/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-04 04:20:42,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 04:20:42,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 04:20:42,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-04 04:20:42,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-04 04:20:42,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-04 04:20:42,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-04 04:20:42,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-04 04:20:42,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-04 04:20:42,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-04 04:20:42,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-04 04:20:42,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-04 04:20:42,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 04:20:42,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 04:20:42,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 04:20:42,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 04:20:42,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 04:20:42,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 04:20:42,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 04:20:42,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 04:20:42,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 04:20:42,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 04:20:42,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 04:20:42,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 04:20:42,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-04 04:20:42,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-04 04:20:42,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-04 04:20:42,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-04 04:20:42,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-04 04:20:42,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-04 04:20:42,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-04 04:20:42,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-04 04:20:42,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-04 04:20:42,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-04 04:20:42,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-04 04:20:42,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-04 04:20:42,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-04 04:20:42,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 04:20:42,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 04:20:42,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 04:20:42,290 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 04:20:42,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 04:20:42,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 04:20:42,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 04:20:42,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 04:20:42,292 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 04:20:42,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 04:20:42,292 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 04:20:42,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 04:20:42,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 04:20:42,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 04:20:42,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 04:20:42,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 04:20:42,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 04:20:42,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 04:20:42,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 04:20:42,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 04:20:42,297 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 04:20:42,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 04:20:42,297 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-04 04:20:42,298 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-04 04:20:42,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 04:20:42,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 04:20:42,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 04:20:42,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 04:20:42,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-04 04:20:42,556 INFO L275 PluginConnector]: CDTParser initialized [2022-03-04 04:20:42,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2022-03-04 04:20:42,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfeb6144/681e62dcb1794a37bd6d90a1a2607b5f/FLAG8d10bb0fb [2022-03-04 04:20:43,027 INFO L306 CDTParser]: Found 1 translation units. [2022-03-04 04:20:43,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2022-03-04 04:20:43,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfeb6144/681e62dcb1794a37bd6d90a1a2607b5f/FLAG8d10bb0fb [2022-03-04 04:20:43,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfeb6144/681e62dcb1794a37bd6d90a1a2607b5f [2022-03-04 04:20:43,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 04:20:43,053 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-04 04:20:43,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-04 04:20:43,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-04 04:20:43,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-04 04:20:43,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684a5171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43, skipping insertion in model container [2022-03-04 04:20:43,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-04 04:20:43,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-04 04:20:43,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-03-04 04:20:43,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 04:20:43,308 INFO L203 MainTranslator]: Completed pre-run [2022-03-04 04:20:43,330 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c[2815,2828] [2022-03-04 04:20:43,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 04:20:43,347 INFO L208 MainTranslator]: Completed translation [2022-03-04 04:20:43,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43 WrapperNode [2022-03-04 04:20:43,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-04 04:20:43,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 04:20:43,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 04:20:43,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 04:20:43,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,389 INFO L137 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 232 [2022-03-04 04:20:43,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 04:20:43,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 04:20:43,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 04:20:43,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 04:20:43,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 04:20:43,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 04:20:43,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 04:20:43,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 04:20:43,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (1/1) ... [2022-03-04 04:20:43,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 04:20:43,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:20:43,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-04 04:20:43,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-04 04:20:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-04 04:20:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-04 04:20:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-04 04:20:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-04 04:20:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-04 04:20:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-04 04:20:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-04 04:20:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-04 04:20:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-04 04:20:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-04 04:20:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-04 04:20:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-04 04:20:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-04 04:20:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-04 04:20:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 04:20:43,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 04:20:43,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-04 04:20:43,504 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 04:20:43,639 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 04:20:43,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 04:20:43,996 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 04:20:44,080 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 04:20:44,080 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-03-04 04:20:44,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 04:20:44 BoogieIcfgContainer [2022-03-04 04:20:44,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 04:20:44,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 04:20:44,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 04:20:44,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 04:20:44,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 04:20:43" (1/3) ... [2022-03-04 04:20:44,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d15266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:20:44, skipping insertion in model container [2022-03-04 04:20:44,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:20:43" (2/3) ... [2022-03-04 04:20:44,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d15266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 04:20:44, skipping insertion in model container [2022-03-04 04:20:44,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 04:20:44" (3/3) ... [2022-03-04 04:20:44,090 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-three-array-min.wvr.c [2022-03-04 04:20:44,095 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 