./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c7c6ca5d 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_OAT_test8-2.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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 14:45:16,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 14:45:16,238 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-09 14:45:16,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 14:45:16,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 14:45:16,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 14:45:16,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 14:45:16,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 14:45:16,273 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 14:45:16,276 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 14:45:16,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 14:45:16,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 14:45:16,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 14:45:16,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 14:45:16,278 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 14:45:16,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 14:45:16,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 14:45:16,279 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 14:45:16,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 14:45:16,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 14:45:16,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 14:45:16,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 14:45:16,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 14:45:16,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 14:45:16,282 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 14:45:16,283 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 14:45:16,283 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 14:45:16,283 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 14:45:16,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 14:45:16,284 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 14:45:16,284 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 14:45:16,284 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 14:45:16,284 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 14:45:16,284 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 14:45:16,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:45:16,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 14:45:16,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 14:45:16,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 14:45:16,287 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 14:45:16,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 14:45:16,288 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 14:45:16,288 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 14:45:16,288 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 14:45:16,288 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 14:45:16,289 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2024-11-09 14:45:16,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 14:45:16,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 14:45:16,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 14:45:16,570 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 14:45:16,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 14:45:16,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2024-11-09 14:45:18,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 14:45:18,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 14:45:18,289 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2024-11-09 14:45:18,313 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2a13292/01d57f0ae3a343c3818f25618676525a/FLAG035e65ef2 [2024-11-09 14:45:18,327 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e2a13292/01d57f0ae3a343c3818f25618676525a [2024-11-09 14:45:18,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 14:45:18,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 14:45:18,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 14:45:18,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 14:45:18,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 14:45:18,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:45:18" (1/1) ... [2024-11-09 14:45:18,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b601dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:18, skipping insertion in model container [2024-11-09 14:45:18,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:45:18" (1/1) ... [2024-11-09 14:45:18,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 14:45:18,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:45:18,889 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 14:45:19,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 14:45:19,064 INFO L204 MainTranslator]: Completed translation [2024-11-09 14:45:19,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19 WrapperNode [2024-11-09 14:45:19,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 14:45:19,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 14:45:19,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 14:45:19,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 14:45:19,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,181 INFO L138 Inliner]: procedures = 177, calls = 342, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1595 [2024-11-09 14:45:19,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 14:45:19,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 14:45:19,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 14:45:19,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 14:45:19,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,211 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,322 INFO L175 MemorySlicer]: Split 304 memory accesses to 3 slices as follows [2, 268, 34]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 62 writes are split as follows [0, 58, 4]. [2024-11-09 14:45:19,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 14:45:19,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 14:45:19,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 14:45:19,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 14:45:19,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (1/1) ... [2024-11-09 14:45:19,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 14:45:19,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:19,473 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) [2024-11-09 14:45:19,478 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 [2024-11-09 14:45:19,524 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-09 14:45:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-09 14:45:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 14:45:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 14:45:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 14:45:19,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 14:45:19,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 14:45:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 14:45:19,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 14:45:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 14:45:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-09 14:45:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-09 14:45:19,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-09 14:45:19,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-09 14:45:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-09 14:45:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2024-11-09 14:45:19,528 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 14:45:19,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 14:45:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 14:45:19,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 14:45:19,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 14:45:19,751 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 14:45:21,258 INFO L? ?]: Removed 366 outVars from TransFormulas that were not future-live. [2024-11-09 14:45:21,259 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 14:45:21,313 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 14:45:21,314 INFO L316 CfgBuilder]: Removed 71 assume(true) statements. [2024-11-09 14:45:21,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:45:21 BoogieIcfgContainer [2024-11-09 14:45:21,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 14:45:21,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 14:45:21,316 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 14:45:21,319 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 14:45:21,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 02:45:18" (1/3) ... [2024-11-09 14:45:21,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1228dee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:45:21, skipping insertion in model container [2024-11-09 14:45:21,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:45:19" (2/3) ... [2024-11-09 14:45:21,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1228dee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:45:21, skipping insertion in model container [2024-11-09 