/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -i ../sv-benchmarks/c/weaver/popl20-bad/ring-nondet.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 17:47:19,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 17:47:19,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 17:47:19,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 17:47:19,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 17:47:19,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 17:47:19,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 17:47:19,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 17:47:19,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 17:47:19,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 17:47:19,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 17:47:19,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 17:47:19,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 17:47:19,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 17:47:19,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 17:47:19,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 17:47:19,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 17:47:19,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 17:47:19,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 17:47:19,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 17:47:19,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 17:47:19,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 17:47:19,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 17:47:19,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 17:47:19,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-06 17:47:19,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-06 17:47:19,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-06 17:47:19,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-06 17:47:19,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-06 17:47:19,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-06 17:47:19,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-06 17:47:19,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-06 17:47:19,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-06 17:47:19,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-06 17:47:19,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-06 17:47:19,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-06 17:47:19,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-06 17:47:19,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-06 17:47:19,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 17:47:19,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 17:47:19,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 17:47:19,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-10-06 17:47:19,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 17:47:19,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 17:47:19,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 17:47:19,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 17:47:19,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 17:47:19,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 17:47:19,476 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 17:47:19,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 17:47:19,477 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 17:47:19,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 17:47:19,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 17:47:19,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 17:47:19,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-06 17:47:19,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 17:47:19,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-06 17:47:19,479 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 17:47:19,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-06 17:47:19,480 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 17:47:19,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-06 17:47:19,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 17:47:19,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 17:47:19,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-06 17:47:19,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 17:47:19,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 17:47:19,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 17:47:19,482 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-06 17:47:19,483 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-06 17:47:19,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-06 17:47:19,483 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-06 17:47:19,484 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-06 17:47:19,484 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 17:47:19,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 17:47:19,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 17:47:19,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 17:47:19,902 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 17:47:19,903 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 17:47:19,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad/ring-nondet.wvr.c [2021-10-06 17:47:19,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40979afbb/916a4c313eab4ad58fa9d04a664121ca/FLAGeceab164d [2021-10-06 17:47:20,652 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 17:47:20,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad/ring-nondet.wvr.c [2021-10-06 17:47:20,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40979afbb/916a4c313eab4ad58fa9d04a664121ca/FLAGeceab164d [2021-10-06 17:47:21,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40979afbb/916a4c313eab4ad58fa9d04a664121ca [2021-10-06 17:47:21,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 17:47:21,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-06 17:47:21,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 17:47:21,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 17:47:21,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 17:47:21,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c4856b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21, skipping insertion in model container [2021-10-06 17:47:21,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 17:47:21,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 17:47:21,256 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad/ring-nondet.wvr.c[3801,3814] [2021-10-06 17:47:21,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 17:47:21,284 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 17:47:21,322 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad/ring-nondet.wvr.c[3801,3814] [2021-10-06 17:47:21,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 17:47:21,343 INFO L208 MainTranslator]: Completed translation [2021-10-06 17:47:21,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21 WrapperNode [2021-10-06 17:47:21,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 17:47:21,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-06 17:47:21,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-06 17:47:21,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-06 17:47:21,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-06 17:47:21,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 17:47:21,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 17:47:21,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 17:47:21,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 17:47:21,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 17:47:21,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 17:47:21,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 17:47:21,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (1/1) ... [2021-10-06 17:47:21,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 17:47:21,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:21,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 17:47:21,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 17:47:21,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 17:47:21,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 17:47:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 17:47:21,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 17:47:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 17:47:21,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 17:47:21,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 17:47:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 17:47:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 17:47:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 17:47:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 17:47:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-06 17:47:21,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 17:47:21,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 17:47:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 17:47:21,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 17:47:21,602 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 17:47:22,643 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 17:47:22,644 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-10-06 17:47:22,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 05:47:22 BoogieIcfgContainer [2021-10-06 17:47:22,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 17:47:22,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 17:47:22,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 17:47:22,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 17:47:22,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 05:47:21" (1/3) ... [2021-10-06 17:47:22,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b992680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 05:47:22, skipping insertion in model container [2021-10-06 17:47:22,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 05:47:21" (2/3) ... [2021-10-06 17:47:22,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b992680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 05:47:22, skipping insertion in model container [2021-10-06 17:47:22,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 05:47:22" (3/3) ... [2021-10-06 17:47:22,656 INFO L111 eAbstractionObserver]: Analyzing ICFG ring-nondet.wvr.c [2021-10-06 17:47:22,664 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-06 17:47:22,664 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 17:47:22,664 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-06 17:47:22,664 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 17:47:22,721 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,722 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,722 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,722 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,722 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,723 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,723 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,723 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,723 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,724 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,724 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,725 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,725 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,726 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,727 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,728 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,728 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,728 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,729 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,729 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,729 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,730 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,731 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,731 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,731 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,731 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,732 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,733 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,734 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,734 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,734 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,734 