04:20:44,096 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 04:20:44,096 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-04 04:20:44,096 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-04 04:20:44,153 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,153 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,154 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,156 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,156 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,157 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,158 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,161 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,161 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,166 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,166 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,199 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,199 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,199 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,199 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,200 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,201 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,201 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,201 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,201 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,202 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,202 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,202 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,202 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,204 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,205 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,220 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,221 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 04:20:44,229 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-04 04:20:44,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-04 04:20:44,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:20:44,276 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-04 04:20:44,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-04 04:20:44,296 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-04 04:20:44,302 INFO L339 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-04 04:20:44,302 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-04 04:20:44,401 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 300 transitions and produced 301 states. [2022-03-04 04:20:44,404 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:20:44,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:20:44,409 INFO L85 PathProgramCache]: Analyzing trace with hash -624872224, now seen corresponding path program 1 times [2022-03-04 04:20:44,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:20:44,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142796864] [2022-03-04 04:20:44,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:44,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:20:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-04 04:20:44,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:20:44,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142796864] [2022-03-04 04:20:44,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142796864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-04 04:20:44,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-04 04:20:44,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-04 04:20:44,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980249080] [2022-03-04 04:20:44,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:20:44,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-04 04:20:44,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:20:44,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-04 04:20:44,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-04 04:20:44,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:44,770 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:20:44,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 114.5) internal successors, (229), 2 states have internal predecessors, (229), 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) [2022-03-04 04:20:44,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:44,833 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 300 transitions and produced 301 states. [2022-03-04 04:20:44,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:44,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-04 04:20:44,835 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:20:44,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:20:44,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1719040673, now seen corresponding path program 1 times [2022-03-04 04:20:44,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:20:44,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982791477] [2022-03-04 04:20:44,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:44,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:20:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:45,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-04 04:20:45,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:20:45,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982791477] [2022-03-04 04:20:45,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982791477] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-04 04:20:45,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-04 04:20:45,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-04 04:20:45,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894739919] [2022-03-04 04:20:45,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:20:45,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-04 04:20:45,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:20:45,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-04 04:20:45,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2022-03-04 04:20:45,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,235 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:20:45,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2022-03-04 04:20:45,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,427 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 327 transitions and produced 328 states. [2022-03-04 04:20:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:45,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-04 04:20:45,429 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:20:45,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:20:45,430 INFO L85 PathProgramCache]: Analyzing trace with hash -626253114, now seen corresponding path program 1 times [2022-03-04 04:20:45,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:20:45,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238533338] [2022-03-04 04:20:45,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:45,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:20:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:45,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-04 04:20:45,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:20:45,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238533338] [2022-03-04 04:20:45,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238533338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-04 04:20:45,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-04 04:20:45,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-03-04 04:20:45,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550890373] [2022-03-04 04:20:45,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:20:45,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-04 04:20:45,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:20:45,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-04 04:20:45,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=379, Unknown=0, NotChecked=0, Total=420 [2022-03-04 04:20:45,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,997 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:20:45,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 11.333333333333334) internal successors, (238), 21 states have internal predecessors, (238), 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) [2022-03-04 04:20:45,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:45,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:47,107 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 411 transitions and produced 400 states. [2022-03-04 04:20:47,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:47,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:47,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-04 04:20:47,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-04 04:20:47,108 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:20:47,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:20:47,109 INFO L85 PathProgramCache]: Analyzing trace with hash 957341605, now seen corresponding path program 1 times [2022-03-04 04:20:47,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:20:47,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187711849] [2022-03-04 04:20:47,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:47,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:20:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:47,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:47,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:20:47,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187711849] [2022-03-04 04:20:47,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187711849] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:20:47,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738713919] [2022-03-04 04:20:47,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:47,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:20:47,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:20:47,302 