14:45:21,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:45:21" (3/3) ... [2024-11-09 14:45:21,322 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test8-2.i [2024-11-09 14:45:21,337 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 14:45:21,337 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-09 14:45:21,416 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 14:45:21,422 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;@6794b35b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 14:45:21,422 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-09 14:45:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 488 states, 453 states have (on average 1.6313465783664458) internal successors, (739), 478 states have internal predecessors, (739), 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) [2024-11-09 14:45:21,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 14:45:21,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:21,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 14:45:21,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:21,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:21,444 INFO L85 PathProgramCache]: Analyzing trace with hash -148890198, now seen corresponding path program 1 times [2024-11-09 14:45:21,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:21,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037654880] [2024-11-09 14:45:21,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 14:45:21,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1300983414] [2024-11-09 14:45:21,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:21,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:21,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:21,602 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) [2024-11-09 14:45:21,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 14:45:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:21,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 14:45:21,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:21,847 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 [2024-11-09 14:45:21,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:45:21,885 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:21,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:21,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037654880] [2024-11-09 14:45:21,886 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 14:45:21,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300983414] [2024-11-09 14:45:21,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300983414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:21,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:21,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:45:21,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819107461] [2024-11-09 14:45:21,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:21,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:45:21,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:21,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:45:21,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:45:21,918 INFO L87 Difference]: Start difference. First operand has 488 states, 453 states have (on average 1.6313465783664458) internal successors, (739), 478 states have internal predecessors, (739), 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 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) [2024-11-09 14:45:22,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:22,179 INFO L93 Difference]: Finished difference Result 1403 states and 2281 transitions. [2024-11-09 14:45:22,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:45:22,182 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 [2024-11-09 14:45:22,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:22,204 INFO L225 Difference]: With dead ends: 1403 [2024-11-09 14:45:22,204 INFO L226 Difference]: Without dead ends: 838 [2024-11-09 14:45:22,213 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 [2024-11-09 14:45:22,218 INFO L432 NwaCegarLoop]: 679 mSDtfsCounter, 604 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 2027 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:22,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 2027 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:45:22,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2024-11-09 14:45:22,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 450. [2024-11-09 14:45:22,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 419 states have (on average 1.4653937947494033) internal successors, (614), 441 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) [2024-11-09 14:45:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 654 transitions. [2024-11-09 14:45:22,312 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 654 transitions. Word has length 7 [2024-11-09 14:45:22,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:22,312 INFO L471 AbstractCegarLoop]: Abstraction has 450 states and 654 transitions. [2024-11-09 14:45:22,313 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) [2024-11-09 14:45:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 654 transitions. [2024-11-09 14:45:22,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 14:45:22,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:22,319 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] [2024-11-09 14:45:22,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 14:45:22,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 14:45:22,524 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:22,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:22,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1563712929, now seen corresponding path program 1 times [2024-11-09 14:45:22,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:22,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778558904] [2024-11-09 14:45:22,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:22,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:45:23,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:23,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778558904] [2024-11-09 14:45:23,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778558904] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:23,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:23,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:45:23,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043469810] [2024-11-09 14:45:23,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:23,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:45:23,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:23,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:45:23,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:45:23,057 INFO L87 Difference]: Start difference. First operand 450 states and 654 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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) [2024-11-09 14:45:23,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:23,189 INFO L93 Difference]: Finished difference Result 1069 states and 1561 transitions. [2024-11-09 14:45:23,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:45:23,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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 72 [2024-11-09 14:45:23,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:23,196 INFO L225 Difference]: With dead ends: 1069 [2024-11-09 14:45:23,196 INFO L226 Difference]: Without dead ends: 837 [2024-11-09 14:45:23,197 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 [2024-11-09 14:45:23,199 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 555 mSDsluCounter, 1244 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:23,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 1870 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:45:23,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2024-11-09 14:45:23,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 450. [2024-11-09 14:45:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 419 states have (on average 1.4630071599045347) internal successors, (613), 441 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) [2024-11-09 14:45:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 653 transitions. [2024-11-09 14:45:23,229 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 653 transitions. Word has length 72 [2024-11-09 14:45:23,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:23,229 INFO L471 AbstractCegarLoop]: Abstraction has 450 states and 653 transitions. [2024-11-09 14:45:23,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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) [2024-11-09 14:45:23,230 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 653 transitions. [2024-11-09 14:45:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 14:45:23,235 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:23,235 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] [2024-11-09 14:45:23,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 14:45:23,237 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:23,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:23,237 INFO L85 PathProgramCache]: Analyzing trace with