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,734 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,735 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,735 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,735 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,735 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,736 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,736 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,736 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,737 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,737 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,737 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,737 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,738 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,738 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,738 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,739 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,739 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,740 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,741 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,741 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,741 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,741 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,741 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,742 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,742 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,742 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,742 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,742 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,743 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,743 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,743 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,744 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,744 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,744 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,744 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,745 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,746 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,746 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,747 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,747 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,748 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,749 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,750 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,753 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,761 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,761 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,761 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,762 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,762 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,763 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,764 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,764 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,764 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,764 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,764 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,765 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,766 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,771 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,772 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,772 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,772 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,772 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,772 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,773 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,773 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,774 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,775 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,781 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,783 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,783 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,785 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,785 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,785 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,786 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,786 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,786 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,786 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,787 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,789 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,789 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,789 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,791 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,791 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,791 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,792 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,792 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,792 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,792 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,792 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,793 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:22,800 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-06 17:47:22,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-06 17:47:22,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:22,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-06 17:47:22,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-06 17:47:22,926 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-06 17:47:22,933 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-10-06 17:47:22,934 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-06 17:47:23,065 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,066 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,066 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,092 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,093 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,093 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,106 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,107 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,107 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,163 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:23,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:23,169 INFO L82 PathProgramCache]: Analyzing trace with hash 491918855, now seen corresponding path program 1 times [2021-10-06 17:47:23,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:23,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826147690] [2021-10-06 17:47:23,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:23,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 17:47:23,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:23,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826147690] [2021-10-06 17:47:23,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826147690] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:23,512 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:23,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-06 17:47:23,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817961561] [2021-10-06 17:47:23,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-06 17:47:23,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:23,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-06 17:47:23,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-06 17:47:23,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:23,542 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:23,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 77.5) internal successors, (155), 2 states have internal predecessors, (155), 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) [2021-10-06 17:47:23,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:23,582 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,583 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,583 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,591 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,592 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,592 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,601 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,602 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,602 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,637 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,638 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,638 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,649 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,650 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,650 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:23,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:23,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-06 17:47:23,684 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:23,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:23,687 INFO L82 PathProgramCache]: Analyzing trace with hash 2001446617, now seen corresponding path program 1 times [2021-10-06 17:47:23,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:23,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457927245] [2021-10-06 17:47:23,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:23,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:24,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-06 17:47:24,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:24,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457927245] [2021-10-06 17:47:24,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457927245] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:24,157 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:24,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-06 17:47:24,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979045847] [2021-10-06 17:47:24,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-06 17:47:24,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:24,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-06 17:47:24,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-06 17:47:24,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,161 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:24,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 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) [2021-10-06 17:47:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,261 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,261 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,262 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,300 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,301 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,311 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,311 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,312 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,320 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,321 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,322 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,421 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,421 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,422 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,438 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,439 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,439 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,484 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,485 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,485 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:24,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:24,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-06 17:47:24,749 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:24,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:24,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1142730245, now seen corresponding path program 1 times [2021-10-06 17:47:24,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:24,751 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074314995] [2021-10-06 17:47:24,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:24,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:24,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-06 