./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.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 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 07:31:12,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 07:31:12,415 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 07:31:12,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 07:31:12,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 07:31:12,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 07:31:12,441 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 07:31:12,441 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 07:31:12,441 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 07:31:12,442 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 07:31:12,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 07:31:12,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 07:31:12,443 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 07:31:12,443 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 07:31:12,444 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 07:31:12,444 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 07:31:12,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 07:31:12,444 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 07:31:12,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 07:31:12,445 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 07:31:12,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 07:31:12,448 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 07:31:12,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 07:31:12,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 07:31:12,448 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 07:31:12,450 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 07:31:12,450 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 07:31:12,450 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 07:31:12,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 07:31:12,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 07:31:12,451 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 07:31:12,451 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 07:31:12,451 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 07:31:12,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 07:31:12,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:31:12,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 07:31:12,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 07:31:12,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 07:31:12,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 07:31:12,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 07:31:12,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 07:31:12,454 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 07:31:12,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 07:31:12,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 07:31:12,454 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e63083161b3199c06a87ea66924e1f63d6865962e6a830baf344139b270d928 [2024-11-17 07:31:12,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 07:31:12,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 07:31:12,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 07:31:12,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 07:31:12,686 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 07:31:12,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2024-11-17 07:31:13,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 07:31:14,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 07:31:14,116 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test8-1.i [2024-11-17 07:31:14,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39f980104/f675bc0a882e4eefbb57114db1f7c358/FLAG0cb8c815c [2024-11-17 07:31:14,439 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39f980104/f675bc0a882e4eefbb57114db1f7c358 [2024-11-17 07:31:14,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 07:31:14,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 07:31:14,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 07:31:14,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 07:31:14,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 07:31:14,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:14,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2771b10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14, skipping insertion in model container [2024-11-17 07:31:14,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:14,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 07:31:14,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:31:14,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 07:31:14,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:31:14,981 INFO L204 MainTranslator]: Completed translation [2024-11-17 07:31:14,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14 WrapperNode [2024-11-17 07:31:14,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 07:31:14,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 07:31:14,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 07:31:14,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 07:31:14,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,059 INFO L138 Inliner]: procedures = 177, calls = 291, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1395 [2024-11-17 07:31:15,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 07:31:15,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 07:31:15,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 07:31:15,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 07:31:15,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,080 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,146 INFO L175 MemorySlicer]: Split 256 memory accesses to 3 slices as follows [2, 34, 220]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 54 writes are split as follows [0, 4, 50]. [2024-11-17 07:31:15,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,183 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 07:31:15,207 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 07:31:15,208 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 07:31:15,208 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 07:31:15,209 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (1/1) ... [2024-11-17 07:31:15,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:31:15,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:15,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 07:31:15,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 07:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-17 07:31:15,274 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-17 07:31:15,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 07:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 07:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 07:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 07:31:15,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 07:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 07:31:15,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 07:31:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 07:31:15,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-17 07:31:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-17 07:31:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-17 07:31:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-17 07:31:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-17 07:31:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-17 07:31:15,277 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2024-11-17 07:31:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2024-11-17 07:31:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 07:31:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 07:31:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 07:31:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 07:31:15,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-17 07:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 07:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 07:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 07:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 07:31:15,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 07:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 07:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 07:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 07:31:15,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 07:31:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 07:31:15,466 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 07:31:15,468 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 07:31:16,437 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2024-11-17 07:31:16,529 INFO L? ?]: Removed 339 outVars from TransFormulas that were not future-live. [2024-11-17 07:31:16,529 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 07:31:16,582 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 07:31:16,586 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-17 07:31:16,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:31:16 BoogieIcfgContainer [2024-11-17 07:31:16,586 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 07:31:16,588 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 07:31:16,588 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 07:31:16,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 07:31:16,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 07:31:14" (1/3) ... [2024-11-17 07:31:16,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c3db56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:31:16, skipping insertion in model container [2024-11-17 07:31:16,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:31:14" (2/3) ... [2024-11-17 07:31:16,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c3db56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:31:16, skipping insertion in model container [2024-11-17 07:31:16,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:31:16" (3/3) ... [2024-11-17 07:31:16,613 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test8-1.i [2024-11-17 07:31:16,624 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 07:31:16,625 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-17 07:31:16,680 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 07:31:16,685 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;@389a182a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 07:31:16,685 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-17 07:31:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand has 460 states, 425 states have (on average 1.6211764705882352) internal successors, (689), 450 states have internal predecessors, (689), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-17 07:31:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:31:16,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:16,696 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:16,696 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:16,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:16,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1855358910, now seen corresponding path program 1 times [2024-11-17 07:31:16,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:16,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176279860] [2024-11-17 07:31:16,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:16,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:31:16,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:16,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176279860] [2024-11-17 07:31:16,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176279860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:16,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:16,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 07:31:16,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230205139] [2024-11-17 07:31:16,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:16,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 07:31:16,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:16,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 07:31:16,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:31:16,871 INFO L87 Difference]: Start difference. First operand has 460 states, 425 states have (on average 1.6211764705882352) internal successors, (689), 450 states have internal predecessors, (689), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:16,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:16,983 INFO L93 Difference]: Finished difference Result 916 states and 1480 transitions. [2024-11-17 07:31:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 07:31:16,989 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:31:16,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:17,004 INFO L225 Difference]: With dead ends: 916 [2024-11-17 07:31:17,004 INFO L226 Difference]: Without dead ends: 451 [2024-11-17 07:31:17,008 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 [2024-11-17 07:31:17,010 INFO L432 NwaCegarLoop]: 620 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:17,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 620 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:31:17,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-11-17 07:31:17,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 451. [2024-11-17 07:31:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 420 states have (on average 1.4619047619047618) internal successors, (614), 442 states have internal predecessors, (614), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:31:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 654 transitions. [2024-11-17 07:31:17,056 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 654 transitions. Word has length 7 [2024-11-17 07:31:17,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:17,057 INFO L471 AbstractCegarLoop]: Abstraction has 451 states and 654 transitions. [2024-11-17 07:31:17,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 654 transitions. [2024-11-17 07:31:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:31:17,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:17,057 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:17,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 07:31:17,058 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:17,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:17,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1855357949, now seen corresponding path program 1 times [2024-11-17 07:31:17,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:17,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554862200] [2024-11-17 07:31:17,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-17 07:31:17,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1242713796] [2024-11-17 07:31:17,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:17,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:17,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:17,084 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:31:17,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 07:31:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:17,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:31:17,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:31:17,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:31:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:31:17,274 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:31:17,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:17,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554862200] [2024-11-17 07:31:17,275 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-17 07:31:17,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1242713796] [2024-11-17 07:31:17,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1242713796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:17,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:17,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:31:17,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141514173] [2024-11-17 07:31:17,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:17,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:31:17,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:17,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:31:17,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:31:17,279 INFO L87 Difference]: Start difference. First operand 451 states and 654 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:17,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:17,515 INFO L93 Difference]: Finished difference Result 853 states and 1231 transitions. [2024-11-17 07:31:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:31:17,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-17 