hash 325787668, now seen corresponding path program 1 times [2024-11-09 14:45:23,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:23,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541278524] [2024-11-09 14:45:23,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:23,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:45:23,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:23,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541278524] [2024-11-09 14:45:23,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541278524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:23,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:23,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:45:23,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736794309] [2024-11-09 14:45:23,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:23,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:45:23,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:23,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:45:23,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 14:45:23,435 INFO L87 Difference]: Start difference. First operand 450 states and 653 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2024-11-09 14:45:23,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:23,527 INFO L93 Difference]: Finished difference Result 895 states and 1301 transitions. [2024-11-09 14:45:23,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:45:23,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 83 [2024-11-09 14:45:23,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:23,530 INFO L225 Difference]: With dead ends: 895 [2024-11-09 14:45:23,530 INFO L226 Difference]: Without dead ends: 453 [2024-11-09 14:45:23,531 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 [2024-11-09 14:45:23,534 INFO L432 NwaCegarLoop]: 619 mSDtfsCounter, 105 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:23,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 1764 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:45:23,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2024-11-09 14:45:23,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 450. [2024-11-09 14:45:23,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 419 states have (on average 1.4463007159904535) internal successors, (606), 441 states have internal predecessors, (606), 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) [2024-11-09 14:45:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 646 transitions. [2024-11-09 14:45:23,548 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 646 transitions. Word has length 83 [2024-11-09 14:45:23,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:23,548 INFO L471 AbstractCegarLoop]: Abstraction has 450 states and 646 transitions. [2024-11-09 14:45:23,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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) [2024-11-09 14:45:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 646 transitions. [2024-11-09 14:45:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 14:45:23,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:23,550 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] [2024-11-09 14:45:23,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 14:45:23,551 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:23,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:23,551 INFO L85 PathProgramCache]: Analyzing trace with hash 153650696, now seen corresponding path program 1 times [2024-11-09 14:45:23,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:23,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399786308] [2024-11-09 14:45:23,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:23,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 14:45:23,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:23,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399786308] [2024-11-09 14:45:23,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399786308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:23,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:23,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 14:45:23,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495269715] [2024-11-09 14:45:23,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:23,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 14:45:23,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:23,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 14:45:23,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 14:45:23,711 INFO L87 Difference]: Start difference. First operand 450 states and 646 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2024-11-09 14:45:23,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:23,802 INFO L93 Difference]: Finished difference Result 1186 states and 1716 transitions. [2024-11-09 14:45:23,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 14:45:23,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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 83 [2024-11-09 14:45:23,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:23,807 INFO L225 Difference]: With dead ends: 1186 [2024-11-09 14:45:23,807 INFO L226 Difference]: Without dead ends: 744 [2024-11-09 14:45:23,808 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 [2024-11-09 14:45:23,809 INFO L432 NwaCegarLoop]: 825 mSDtfsCounter, 373 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 1442 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:23,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 1442 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 14:45:23,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2024-11-09 14:45:23,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 741. [2024-11-09 14:45:23,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 709 states have (on average 1.456981664315938) internal successors, (1033), 731 states have internal predecessors, (1033), 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) [2024-11-09 14:45:23,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1075 transitions. [2024-11-09 14:45:23,827 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1075 transitions. Word has length 83 [2024-11-09 14:45:23,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:23,828 INFO L471 AbstractCegarLoop]: Abstraction has 741 states and 1075 transitions. [2024-11-09 14:45:23,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2024-11-09 14:45:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1075 transitions. [2024-11-09 14:45:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-09 14:45:23,830 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:23,830 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] [2024-11-09 14:45:23,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 14:45:23,830 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:23,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:23,831 INFO L85 PathProgramCache]: Analyzing trace with hash -959379129, now seen corresponding path program 1 times [2024-11-09 14:45:23,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:23,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429493693] [2024-11-09 14:45:23,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:23,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:24,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 14:45:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:24,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 14:45:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:24,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:24,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:24,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429493693] [2024-11-09 14:45:24,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429493693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:24,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:24,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 14:45:24,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012909003] [2024-11-09 14:45:24,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:24,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 14:45:24,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:24,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 14:45:24,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 14:45:24,197 INFO L87 Difference]: Start difference. First operand 741 states and 1075 transitions. Second operand has 5 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 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) [2024-11-09 14:45:24,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:24,755 INFO L93 Difference]: Finished difference Result 848 states and 1237 transitions. [2024-11-09 14:45:24,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:45:24,755 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 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 98 [2024-11-09 14:45:24,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:24,760 INFO L225 Difference]: With dead ends: 848 [2024-11-09 14:45:24,760 INFO L226 Difference]: Without dead ends: 846 [2024-11-09 14:45:24,761 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 [2024-11-09 14:45:24,761 