17:47:24,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:24,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074314995] [2021-10-06 17:47:24,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074314995] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:24,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:24,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-06 17:47:24,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871325975] [2021-10-06 17:47:24,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-06 17:47:24,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:24,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-06 17:47:24,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-06 17:47:24,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:24,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 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) [2021-10-06 17:47:24,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:24,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:24,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,197 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,197 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,198 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,204 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,204 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,205 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:25,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:25,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-06 17:47:25,403 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:25,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:25,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1924326857, now seen corresponding path program 1 times [2021-10-06 17:47:25,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:25,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711977409] [2021-10-06 17:47:25,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:25,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-06 17:47:25,658 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:25,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711977409] [2021-10-06 17:47:25,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711977409] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:25,659 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:25,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-06 17:47:25,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204417129] [2021-10-06 17:47:25,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-06 17:47:25,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:25,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-06 17:47:25,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-06 17:47:25,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,661 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:25,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2021-10-06 17:47:25,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:25,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:25,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-06 17:47:25,789 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:25,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:25,789 INFO L82 PathProgramCache]: Analyzing trace with hash 292948898, now seen corresponding path program 1 times [2021-10-06 17:47:25,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:25,790 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3677486] [2021-10-06 17:47:25,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:25,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-06 17:47:25,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:25,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3677486] [2021-10-06 17:47:25,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3677486] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:25,926 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:25,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-06 17:47:25,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318496801] [2021-10-06 17:47:25,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:47:25,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:25,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:47:25,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 17:47:25,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,928 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:25,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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) [2021-10-06 17:47:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:25,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:25,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:25,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:25,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-06 17:47:25,958 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:25,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:25,959 INFO L82 PathProgramCache]: Analyzing trace with hash -209637818, now seen corresponding path program 2 times [2021-10-06 17:47:25,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:25,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655553031] [2021-10-06 17:47:25,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:25,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-06 17:47:26,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:26,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655553031] [2021-10-06 17:47:26,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655553031] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:26,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71240743] [2021-10-06 17:47:26,082 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-06 17:47:26,083 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:26,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:26,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:26,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-06 17:47:26,230 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-06 17:47:26,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:47:26,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-06 17:47:26,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-06 17:47:26,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71240743] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:26,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-06 17:47:26,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2021-10-06 17:47:26,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114693797] [2021-10-06 17:47:26,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-06 17:47:26,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:26,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-06 17:47:26,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-10-06 17:47:26,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:26,919 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:26,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 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) [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:26,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:27,008 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,009 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,046 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,047 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,047 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,057 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,058 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,058 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,064 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,065 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,065 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,140 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,140 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,140 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,259 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,260 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,260 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,288 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,288 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,289 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:27,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:27,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:27,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-06 17:47:27,571 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:27,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:27,572 INFO L82 PathProgramCache]: Analyzing trace with hash -20620687, now seen corresponding path program 1 times [2021-10-06 17:47:27,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:27,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532123354] [2021-10-06 17:47:27,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:27,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:27,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-06 17:47:27,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:27,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532123354] [2021-10-06 17:47:27,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532123354] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:27,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771241755] [2021-10-06 17:47:27,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:27,661 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:27,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:27,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:27,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-06 17:47:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:27,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-06 17:47:27,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:28,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 8 [2021-10-06 17:47:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-06 17:47:28,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771241755] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:28,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:47:28,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-10-06 17:47:28,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145704384] [2021-10-06 17:47:28,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-06 17:47:28,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:28,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-06 17:47:28,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-06 17:47:28,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:28,358 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:28,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.4) internal successors, (202), 5 states have internal predecessors, (202), 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) [2021-10-06 17:47:28,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:28,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:28,426 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,426 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,426 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,488 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,489 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,489 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,512 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,513 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,513 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,657 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,657 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,658 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,725 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,726 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,726 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,748 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,748 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,749 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:28,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:28,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:28,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:28,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:28,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:29,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:29,075 