21:33,047 INFO L226 Difference]: Without dead ends: 2170 [2024-10-24 23:21:33,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-24 23:21:33,050 INFO L432 NwaCegarLoop]: 1416 mSDtfsCounter, 14 mSDsluCounter, 5264 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6680 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:33,050 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 6680 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 23:21:33,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2024-10-24 23:21:33,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2168. [2024-10-24 23:21:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2134 states have (on average 1.4395501405810684) internal successors, (3072), 2144 states have internal predecessors, (3072), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2024-10-24 23:21:33,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 3121 transitions. [2024-10-24 23:21:33,086 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 3121 transitions. Word has length 189 [2024-10-24 23:21:33,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:33,086 INFO L471 AbstractCegarLoop]: Abstraction has 2168 states and 3121 transitions. [2024-10-24 23:21:33,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.875) internal successors, (175), 8 states have internal predecessors, (175), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-24 23:21:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 3121 transitions. [2024-10-24 23:21:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-10-24 23:21:33,088 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:33,088 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:33,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-24 23:21:33,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:33,289 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:33,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:33,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1508601639, now seen corresponding path program 1 times [2024-10-24 23:21:33,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:33,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406401655] [2024-10-24 23:21:33,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:33,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:34,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:21:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:34,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 23:21:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:34,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 23:21:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-24 23:21:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-24 23:21:34,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:34,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406401655] [2024-10-24 23:21:34,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406401655] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:34,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781700144] [2024-10-24 23:21:34,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:34,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:34,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:34,342 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:34,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-24 23:21:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:35,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 23:21:35,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-24 23:21:35,322 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 23:21:35,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781700144] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 23:21:35,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 23:21:35,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2024-10-24 23:21:35,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061039808] [2024-10-24 23:21:35,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 23:21:35,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 23:21:35,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 23:21:35,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 23:21:35,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:21:35,325 INFO L87 Difference]: Start difference. First operand 2168 states and 3121 transitions. Second operand has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-24 23:21:35,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 23:21:35,383 INFO L93 Difference]: Finished difference Result 4137 states and 5979 transitions. [2024-10-24 23:21:35,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 23:21:35,384 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 189 [2024-10-24 23:21:35,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 23:21:35,398 INFO L225 Difference]: With dead ends: 4137 [2024-10-24 23:21:35,398 INFO L226 Difference]: Without dead ends: 2170 [2024-10-24 23:21:35,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 23:21:35,402 INFO L432 NwaCegarLoop]: 1422 mSDtfsCounter, 0 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4259 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 23:21:35,404 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4259 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 23:21:35,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2170 states. [2024-10-24 23:21:35,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2170 to 2170. [2024-10-24 23:21:35,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2170 states, 2135 states have (on average 1.4398126463700234) internal successors, (3074), 2146 states have internal predecessors, (3074), 25 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (28), 21 states have call predecessors, (28), 24 states have call successors, (28) [2024-10-24 23:21:35,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 2170 states and 3127 transitions. [2024-10-24 23:21:35,454 INFO L78 Accepts]: Start accepts. Automaton has 2170 states and 3127 transitions. Word has length 189 [2024-10-24 23:21:35,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 23:21:35,455 INFO L471 AbstractCegarLoop]: Abstraction has 2170 states and 3127 transitions. [2024-10-24 23:21:35,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 59.0) internal successors, (177), 4 states have internal predecessors, (177), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-24 23:21:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 3127 transitions. [2024-10-24 23:21:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-10-24 23:21:35,457 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 23:21:35,458 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 23:21:35,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-24 23:21:35,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-24 23:21:35,659 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_int_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_int_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-10-24 23:21:35,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 23:21:35,660 INFO L85 PathProgramCache]: Analyzing trace with hash 661410863, now seen corresponding path program 1 times [2024-10-24 23:21:35,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 23:21:35,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462109686] [2024-10-24 23:21:35,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:35,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 23:21:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 23:21:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:36,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 23:21:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:36,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 23:21:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:36,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 23:21:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-24 23:21:36,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 23:21:36,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462109686] [2024-10-24 23:21:36,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462109686] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 23:21:36,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993772102] [2024-10-24 23:21:36,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 23:21:36,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 23:21:36,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 23:21:36,535 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 23:21:36,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-24 23:21:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 23:21:37,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 1149 conjuncts, 153 conjuncts are in the unsatisfiable core [2024-10-24 23:21:37,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 23:21:37,623 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 23:21:37,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-24 23:21:37,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 23:21:37,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-10-24 23:21:37,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 20 [2024-10-24 23:21:38,011 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-24 23:21:38,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 23 [2024-10-24 23:21:38,028 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-24 23:21:38,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 23 [2024-10-24 23:21:38,051 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-10-24 23:21:38,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 33 [2024-10-24 23:21:38,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-24 23:21:38,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-10-24 23:21:38,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-10-24 23:21:38,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-10-24 23:21:38,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-10-24 23:21:38,301 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-10-24 23:21:38,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 73 [2024-10-24 23:21:38,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13 [2024-10-24 23:21:38,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 18