INFO L432 NwaCegarLoop]: 569 mSDtfsCounter, 320 mSDsluCounter, 1622 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 2191 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:24,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [336 Valid, 2191 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 301 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 14:45:24,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2024-11-09 14:45:24,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 811. [2024-11-09 14:45:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 774 states have (on average 1.441860465116279) internal successors, (1116), 796 states have internal predecessors, (1116), 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) [2024-11-09 14:45:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1166 transitions. [2024-11-09 14:45:24,789 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1166 transitions. Word has length 98 [2024-11-09 14:45:24,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:24,791 INFO L471 AbstractCegarLoop]: Abstraction has 811 states and 1166 transitions. [2024-11-09 14:45:24,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 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) [2024-11-09 14:45:24,791 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1166 transitions. [2024-11-09 14:45:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-09 14:45:24,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:24,794 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] [2024-11-09 14:45:24,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 14:45:24,795 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:24,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:24,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1717850937, now seen corresponding path program 1 times [2024-11-09 14:45:24,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:24,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723212510] [2024-11-09 14:45:24,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:24,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 14:45:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:25,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 14:45:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:25,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 14:45:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:25,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:25,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:25,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723212510] [2024-11-09 14:45:25,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723212510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:25,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:25,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 14:45:25,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558230171] [2024-11-09 14:45:25,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:25,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 14:45:25,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:25,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 14:45:25,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 14:45:25,218 INFO L87 Difference]: Start difference. First operand 811 states and 1166 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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) [2024-11-09 14:45:25,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:25,794 INFO L93 Difference]: Finished difference Result 1047 states and 1507 transitions. [2024-11-09 14:45:25,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:45:25,795 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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 111 [2024-11-09 14:45:25,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:25,800 INFO L225 Difference]: With dead ends: 1047 [2024-11-09 14:45:25,800 INFO L226 Difference]: Without dead ends: 1045 [2024-11-09 14:45:25,800 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 [2024-11-09 14:45:25,801 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 532 mSDsluCounter, 2073 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 2618 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:25,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [550 Valid, 2618 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 14:45:25,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2024-11-09 14:45:25,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 815. [2024-11-09 14:45:25,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 778 states have (on average 1.4395886889460154) internal successors, (1120), 799 states have internal predecessors, (1120), 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) [2024-11-09 14:45:25,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1170 transitions. [2024-11-09 14:45:25,827 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1170 transitions. Word has length 111 [2024-11-09 14:45:25,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:25,827 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1170 transitions. [2024-11-09 14:45:25,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 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) [2024-11-09 14:45:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1170 transitions. [2024-11-09 14:45:25,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-09 14:45:25,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:25,829 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] [2024-11-09 14:45:25,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 14:45:25,830 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:25,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:25,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1484759326, now seen corresponding path program 1 times [2024-11-09 14:45:25,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:25,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541634817] [2024-11-09 14:45:25,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:25,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-09 14:45:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-09 14:45:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-09 14:45:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,403 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 14:45:26,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:26,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541634817] [2024-11-09 14:45:26,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541634817] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:26,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081680999] [2024-11-09 14:45:26,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:26,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:26,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:26,406 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) [2024-11-09 14:45:26,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 14:45:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:26,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 14:45:26,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:26,776 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 [2024-11-09 14:45:26,803 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 [2024-11-09 14:45:26,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-11-09 14:45:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:27,644 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:27,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081680999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:27,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:45:27,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2024-11-09 14:45:27,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616157871] [2024-11-09 14:45:27,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:27,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 14:45:27,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:27,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 14:45:27,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-09 14:45:27,646 INFO L87 Difference]: Start difference. First operand 815 states and 1170 transitions. Second operand has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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) [2024-11-09 14:45:29,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:29,066 INFO L93 Difference]: Finished difference Result 1815 states and 2603 transitions. [2024-11-09 14:45:29,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 14:45:29,067 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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 117 [2024-11-09 14:45:29,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:29,072 INFO L225 Difference]: With dead ends: 1815 [2024-11-09 14:45:29,072 INFO L226 Difference]: Without dead ends: 1088 [2024-11-09 14:45:29,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-09 14:45:29,075 INFO L432 NwaCegarLoop]: 618 mSDtfsCounter, 826 mSDsluCounter, 2604 mSDsCounter, 0 mSdLazyCounter, 733 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 3222 