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:29,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:29,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1644705753, now seen corresponding path program 2 times [2021-10-06 17:47:29,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:29,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426186917] [2021-10-06 17:47:29,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:29,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-06 17:47:29,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:29,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426186917] [2021-10-06 17:47:29,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426186917] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:29,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-06 17:47:29,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-06 17:47:29,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810892843] [2021-10-06 17:47:29,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:47:29,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:29,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:47:29,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-06 17:47:29,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:29,158 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:29,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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) [2021-10-06 17:47:29,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:29,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:29,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:29,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:29,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:29,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:29,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:29,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:29,177 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:29,178 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:29,178 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:29,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:29,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:29,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:29,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:29,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-06 17:47:29,189 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:29,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:29,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1500459001, now seen corresponding path program 3 times [2021-10-06 17:47:29,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:29,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23539934] [2021-10-06 17:47:29,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:29,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-06 17:47:29,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:29,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23539934] [2021-10-06 17:47:29,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23539934] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:29,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983830660] [2021-10-06 17:47:29,440 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-06 17:47:29,440 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:29,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:29,442 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:29,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-06 17:47:29,703 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-06 17:47:29,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:47:29,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-06 17:47:29,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-06 17:47:30,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983830660] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:30,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:47:30,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2021-10-06 17:47:30,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154744608] [2021-10-06 17:47:30,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-06 17:47:30,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:30,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-06 17:47:30,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2021-10-06 17:47:30,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:30,528 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:30,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 17.333333333333332) internal successors, (364), 21 states have internal predecessors, (364), 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) [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:30,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:30,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:31,841 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,842 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,842 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,879 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,879 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,879 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,899 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,899 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,899 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,916 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,917 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,917 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:31,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,030 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,030 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,031 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,142 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,143 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,143 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,150 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,151 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,151 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,213 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,213 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,213 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,239 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,240 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,240 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,327 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,328 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,328 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,508 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,509 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,509 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,838 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,839 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,839 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,857 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,858 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,858 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,865 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,866 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,866 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,924 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,924 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,925 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,932 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,932 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,933 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,952 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,953 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,953 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,962 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,962 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,963 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,992 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,992 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:32,993 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,066 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,066 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,067 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,092 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,092 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,093 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,112 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,113 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,113 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,177 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,177 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,178 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,206 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,206 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,206 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,216 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,216 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,217 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,224 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,225 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,225 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,307 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,308 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,308 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,329 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,329 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,330 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,390 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,391 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,391 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:33,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:33,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:33,716 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:33,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:33,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1773562830, now seen corresponding path program 4 times [2021-10-06 17:47:33,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:33,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460953381] [2021-10-06 17:47:33,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:33,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-06 17:47:33,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:33,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460953381] [2021-10-06 17:47:33,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460953381] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:33,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041882565] [2021-10-06 17:47:33,960 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-06 17:47:33,961 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:33,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:33,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:33,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-06 17:47:34,293 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-06 17:47:34,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:47:34,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-06 17:47:34,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-06 17:47:34,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041882565] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:34,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-06 17:47:34,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-10-06 17:47:34,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243124874] [2021-10-06 17:47:34,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:47:34,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:34,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:47:34,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-10-06 17:47:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:34,745 