07:31:17,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:17,520 INFO L225 Difference]: With dead ends: 853 [2024-11-17 07:31:17,521 INFO L226 Difference]: Without dead ends: 851 [2024-11-17 07:31:17,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:31:17,523 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 561 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:17,524 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 1758 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:31:17,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2024-11-17 07:31:17,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 457. [2024-11-17 07:31:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 426 states have (on average 1.4577464788732395) internal successors, (621), 448 states have internal predecessors, (621), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:31:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 661 transitions. [2024-11-17 07:31:17,558 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 661 transitions. Word has length 7 [2024-11-17 07:31:17,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:17,558 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 661 transitions. [2024-11-17 07:31:17,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 661 transitions. [2024-11-17 07:31:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-17 07:31:17,563 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:17,563 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] [2024-11-17 07:31:17,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-17 07:31:17,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:17,766 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:17,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:17,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1932379449, now seen corresponding path program 1 times [2024-11-17 07:31:17,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:17,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110500291] [2024-11-17 07:31:17,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:17,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:31:18,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:18,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110500291] [2024-11-17 07:31:18,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110500291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:18,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:18,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:31:18,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160716852] [2024-11-17 07:31:18,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:18,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:31:18,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:18,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:31:18,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:31:18,136 INFO L87 Difference]: Start difference. First operand 457 states and 661 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:18,353 INFO L93 Difference]: Finished difference Result 1086 states and 1578 transitions. [2024-11-17 07:31:18,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:31:18,354 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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 73 [2024-11-17 07:31:18,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:18,357 INFO L225 Difference]: With dead ends: 1086 [2024-11-17 07:31:18,357 INFO L226 Difference]: Without dead ends: 850 [2024-11-17 07:31:18,360 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 [2024-11-17 07:31:18,360 INFO L432 NwaCegarLoop]: 591 mSDtfsCounter, 561 mSDsluCounter, 1174 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:18,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 1765 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:31:18,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2024-11-17 07:31:18,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 457. [2024-11-17 07:31:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 426 states have (on average 1.4553990610328638) internal successors, (620), 448 states have internal predecessors, (620), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:31:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 660 transitions. [2024-11-17 07:31:18,374 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 660 transitions. Word has length 73 [2024-11-17 07:31:18,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:18,375 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 660 transitions. [2024-11-17 07:31:18,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 660 transitions. [2024-11-17 07:31:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-17 07:31:18,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:18,379 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] [2024-11-17 07:31:18,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 07:31:18,379 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:18,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:18,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1018445138, now seen corresponding path program 1 times [2024-11-17 07:31:18,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:18,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378537594] [2024-11-17 07:31:18,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:18,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:31:18,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:18,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378537594] [2024-11-17 07:31:18,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378537594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:18,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:18,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:31:18,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011415764] [2024-11-17 07:31:18,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:18,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:31:18,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:18,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:31:18,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:31:18,555 INFO L87 Difference]: Start difference. First operand 457 states and 660 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:18,698 INFO L93 Difference]: Finished difference Result 909 states and 1315 transitions. [2024-11-17 07:31:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:31:18,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 85 [2024-11-17 07:31:18,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:18,700 INFO L225 Difference]: With dead ends: 909 [2024-11-17 07:31:18,700 INFO L226 Difference]: Without dead ends: 460 [2024-11-17 07:31:18,701 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 [2024-11-17 07:31:18,701 INFO L432 NwaCegarLoop]: 584 mSDtfsCounter, 106 mSDsluCounter, 1083 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:18,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 1667 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:31:18,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-17 07:31:18,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 457. [2024-11-17 07:31:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 426 states have (on average 1.4389671361502347) internal successors, (613), 448 states have internal predecessors, (613), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:31:18,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 653 transitions. [2024-11-17 07:31:18,710 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 653 transitions. Word has length 85 [2024-11-17 07:31:18,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:18,710 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 653 transitions. [2024-11-17 07:31:18,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 653 transitions. [2024-11-17 07:31:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-17 07:31:18,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:18,712 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] [2024-11-17 07:31:18,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 07:31:18,713 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:18,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:18,713 INFO L85 PathProgramCache]: Analyzing trace with hash 566392939, now seen corresponding path program 1 times [2024-11-17 07:31:18,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:18,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421075912] [2024-11-17 07:31:18,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:18,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:31:18,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:18,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421075912] [2024-11-17 07:31:18,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421075912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:18,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:18,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:31:18,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735886250] [2024-11-17 07:31:18,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:18,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:31:18,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:18,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:31:18,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:31:18,811 INFO L87 Difference]: Start difference. First operand 457 states and 653 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:18,957 INFO L93 Difference]: Finished difference Result 1204 states and 1734 transitions. [2024-11-17 07:31:18,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:31:18,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 85 [2024-11-17 07:31:18,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:18,960 INFO L225 Difference]: With dead ends: 1204 [2024-11-17 07:31:18,960 INFO L226 Difference]: Without dead ends: 755 [2024-11-17 07:31:18,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:31:18,963 INFO L432 NwaCegarLoop]: 773 mSDtfsCounter, 375 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:18,964 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 1355 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:31:18,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2024-11-17 07:31:18,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 752. [2024-11-17 07:31:18,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 720 states have (on average 1.45) internal successors, (1044), 742 states have internal predecessors, (1044), 21 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-17 07:31:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1086 transitions. [2024-11-17 07:31:18,981 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1086 transitions. Word has length 85 [2024-11-17 07:31:18,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:18,983 INFO L471 AbstractCegarLoop]: Abstraction has 752 states and 1086 transitions. [2024-11-17 07:31:18,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:31:18,983 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1086 transitions. [2024-11-17 07:31:18,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-17 07:31:18,986 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:18,986 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:18,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 07:31:18,986 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:18,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:18,987 INFO L85 PathProgramCache]: Analyzing trace with hash -23425151, now seen corresponding path program 1 times [2024-11-17 07:31:18,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:18,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890405488] [2024-11-17 07:31:18,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:18,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:31:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:31:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:31:19,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:19,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890405488] [2024-11-17 07:31:19,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890405488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:19,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:19,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:31:19,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989116635] [2024-11-17 07:31:19,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:19,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:31:19,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:19,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:31:19,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:31:19,152 INFO L87 Difference]: Start difference. First operand 752 states and 1086 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:31:19,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:19,493 INFO L93 Difference]: Finished difference Result 1439 states and 2086 transitions. [2024-11-17 07:31:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:31:19,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 100 [2024-11-17 07:31:19,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:19,497 INFO L225 Difference]: With dead ends: 1439 [2024-11-17 07:31:19,497 INFO L226 Difference]: Without dead ends: 767 [2024-11-17 07:31:19,498 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 [2024-11-17 07:31:19,498 INFO L432 NwaCegarLoop]: 527 mSDtfsCounter, 61 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 1481 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:19,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 1481 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 07:31:19,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2024-11-17 07:31:19,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 764. [2024-11-17 07:31:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 732 states have (on average 1.4426229508196722) internal successors, (1056), 754 states have internal predecessors, (1056), 21 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-17 07:31:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1098 transitions. [2024-11-17 07:31:19,513 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1098 transitions. Word has length 100 [2024-11-17 07:31:19,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:19,513 INFO L471 AbstractCegarLoop]: Abstraction has 764 states and 1098 transitions. [2024-11-17 07:31:19,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:31:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1098 transitions. [2024-11-17 07:31:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-17 07:31:19,517 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:19,517 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:19,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 07:31:19,518 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:19,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:19,518 INFO L85 PathProgramCache]: Analyzing trace with hash 222887936, now seen corresponding path program 1 times [2024-11-17 07:31:19,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:19,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745459993] [2024-11-17 07:31:19,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:19,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:31:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:31:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:31:19,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:19,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745459993] [2024-11-17 07:31:19,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745459993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:19,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:19,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:31:19,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097543746] [2024-11-17 07:31:19,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:19,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:31:19,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:19,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:31:19,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:31:19,724 INFO L87 Difference]: Start difference. First operand 764 states and 1098 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:31:20,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:20,186 INFO L93 Difference]: Finished difference Result 873 states and 1262 transitions. [2024-11-17 07:31:20,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:31:20,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 100 [2024-11-17 07:31:20,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:20,191 