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:29,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 3222 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 733 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 14:45:29,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-09 14:45:29,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 841. [2024-11-09 14:45:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 841 states, 804 states have (on average 1.431592039800995) internal successors, (1151), 825 states have internal predecessors, (1151), 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) [2024-11-09 14:45:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1201 transitions. [2024-11-09 14:45:29,111 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1201 transitions. Word has length 117 [2024-11-09 14:45:29,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:29,111 INFO L471 AbstractCegarLoop]: Abstraction has 841 states and 1201 transitions. [2024-11-09 14:45:29,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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) [2024-11-09 14:45:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1201 transitions. [2024-11-09 14:45:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-09 14:45:29,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:29,118 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] [2024-11-09 14:45:29,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-09 14:45:29,322 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,SelfDestructingSolverStorable6 [2024-11-09 14:45:29,323 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:29,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:29,323 INFO L85 PathProgramCache]: Analyzing trace with hash 400899271, now seen corresponding path program 1 times [2024-11-09 14:45:29,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:29,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640602869] [2024-11-09 14:45:29,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:29,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 14:45:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:29,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 14:45:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:29,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-09 14:45:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:29,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 14:45:29,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:29,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640602869] [2024-11-09 14:45:29,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640602869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:29,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793900751] [2024-11-09 14:45:29,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:29,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:29,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:29,732 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) [2024-11-09 14:45:29,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 14:45:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:30,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-09 14:45:30,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:30,137 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 [2024-11-09 14:45:30,155 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 [2024-11-09 14:45:30,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2024-11-09 14:45:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:30,994 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:30,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793900751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:30,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:45:30,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2024-11-09 14:45:30,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919949224] [2024-11-09 14:45:30,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:30,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 14:45:30,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:30,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 14:45:30,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2024-11-09 14:45:30,996 INFO L87 Difference]: Start difference. First operand 841 states and 1201 transitions. Second operand has 12 states, 12 states have (on average 8.916666666666666) internal successors, (107), 12 states have internal predecessors, (107), 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) [2024-11-09 14:45:33,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 14:45:33,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:33,656 INFO L93 Difference]: Finished difference Result 1863 states and 2667 transitions. [2024-11-09 14:45:33,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 14:45:33,656 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.916666666666666) internal successors, (107), 12 states have internal predecessors, (107), 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 118 [2024-11-09 14:45:33,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:33,661 INFO L225 Difference]: With dead ends: 1863 [2024-11-09 14:45:33,661 INFO L226 Difference]: Without dead ends: 1141 [2024-11-09 14:45:33,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=132, Invalid=468, Unknown=0, NotChecked=0, Total=600 [2024-11-09 14:45:33,664 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 888 mSDsluCounter, 2776 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 3390 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:33,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [892 Valid, 3390 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 755 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2024-11-09 14:45:33,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2024-11-09 14:45:33,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 877. [2024-11-09 14:45:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 877 states, 840 states have (on average 1.425) internal successors, (1197), 861 states have internal predecessors, (1197), 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) [2024-11-09 14:45:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1247 transitions. [2024-11-09 14:45:33,693 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1247 transitions. Word has length 118 [2024-11-09 14:45:33,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:33,694 INFO L471 AbstractCegarLoop]: Abstraction has 877 states and 1247 transitions. [2024-11-09 14:45:33,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.916666666666666) internal successors, (107), 12 states have internal predecessors, (107), 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) [2024-11-09 14:45:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1247 transitions. [2024-11-09 14:45:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-09 14:45:33,696 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:33,696 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] [2024-11-09 14:45:33,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-09 14:45:33,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:33,901 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:33,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:33,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1794896914, now seen corresponding path program 1 times [2024-11-09 14:45:33,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:33,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459179061] [2024-11-09 14:45:33,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:33,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:34,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:45:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:34,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:45:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:34,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 14:45:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:34,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:34,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:34,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459179061] [2024-11-09 14:45:34,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459179061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:34,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:34,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 14:45:34,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886955683] [2024-11-09 14:45:34,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:34,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 14:45:34,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:34,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 14:45:34,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-09 14:45:34,290 INFO L87 Difference]: Start difference. First operand 877 states and 1247 transitions. Second operand has 9 states, 9 states have (on average 12.0) internal successors, (108), 7 states have internal predecessors, (108), 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) [2024-11-09 14:45:35,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:35,489 INFO L93 