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) [2022-03-04 04:20:47,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-04 04:20:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:47,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-04 04:20:47,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:20:48,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:48,004 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:20:48,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:48,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738713919] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:20:48,586 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:20:48,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2022-03-04 04:20:48,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403429785] [2022-03-04 04:20:48,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:20:48,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-04 04:20:48,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:20:48,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-04 04:20:48,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2022-03-04 04:20:48,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:48,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:20:48,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.052631578947368) internal successors, (286), 19 states have internal predecessors, (286), 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) [2022-03-04 04:20:48,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:48,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:48,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-03-04 04:20:48,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:49,210 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6271 transitions and produced 2959 states. [2022-03-04 04:20:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:20:49,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-04 04:20:49,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-04 04:20:49,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-03-04 04:20:49,437 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:20:49,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:20:49,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1536127072, now seen corresponding path program 1 times [2022-03-04 04:20:49,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:20:49,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916917047] [2022-03-04 04:20:49,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:49,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:20:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:49,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:49,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:20:49,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916917047] [2022-03-04 04:20:49,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916917047] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:20:49,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120350861] [2022-03-04 04:20:49,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:20:49,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:20:49,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:20:49,600 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) [2022-03-04 04:20:49,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-04 04:20:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:20:49,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-04 04:20:49,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:20:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:50,181 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:20:50,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-04 04:20:50,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120350861] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:20:50,675 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:20:50,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2022-03-04 04:20:50,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398695577] [2022-03-04 04:20:50,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:20:50,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-03-04 04:20:50,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:20:50,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-03-04 04:20:50,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2022-03-04 04:20:50,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:50,677 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:20:50,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.526315789473685) internal successors, (295), 19 states have internal predecessors, (295), 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) [2022-03-04 04:20:50,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:20:50,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:20:50,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:20:50,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-03-04 04:20:50,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:00,605 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 586919 transitions and produced 210871 states. [2022-03-04 04:21:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:00,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-04 04:21:00,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:00,815 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:21:00,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:21:00,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1453606922, now seen corresponding path program 2 times [2022-03-04 04:21:00,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:21:00,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35752165] [2022-03-04 04:21:00,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:00,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:21:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:00,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:21:00,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35752165] [2022-03-04 04:21:00,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35752165] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:00,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034776461] [2022-03-04 04:21:00,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-04 04:21:00,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:00,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:21:00,992 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) [2022-03-04 04:21:00,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-04 04:21:01,166 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-04 04:21:01,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 04:21:01,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-04 04:21:01,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:21:01,713 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:01,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:21:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:02,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034776461] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:02,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-04 04:21:02,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 19 [2022-03-04 04:21:02,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395291911] [2022-03-04 04:21:02,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:21:02,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-04 04:21:02,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:21:02,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-04 04:21:02,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2022-03-04 04:21:02,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:02,217 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:21:02,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 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) [2022-03-04 04:21:02,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:02,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:02,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:02,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:02,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:02,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:06,796 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 374288 transitions and produced 115454 states. [2022-03-04 04:21:06,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:06,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:06,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:06,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:06,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:06,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:06,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-04 04:21:07,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:07,015 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:21:07,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:21:07,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1001731877, now seen corresponding path program 2 times [2022-03-04 04:21:07,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:21:07,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404890934] [2022-03-04 04:21:07,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:07,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:21:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:07,320 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:07,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:21:07,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404890934] [2022-03-04 04:21:07,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404890934] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:07,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971454920] [2022-03-04 04:21:07,321 