INFO L225 Difference]: With dead ends: 873 [2024-11-17 07:31:20,192 INFO L226 Difference]: Without dead ends: 871 [2024-11-17 07:31:20,192 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:31:20,193 INFO L432 NwaCegarLoop]: 533 mSDtfsCounter, 325 mSDsluCounter, 1514 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 341 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:20,193 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [341 Valid, 2047 Invalid, 522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:31:20,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-17 07:31:20,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 835. [2024-11-17 07:31:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 835 states, 798 states have (on average 1.4285714285714286) internal successors, (1140), 820 states have internal predecessors, (1140), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:31:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1190 transitions. [2024-11-17 07:31:20,211 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1190 transitions. Word has length 100 [2024-11-17 07:31:20,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:20,212 INFO L471 AbstractCegarLoop]: Abstraction has 835 states and 1190 transitions. [2024-11-17 07:31:20,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:31:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1190 transitions. [2024-11-17 07:31:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-17 07:31:20,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:20,214 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:20,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 07:31:20,214 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:20,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:20,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1971193009, now seen corresponding path program 1 times [2024-11-17 07:31:20,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:20,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310340742] [2024-11-17 07:31:20,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:20,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:20,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:31:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:20,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:31:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:20,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 07:31:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:20,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:31:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:31:20,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:20,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310340742] [2024-11-17 07:31:20,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310340742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:20,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:20,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 07:31:20,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926363706] [2024-11-17 07:31:20,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:20,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 07:31:20,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:20,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 07:31:20,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:31:20,517 INFO L87 Difference]: Start difference. First operand 835 states and 1190 transitions. Second operand has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:31:21,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:21,065 INFO L93 Difference]: Finished difference Result 1075 states and 1535 transitions. [2024-11-17 07:31:21,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:31:21,066 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 113 [2024-11-17 07:31:21,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:21,069 INFO L225 Difference]: With dead ends: 1075 [2024-11-17 07:31:21,070 INFO L226 Difference]: Without dead ends: 1073 [2024-11-17 07:31:21,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:31:21,073 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 540 mSDsluCounter, 1926 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 2434 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:21,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [558 Valid, 2434 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:31:21,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2024-11-17 07:31:21,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 838. [2024-11-17 07:31:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 801 states have (on average 1.4269662921348314) internal successors, (1143), 822 states have internal predecessors, (1143), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 11 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:31:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1193 transitions. [2024-11-17 07:31:21,092 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1193 transitions. Word has length 113 [2024-11-17 07:31:21,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:21,092 INFO L471 AbstractCegarLoop]: Abstraction has 838 states and 1193 transitions. [2024-11-17 07:31:21,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:31:21,093 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1193 transitions. [2024-11-17 07:31:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-17 07:31:21,094 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:21,094 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:21,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 07:31:21,094 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:21,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:21,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1125197516, now seen corresponding path program 1 times [2024-11-17 07:31:21,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:21,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585378869] [2024-11-17 07:31:21,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:21,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:31:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:31:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 07:31:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:31:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:31:21,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:21,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585378869] [2024-11-17 07:31:21,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585378869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:31:21,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896233078] [2024-11-17 07:31:21,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:21,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:21,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:21,467 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:31:21,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 07:31:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:21,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-17 07:31:21,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:31:21,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:31:21,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-17 07:31:21,772 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 23 treesize of output 22 [2024-11-17 07:31:22,174 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-17 07:31:22,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 41 [2024-11-17 07:31:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:31:22,352 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:31:22,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896233078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:22,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:31:22,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2024-11-17 07:31:22,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672952355] [2024-11-17 07:31:22,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:22,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:31:22,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:22,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:31:22,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-17 07:31:22,354 INFO L87 Difference]: Start difference. First operand 838 states and 1193 transitions. Second