Difference]: Finished difference Result 1665 states and 2382 transitions. [2024-11-09 14:45:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 14:45:35,490 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 7 states have internal predecessors, (108), 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 119 [2024-11-09 14:45:35,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:35,498 INFO L225 Difference]: With dead ends: 1665 [2024-11-09 14:45:35,500 INFO L226 Difference]: Without dead ends: 917 [2024-11-09 14:45:35,502 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 14:45:35,502 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 86 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 3630 SdHoareTripleChecker+Invalid, 1415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:35,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 3630 Invalid, 1415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 14:45:35,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2024-11-09 14:45:35,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 905. [2024-11-09 14:45:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 868 states have (on average 1.4262672811059909) internal successors, (1238), 889 states have internal predecessors, (1238), 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) [2024-11-09 14:45:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1288 transitions. [2024-11-09 14:45:35,537 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1288 transitions. Word has length 119 [2024-11-09 14:45:35,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:35,537 INFO L471 AbstractCegarLoop]: Abstraction has 905 states and 1288 transitions. [2024-11-09 14:45:35,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.0) internal successors, (108), 7 states have internal predecessors, (108), 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) [2024-11-09 14:45:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1288 transitions. [2024-11-09 14:45:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-09 14:45:35,540 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:35,541 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] [2024-11-09 14:45:35,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 14:45:35,541 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:35,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:35,541 INFO L85 PathProgramCache]: Analyzing trace with hash 377145735, now seen corresponding path program 1 times [2024-11-09 14:45:35,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:35,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823911106] [2024-11-09 14:45:35,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:35,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:35,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 14:45:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:35,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-09 14:45:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:35,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-09 14:45:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:35,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:35,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:35,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823911106] [2024-11-09 14:45:35,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823911106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:35,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:35,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 14:45:35,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897980002] [2024-11-09 14:45:35,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:35,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 14:45:35,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:35,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 14:45:35,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 14:45:35,943 INFO L87 Difference]: Start difference. First operand 905 states and 1288 transitions. Second operand has 8 states, 8 states have (on average 13.5) internal successors, (108), 6 states have internal predecessors, (108), 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) [2024-11-09 14:45:36,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:36,813 INFO L93 Difference]: Finished difference Result 1691 states and 2419 transitions. [2024-11-09 14:45:36,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 14:45:36,814 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 6 states have internal predecessors, (108), 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 119 [2024-11-09 14:45:36,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:36,818 INFO L225 Difference]: With dead ends: 1691 [2024-11-09 14:45:36,818 INFO L226 Difference]: Without dead ends: 917 [2024-11-09 14:45:36,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 14:45:36,820 INFO L432 NwaCegarLoop]: 557 mSDtfsCounter, 81 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 2857 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:36,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 2857 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 14:45:36,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2024-11-09 14:45:36,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 911. [2024-11-09 14:45:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 911 states, 874 states have (on average 1.4233409610983982) internal successors, (1244), 895 states have internal predecessors, (1244), 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) [2024-11-09 14:45:36,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1294 transitions. [2024-11-09 14:45:36,849 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1294 transitions. Word has length 119 [2024-11-09 14:45:36,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:36,849 INFO L471 AbstractCegarLoop]: Abstraction has 911 states and 1294 transitions. [2024-11-09 14:45:36,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 6 states have internal predecessors, (108), 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) [2024-11-09 14:45:36,850 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1294 transitions. [2024-11-09 14:45:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-09 14:45:36,851 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:36,851 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] [2024-11-09 14:45:36,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 14:45:36,852 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:36,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:36,852 INFO L85 PathProgramCache]: Analyzing trace with hash -931119853, now seen corresponding path program 1 times [2024-11-09 14:45:36,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:36,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304195840] [2024-11-09 14:45:36,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:36,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:45:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:45:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 14:45:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,202 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 14:45:37,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:37,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304195840] [2024-11-09 14:45:37,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304195840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:37,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051707994] [2024-11-09 14:45:37,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:37,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:37,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:37,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:45:37,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 14:45:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:37,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 14:45:37,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 14:45:37,731 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:37,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051707994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:37,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:45:37,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-11-09 14:45:37,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140222808] [2024-11-09 14:45:37,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:37,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:45:37,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:37,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:45:37,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-09 14:45:37,733 INFO L87 Difference]: Start difference. First operand 911 states and 1294 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 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) [2024-11-09 14:45:38,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:38,220 INFO L93 Difference]: Finished difference Result 1715 states and 2446 transitions. [2024-11-09 14:45:38,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 14:45:38,221 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 