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-04 04:21:07,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:07,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:21:07,324 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) [2022-03-04 04:21:07,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-04 04:21:07,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-04 04:21:07,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 04:21:07,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-04 04:21:07,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:21:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:07,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:21:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-03-04 04:21:08,596 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971454920] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:08,596 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-04 04:21:08,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 19 [2022-03-04 04:21:08,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910669594] [2022-03-04 04:21:08,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:21:08,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-04 04:21:08,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:21:08,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-04 04:21:08,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2022-03-04 04:21:08,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:08,599 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:21:08,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.0) internal successors, (261), 9 states have internal predecessors, (261), 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) [2022-03-04 04:21:08,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:08,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:08,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:08,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:08,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:08,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:08,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:13,383 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 371561 transitions and produced 114783 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:13,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:13,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-04 04:21:13,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:13,595 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:21:13,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:21:13,596 INFO L85 PathProgramCache]: Analyzing trace with hash -690082865, now seen corresponding path program 1 times [2022-03-04 04:21:13,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:21:13,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262668196] [2022-03-04 04:21:13,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:21:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:13,723 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:21:13,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:21:13,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262668196] [2022-03-04 04:21:13,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262668196] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:13,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526986406] [2022-03-04 04:21:13,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:13,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:13,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:21:13,726 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) [2022-03-04 04:21:13,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-04 04:21:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:13,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-04 04:21:13,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:21:14,534 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:21:14,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:21:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:21:15,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526986406] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:15,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-04 04:21:15,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 19 [2022-03-04 04:21:15,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737855795] [2022-03-04 04:21:15,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 04:21:15,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-04 04:21:15,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:21:15,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-04 04:21:15,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2022-03-04 04:21:15,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:15,110 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:21:15,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.555555555555557) internal successors, (266), 9 states have internal predecessors, (266), 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) [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:15,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:15,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:18,940 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 259290 transitions and produced 97360 states. [2022-03-04 04:21:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:18,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-04 04:21:19,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:19,155 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:21:19,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:21:19,156 INFO L85 PathProgramCache]: Analyzing trace with hash 303843964, now seen corresponding path program 1 times [2022-03-04 04:21:19,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:21:19,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112888920] [2022-03-04 04:21:19,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:19,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:21:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-03-04 04:21:21,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:21:21,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112888920] [2022-03-04 04:21:21,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112888920] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:21,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685991598] [2022-03-04 04:21:21,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:21,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:21,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:21:21,016 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) [2022-03-04 04:21:21,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-04 04:21:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:21,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 59 conjunts are in the unsatisfiable core [2022-03-04 04:21:21,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:21:21,668 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:21:21,669 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2022-03-04 04:21:24,481 INFO L353 Elim1Store]: treesize reduction 56, result has 45.6 percent of original size [2022-03-04 04:21:24,482 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 66 treesize of output 72 [2022-03-04 04:21:30,165 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:21:30,166 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 261 treesize of output 283 [2022-03-04 04:21:30,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:21:30,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:21:31,473 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_406 Int)) (or (< v_ArrVal_406 (let ((.cse0 (* |c_thread2Thread1of1ForFork0_~i~1#1| 4))) (+ (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset .cse0)) (select (select |c_#memory_int| c_~B~0.base) (+ .cse0 c_~B~0.offset))))) (and (<= (+ c_~mina~0 c_~minb~0) c_~minc~0) (forall ((~C~0.offset Int) (~C~0.base Int)) (<= (+ c_~mina~0 c_~minb~0) (select (store (select |c_#memory_int| ~C~0.base) (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) ~C~0.offset) v_ArrVal_406) (+ ~C~0.offset 4))))))) is different from false [2022-03-04 04:21:32,292 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:21:32,293 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 116 [2022-03-04 04:21:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 1 not checked. [2022-03-04 04:21:34,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685991598] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:21:34,930 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:21:34,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 36, 34] total 100 [2022-03-04 04:21:34,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898234574] [2022-03-04 04:21:34,931 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:21:34,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2022-03-04 04:21:34,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:21:34,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2022-03-04 04:21:34,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=464, Invalid=9241, Unknown=1, NotChecked=194, Total=9900 [2022-03-04 04:21:34,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:34,934 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:21:34,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 5.31) internal successors, (531), 100 states have internal predecessors, (531), 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) [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:34,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:34,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:34,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:58,980 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 259375 transitions and produced 97433 states. [2022-03-04 