operand has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:24,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:31:28,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-17 07:31:28,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:28,987 INFO L93 Difference]: Finished difference Result 1851 states and 2633 transitions. [2024-11-17 07:31:28,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 07:31:28,988 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 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 120 [2024-11-17 07:31:28,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:28,991 INFO L225 Difference]: With dead ends: 1851 [2024-11-17 07:31:28,991 INFO L226 Difference]: Without dead ends: 1109 [2024-11-17 07:31:28,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 116 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2024-11-17 07:31:28,994 INFO L432 NwaCegarLoop]: 572 mSDtfsCounter, 839 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:28,994 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 3081 Invalid, 935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 925 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2024-11-17 07:31:28,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2024-11-17 07:31:29,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 871. [2024-11-17 07:31:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 871 states, 834 states have (on average 1.4160671462829737) internal successors, (1181), 855 states have internal predecessors, (1181), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 11 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:31:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1231 transitions. [2024-11-17 07:31:29,012 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1231 transitions. Word has length 120 [2024-11-17 07:31:29,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:29,013 INFO L471 AbstractCegarLoop]: Abstraction has 871 states and 1231 transitions. [2024-11-17 07:31:29,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:31:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1231 transitions. [2024-11-17 07:31:29,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-17 07:31:29,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:29,015 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:29,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-17 07:31:29,218 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,SelfDestructingSolverStorable8 [2024-11-17 07:31:29,219 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:29,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:29,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1814111990, now seen corresponding path program 1 times [2024-11-17 07:31:29,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:29,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438647102] [2024-11-17 07:31:29,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:29,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:31:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:29,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:31:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:29,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 07:31:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:29,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:31:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:31:29,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:29,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438647102] [2024-11-17 07:31:29,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438647102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:31:29,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:31:29,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 07:31:29,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162970505] [2024-11-17 07:31:29,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:31:29,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 07:31:29,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:31:29,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 07:31:29,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:31:29,353 INFO L87 Difference]: Start difference. First operand 871 states and 1231 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:31:29,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:31:29,762 INFO L93 Difference]: Finished difference Result 1571 states and 2229 transitions. [2024-11-17 07:31:29,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 07:31:29,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 120 [2024-11-17 07:31:29,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:31:29,764 INFO L225 Difference]: With dead ends: 1571 [2024-11-17 07:31:29,765 INFO L226 Difference]: Without dead ends: 736 [2024-11-17 07:31:29,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:31:29,766 INFO L432 NwaCegarLoop]: 443 mSDtfsCounter, 83 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 07:31:29,767 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 2101 Invalid, 624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 07:31:29,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2024-11-17 07:31:29,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 730. [2024-11-17 07:31:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 693 states have (on average 1.3997113997113997) internal successors, (970), 714 states have internal predecessors, (970), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 11 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:31:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1020 transitions. [2024-11-17 07:31:29,783 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 1020 transitions. Word has length 120 [2024-11-17 07:31:29,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:31:29,784 INFO L471 AbstractCegarLoop]: Abstraction has 730 states and 1020 transitions. [2024-11-17 07:31:29,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:31:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1020 transitions. [2024-11-17 07:31:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-17 07:31:29,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:31:29,785 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:31:29,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-17 07:31:29,785 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:31:29,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:31:29,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1823120898, now seen corresponding path program 1 times [2024-11-17 07:31:29,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:31:29,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974908626] [2024-11-17 07:31:29,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:29,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:31:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:31:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:31:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-17 07:31:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:31:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,092 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:31:30,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:31:30,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974908626] [2024-11-17 07:31:30,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974908626] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:31:30,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076899760] [2024-11-17 07:31:30,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:31:30,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:31:30,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:31:30,094 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:31:30,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 07:31:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:31:30,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-17 07:31:30,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:31:56,620 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-17 07:32:08,632 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-17 07:32:24,755 WARN L286 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-17 07:32:36,769 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-17 07:32:54,060 WARN L286 SmtUtils]: Spent 12.01s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)