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 [2024-11-09 14:45:38,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:38,225 INFO L225 Difference]: With dead ends: 1715 [2024-11-09 14:45:38,225 INFO L226 Difference]: Without dead ends: 931 [2024-11-09 14:45:38,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 14:45:38,227 INFO L432 NwaCegarLoop]: 622 mSDtfsCounter, 43 mSDsluCounter, 2578 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 3200 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:38,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 3200 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 14:45:38,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2024-11-09 14:45:38,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 907. [2024-11-09 14:45:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 907 states, 870 states have (on average 1.42183908045977) internal successors, (1237), 891 states have internal predecessors, (1237), 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) [2024-11-09 14:45:38,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1287 transitions. [2024-11-09 14:45:38,259 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1287 transitions. Word has length 120 [2024-11-09 14:45:38,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:38,259 INFO L471 AbstractCegarLoop]: Abstraction has 907 states and 1287 transitions. [2024-11-09 14:45:38,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 7 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) [2024-11-09 14:45:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1287 transitions. [2024-11-09 14:45:38,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-09 14:45:38,261 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:38,261 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] [2024-11-09 14:45:38,280 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 14:45:38,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:38,462 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:38,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:38,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1945970998, now seen corresponding path program 1 times [2024-11-09 14:45:38,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:38,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804157822] [2024-11-09 14:45:38,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:38,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:38,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:45:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:38,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-09 14:45:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:38,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-09 14:45:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:38,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:38,801 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 14:45:38,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:38,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804157822] [2024-11-09 14:45:38,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804157822] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:38,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105167666] [2024-11-09 14:45:38,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:38,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:38,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:38,804 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:45:38,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 14:45:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:39,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 14:45:39,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 14:45:39,547 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:39,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1105167666] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:39,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:45:39,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-09 14:45:39,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385763423] [2024-11-09 14:45:39,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:39,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 14:45:39,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:39,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 14:45:39,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:45:39,549 INFO L87 Difference]: Start difference. First operand 907 states and 1287 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 14:45:39,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:39,588 INFO L93 Difference]: Finished difference Result 1636 states and 2330 transitions. [2024-11-09 14:45:39,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 14:45:39,589 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 120 [2024-11-09 14:45:39,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:39,592 INFO L225 Difference]: With dead ends: 1636 [2024-11-09 14:45:39,593 INFO L226 Difference]: Without dead ends: 913 [2024-11-09 14:45:39,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 14:45:39,594 INFO L432 NwaCegarLoop]: 637 mSDtfsCounter, 0 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:39,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1907 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 14:45:39,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2024-11-09 14:45:39,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 913. [2024-11-09 14:45:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 874 states have (on average 1.4221967963386728) internal successors, (1243), 897 states have internal predecessors, (1243), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 11 states have call predecessors, (27), 25 states have call successors, (27) [2024-11-09 14:45:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1295 transitions. [2024-11-09 14:45:39,619 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1295 transitions. Word has length 120 [2024-11-09 14:45:39,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:39,619 INFO L471 AbstractCegarLoop]: Abstraction has 913 states and 1295 transitions. [2024-11-09 14:45:39,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 14:45:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1295 transitions. [2024-11-09 14:45:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-09 14:45:39,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:39,621 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-11-09 14:45:39,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 14:45:39,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-09 14:45:39,822 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:39,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:39,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1953870476, now seen corresponding path program 1 times [2024-11-09 14:45:39,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:39,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789258806] [2024-11-09 14:45:39,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:39,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-09 14:45:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-09 14:45:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-09 14:45:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 14:45:40,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:40,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789258806] [2024-11-09 14:45:40,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789258806] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:40,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415561008] [2024-11-09 14:45:40,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:40,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:40,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:40,252 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:45:40,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-09 14:45:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:40,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 14:45:40,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 14:45:50,017 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 14:45:50,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415561008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:50,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 14:45:50,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2024-11-09 14:45:50,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299762111] [2024-11-09 14:45:50,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:50,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 14:45:50,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:50,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 14:45:50,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:45:50,020 INFO L87 Difference]: Start difference. First operand 913 states and 1295 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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) [2024-11-09 14:45:52,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:52,747 INFO L93 Difference]: Finished difference Result 1692 states and 2409 