04:21:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:21:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:21:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:21:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:21:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:21:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-03-04 04:21:58,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-04 04:21:59,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:59,182 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:21:59,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:21:59,182 INFO L85 PathProgramCache]: Analyzing trace with hash -343163089, now seen corresponding path program 2 times [2022-03-04 04:21:59,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:21:59,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523355871] [2022-03-04 04:21:59,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:21:59,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:21:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:21:59,379 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:21:59,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:21:59,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523355871] [2022-03-04 04:21:59,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523355871] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:21:59,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424668809] [2022-03-04 04:21:59,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-04 04:21:59,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:21:59,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:21:59,381 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 04:21:59,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-04 04:21:59,561 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-04 04:21:59,562 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 04:21:59,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-04 04:21:59,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:22:00,136 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:22:00,136 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:22:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:22:00,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424668809] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:22:00,652 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:22:00,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 30 [2022-03-04 04:22:00,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810294702] [2022-03-04 04:22:00,652 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:22:00,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-04 04:22:00,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:22:00,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-04 04:22:00,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2022-03-04 04:22:00,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:00,654 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:22:00,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 14.466666666666667) internal successors, (434), 30 states have internal predecessors, (434), 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) [2022-03-04 04:22:00,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:00,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:22:00,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2022-03-04 04:22:00,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:05,268 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 260882 transitions and produced 98063 states. [2022-03-04 04:22:05,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:05,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-03-04 04:22:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:22:05,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-04 04:22:05,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-03-04 04:22:05,471 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:22:05,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:22:05,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1569644400, now seen corresponding path program 3 times [2022-03-04 04:22:05,471 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:22:05,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520756972] [2022-03-04 04:22:05,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:22:05,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:22:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:22:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:22:05,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:22:05,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520756972] [2022-03-04 04:22:05,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520756972] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:22:05,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406772724] [2022-03-04 04:22:05,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-04 04:22:05,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:22:05,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:22:05,631 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 04:22:05,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-04 04:22:05,804 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-03-04 04:22:05,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 04:22:05,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-04 04:22:05,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:22:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:22:06,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:22:06,852 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-03-04 04:22:06,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406772724] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:22:06,852 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:22:06,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 30 [2022-03-04 04:22:06,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303600684] [2022-03-04 04:22:06,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:22:06,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-04 04:22:06,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:22:06,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-04 04:22:06,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2022-03-04 04:22:06,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:06,854 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:22:06,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 13.133333333333333) internal successors, (394), 30 states have internal predecessors, (394), 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) [2022-03-04 04:22:06,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:22:06,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:08,431 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 26446 transitions and produced 10443 states. [2022-03-04 04:22:08,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:22:08,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:22:08,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:22:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:22:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:08,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:22:08,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-03-04 04:22:08,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:22:08,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-04 04:22:08,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-03-04 04:22:08,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:22:08,644 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:22:08,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:22:08,644 INFO L85 PathProgramCache]: Analyzing trace with hash 883436742, now seen corresponding path program 4 times [2022-03-04 04:22:08,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:22:08,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897373297] [2022-03-04 04:22:08,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:22:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:22:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:22:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-04 04:22:08,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:22:08,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897373297] [2022-03-04 04:22:08,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897373297] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:22:08,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494406903] [2022-03-04 04:22:08,761 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-04 04:22:08,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:22:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:22:08,763 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 04:22:08,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-04 04:22:08,962 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-04 04:22:08,962 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 04:22:08,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 124 conjunts are in the unsatisfiable core [2022-03-04 04:22:08,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:22:09,002 INFO L387 Elim1Store]: Elim1 did not use preprocessing 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 [2022-03-04 04:22:09,021 INFO L353 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-03-04 04:22:09,022 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 12 treesize of output 14 [2022-03-04 04:22:09,057 INFO L353 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2022-03-04 04:22:09,057 INFO L387 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 17 treesize of output 22 [2022-03-04 04:22:09,453 INFO L353 Elim1Store]: treesize reduction 78, result has 26.4 percent of original size [2022-03-04 04:22:09,453 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 