transitions. [2024-11-09 14:45:52,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 14:45:52,748 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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 122 [2024-11-09 14:45:52,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:52,752 INFO L225 Difference]: With dead ends: 1692 [2024-11-09 14:45:52,752 INFO L226 Difference]: Without dead ends: 923 [2024-11-09 14:45:52,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:45:52,755 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 12 mSDsluCounter, 2479 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:52,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 3105 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-09 14:45:52,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2024-11-09 14:45:52,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 913. [2024-11-09 14:45:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 874 states have (on average 1.4221967963386728) internal successors, (1243), 897 states have internal predecessors, (1243), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 11 states have call predecessors, (27), 25 states have call successors, (27) [2024-11-09 14:45:52,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1295 transitions. [2024-11-09 14:45:52,786 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1295 transitions. Word has length 122 [2024-11-09 14:45:52,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:52,789 INFO L471 AbstractCegarLoop]: Abstraction has 913 states and 1295 transitions. [2024-11-09 14:45:52,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 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) [2024-11-09 14:45:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1295 transitions. [2024-11-09 14:45:52,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 14:45:52,791 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:52,791 INFO L215 NwaCegarLoop]: trace histogram [2, 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, 1] [2024-11-09 14:45:52,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-09 14:45:52,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:52,996 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:52,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:52,997 INFO L85 PathProgramCache]: Analyzing trace with hash -101502468, now seen corresponding path program 1 times [2024-11-09 14:45:52,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:52,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875819027] [2024-11-09 14:45:52,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:52,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:53,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 14:45:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:53,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 14:45:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:53,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 14:45:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:53,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:53,561 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 14:45:53,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:53,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875819027] [2024-11-09 14:45:53,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875819027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 14:45:53,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 14:45:53,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 14:45:53,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301279039] [2024-11-09 14:45:53,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 14:45:53,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 14:45:53,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 14:45:53,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 14:45:53,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-09 14:45:53,563 INFO L87 Difference]: Start difference. First operand 913 states and 1295 transitions. Second operand has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 10 states have internal predecessors, (112), 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) [2024-11-09 14:45:54,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 14:45:54,917 INFO L93 Difference]: Finished difference Result 1714 states and 2438 transitions. [2024-11-09 14:45:54,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 14:45:54,918 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 10 states have internal predecessors, (112), 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 124 [2024-11-09 14:45:54,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 14:45:54,922 INFO L225 Difference]: With dead ends: 1714 [2024-11-09 14:45:54,922 INFO L226 Difference]: Without dead ends: 945 [2024-11-09 14:45:54,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-09 14:45:54,925 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 95 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 4967 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-09 14:45:54,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 4967 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-09 14:45:54,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2024-11-09 14:45:54,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 933. [2024-11-09 14:45:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 894 states have (on average 1.4172259507829978) internal successors, (1267), 917 states have internal predecessors, (1267), 25 states have call successors, (25), 5 states have call predecessors, (25), 6 states have return successors, (27), 11 states have call predecessors, (27), 25 states have call successors, (27) [2024-11-09 14:45:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1319 transitions. [2024-11-09 14:45:54,955 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1319 transitions. Word has length 124 [2024-11-09 14:45:54,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 14:45:54,955 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1319 transitions. [2024-11-09 14:45:54,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 10 states have internal predecessors, (112), 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) [2024-11-09 14:45:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1319 transitions. [2024-11-09 14:45:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 14:45:54,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 14:45:54,957 INFO L215 NwaCegarLoop]: trace histogram [2, 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, 1] [2024-11-09 14:45:54,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 14:45:54,957 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-09 14:45:54,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 14:45:54,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1744094104, now seen corresponding path program 1 times [2024-11-09 14:45:54,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 14:45:54,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282831215] [2024-11-09 14:45:54,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:54,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 14:45:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 14:45:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-09 14:45:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-09 14:45:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 14:45:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 14:45:55,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 14:45:55,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282831215] [2024-11-09 14:45:55,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282831215] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 14:45:55,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [180513673] [2024-11-09 14:45:55,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 14:45:55,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 14:45:55,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 14:45:55,428 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 14:45:55,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 14:45:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 14:45:55,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 105 conjuncts are in the unsatisfiable core [2024-11-09 14:45:55,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 14:45:55,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-09 14:45:56,012 INFO L349 Elim1Store]: treesize reduction 30, result has 34.8 percent of original size [2024-11-09 14:45:56,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 33 [2024-11-09 14:45:56,022 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 13 treesize of output 9 [2024-11-09 14:45:56,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-11-09 14:45:56,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-11-09 14:45:56,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2024-11-09 14:45:56,226 INFO L349 Elim1Store]: treesize reduction 21, result has 19.2 percent of original size [2024-11-09 14:45:56,226 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 57 [2024-11-09 14:45:56,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 13