27 treesize of output 45 [2022-03-04 04:22:09,889 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 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 [2022-03-04 04:22:10,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:10,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:10,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:10,609 INFO L353 Elim1Store]: treesize reduction 42, result has 19.2 percent of original size [2022-03-04 04:22:10,609 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 45 [2022-03-04 04:22:10,884 INFO L387 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2022-03-04 04:22:11,228 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-04 04:22:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:12,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:12,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:12,225 INFO L353 Elim1Store]: treesize reduction 44, result has 32.3 percent of original size [2022-03-04 04:22:12,226 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 31 treesize of output 39 [2022-03-04 04:22:12,464 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 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 [2022-03-04 04:22:12,653 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 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 [2022-03-04 04:22:14,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:14,483 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2022-03-04 04:22:14,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:14,659 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2022-03-04 04:22:14,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 04:22:14,795 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2022-03-04 04:22:15,918 INFO L353 Elim1Store]: treesize reduction 108, result has 39.0 percent of original size [2022-03-04 04:22:15,919 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 88 treesize of output 100 [2022-03-04 04:22:54,807 INFO L353 Elim1Store]: treesize reduction 104, result has 73.7 percent of original size [2022-03-04 04:22:54,807 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 1 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 34 case distinctions, treesize of input 340 treesize of output 420 [2022-03-04 04:28:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-04 04:28:29,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:28:33,337 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_619 Int)) (or (< v_ArrVal_619 (let ((.cse0 (* |c_thread2Thread1of1ForFork0_~i~1#1| 4))) (+ (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset .cse0)) (select (select |c_#memory_int| c_~B~0.base) (+ .cse0 c_~B~0.offset))))) (and (forall ((~C~0.offset Int) (~C~0.base Int)) (<= (+ c_~mina~0 c_~minb~0) (select (store (select |c_#memory_int| ~C~0.base) (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) ~C~0.offset) v_ArrVal_619) (+ ~C~0.offset 4)))) (<= (+ c_~mina~0 c_~minb~0) c_~minc~0)))) is different from false [2022-03-04 04:28:39,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 1 not checked. [2022-03-04 04:28:39,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494406903] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:28:39,564 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:28:39,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 59, 37] total 89 [2022-03-04 04:28:39,564 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020254058] [2022-03-04 04:28:39,564 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:28:39,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2022-03-04 04:28:39,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:28:39,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2022-03-04 04:28:39,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=446, Invalid=7176, Unknown=38, NotChecked=172, Total=7832 [2022-03-04 04:28:39,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:28:39,568 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:28:39,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 6.921348314606742) internal successors, (616), 89 states have internal predecessors, (616), 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) [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:28:39,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-03-04 04:28:39,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:28:39,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-03-04 04:28:39,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:29:44,082 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 26456 transitions and produced 10453 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:29:44,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-04 04:29:44,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2022-03-04 04:29:44,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-03-04 04:29:44,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-03-04 04:29:44,285 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 04:29:44,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 04:29:44,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1541224988, now seen corresponding path program 1 times [2022-03-04 04:29:44,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 04:29:44,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137310179] [2022-03-04 04:29:44,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:29:44,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 04:29:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:29:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-04 04:29:46,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 04:29:46,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137310179] [2022-03-04 04:29:46,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137310179] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 04:29:46,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589791422] [2022-03-04 04:29:46,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 04:29:46,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 04:29:46,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 04:29:46,287 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 04:29:46,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-04 04:29:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 04:29:46,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 71 conjunts are in the unsatisfiable core [2022-03-04 04:29:46,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 04:29:46,920 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:29:46,921 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 25 [2022-03-04 04:29:49,823 INFO L353 Elim1Store]: treesize reduction 56, result has 45.6 percent of original size [2022-03-04 04:29:49,823 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 66 treesize of output 72 [2022-03-04 04:30:01,424 WARN L228 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-04 04:30:04,751 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:30:04,752 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 246 treesize of output 210 [2022-03-04 04:30:05,208 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-03-04 04:30:05,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 04:30:22,208 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_684 Int)) (or (< v_ArrVal_684 (let ((.cse0 (* |c_thread2Thread1of1ForFork0_~i~1#1| 4))) (+ (select (select |c_#memory_int| c_~A~0.base) (+ c_~A~0.offset .cse0)) (select (select |c_#memory_int| c_~B~0.base) (+ .cse0 c_~B~0.offset))))) (and (forall ((~C~0.offset Int) (~C~0.base Int)) (<= (+ c_~mina~0 c_~minb~0) (select (store (select |c_#memory_int| ~C~0.base) (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) ~C~0.offset) v_ArrVal_684) (+ ~C~0.offset 4)))) (<= (+ c_~mina~0 c_~minb~0) c_~minc~0)))) is different from false [2022-03-04 04:30:25,306 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 04:30:25,307 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 116 [2022-03-04 04:30:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 1 not checked. [2022-03-04 04:30:28,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589791422] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 04:30:28,958 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 04:30:28,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 36, 34] total 100 [2022-03-04 04:30:28,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375511335] [2022-03-04 04:30:28,958 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 04:30:28,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2022-03-04 04:30:28,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 04:30:28,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2022-03-04 04:30:28,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=492, Invalid=9196, Unknown=18, NotChecked=194, Total=9900 [2022-03-04 04:30:28,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:30:28,962 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 04:30:28,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 5.47) internal successors, (547), 100 states have internal predecessors, (547), 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) [2022-03-04 04:30:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:30:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-03-04 04:30:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-04 04:30:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:30:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2022-03-04 04:30:28,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 04:31:07,496 WARN L228 SmtUtils]: Spent 17.61s on a formula simplification. DAG size of input: 105 DAG size of output: 93 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-03-04 04:31:29,043 WARN L228 SmtUtils]: Spent 21.29s on a formula simplification. DAG size of input: 102 DAG size of output: 90 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)