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:34,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-06 17:47:34,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:34,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:34,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:34,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:34,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:34,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:34,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:34,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:34,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:34,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,6 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:34,998 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:34,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:34,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1359945744, now seen corresponding path program 5 times [2021-10-06 17:47:34,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:35,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105272344] [2021-10-06 17:47:35,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:35,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-06 17:47:35,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:35,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105272344] [2021-10-06 17:47:35,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105272344] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:35,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445090407] [2021-10-06 17:47:35,288 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-06 17:47:35,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:35,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:35,290 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:35,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-06 17:47:35,613 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-10-06 17:47:35,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:47:35,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-06 17:47:35,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-06 17:47:36,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445090407] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-06 17:47:36,019 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-06 17:47:36,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-10-06 17:47:36,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152394396] [2021-10-06 17:47:36,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-06 17:47:36,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:36,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-06 17:47:36,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-10-06 17:47:36,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:36,022 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:36,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-06 17:47:36,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:36,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:36,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:36,052 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,052 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,053 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,068 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,068 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,069 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:36,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:36,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:36,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:36,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-06 17:47:36,297 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-06 17:47:36,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-06 17:47:36,298 INFO L82 PathProgramCache]: Analyzing trace with hash -522525996, now seen corresponding path program 6 times [2021-10-06 17:47:36,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-06 17:47:36,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769290631] [2021-10-06 17:47:36,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-06 17:47:36,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-06 17:47:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-06 17:47:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-06 17:47:36,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-06 17:47:36,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769290631] [2021-10-06 17:47:36,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769290631] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:36,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867982775] [2021-10-06 17:47:36,588 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-06 17:47:36,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:36,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 17:47:36,589 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-06 17:47:36,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-06 17:47:36,986 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-10-06 17:47:36,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-06 17:47:36,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-06 17:47:36,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-06 17:47:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-06 17:47:38,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867982775] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-06 17:47:38,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-06 17:47:38,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 27 [2021-10-06 17:47:38,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784637382] [2021-10-06 17:47:38,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-10-06 17:47:38,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-06 17:47:38,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-10-06 17:47:38,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=632, Unknown=0, NotChecked=0, Total=702 [2021-10-06 17:47:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:38,224 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-06 17:47:38,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 13.814814814814815) internal successors, (373), 27 states have internal predecessors, (373), 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) [2021-10-06 17:47:38,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:38,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:38,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:38,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:38,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:41,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:41,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-06 17:47:41,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:41,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-06 17:47:41,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-06 17:47:41,410 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-06 17:47:41,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-06 17:47:41,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-06 17:47:41,411 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-06 17:47:41,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:41,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-06 17:47:41,637 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-06 17:47:41,637 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-06 17:47:41,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 05:47:41 BasicIcfg [2021-10-06 17:47:41,641 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-06 17:47:41,641 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-06 17:47:41,641 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-06 17:47:41,642 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-06 17:47:41,642 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 05:47:22" (3/4) ... [2021-10-06 17:47:41,648 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-06 17:47:41,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-06 17:47:41,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-06 17:47:41,657 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-06 17:47:41,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-06 17:47:41,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-06 17:47:41,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-06 17:47:41,668 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-06 17:47:41,747 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/weaver/popl20-bad/ring-nondet.wvr.c-witness.graphml [2021-10-06 17:47:41,747 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-06 17:47:41,749 INFO L168 Benchmark]: Toolchain (without parser) took 20731.50 ms. Allocated memory was 162.5 MB in the beginning and 372.2 MB in the end (delta: 209.7 MB). Free memory was 136.6 MB in the beginning and 152.0 MB in the end (delta: -15.5 MB). Peak memory consumption was 194.9 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,749 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 162.5 MB. Free memory is still 133.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 17:47:41,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.72 ms. Allocated memory is still 162.5 MB. Free memory was 136.2 MB in the beginning and 124.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.48 ms. Allocated memory is still 162.5 MB. Free memory was 124.6 MB in the beginning and 122.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,751 INFO L168 Benchmark]: Boogie Preprocessor took 59.11 ms. Allocated memory is still 162.5 MB. Free memory was 122.1 MB in the beginning and 120.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,751 INFO L168 Benchmark]: RCFGBuilder took 1184.21 ms. Allocated memory is still 162.5 MB. Free memory was 120.2 MB in the beginning and 118.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 16.1 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,752 INFO L168 Benchmark]: TraceAbstraction took 18992.11 ms. Allocated memory was 162.5 MB in the beginning and 372.2 MB in the end (delta: 209.7 MB). Free memory was 117.9 MB in the beginning and 156.8 MB in the end (delta: -38.8 MB). Peak memory consumption was 171.4 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,752 INFO L168 Benchmark]: Witness Printer took 105.81 ms. Allocated memory is still 372.2 MB. Free memory was 156.2 MB in the beginning and 152.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-10-06 17:47:41,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 162.5 MB. Free memory is still 133.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 319.72 ms. Allocated memory is still 162.5 MB. Free memory was 136.2 MB in the beginning and 124.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.48 ms. Allocated memory is still 162.5 MB. Free memory was 124.6 MB in the beginning and 122.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.11 ms. Allocated memory is still 162.5 MB. Free memory was 122.1 MB in the beginning and 120.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1184.21 ms. Allocated memory is still 162.5 MB. Free memory was 120.2 MB in the beginning and 118.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 16.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 18992.11 ms. Allocated memory was 162.5 MB in the beginning and 372.2 MB in the end (delta: 209.7 MB). Free memory was 117.9 MB in the beginning and 156.8 MB in the end (delta: -38.8 MB). Peak memory consumption was 171.4 MB. Max. memory is 8.0 GB. * Witness Printer took 105.81 ms. Allocated memory is still 372.2 MB. Free memory was 156.2 MB in the beginning and 152.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 96885, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 10076, negative conditional: 10047, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87936, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 1127, negative conditional: 1098, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 87936, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 1127, negative conditional: 1098, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 82332, positive unconditional: 4477, negative: 4198, negative conditional: 3071, negative unconditional: 1127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 25503, positive unconditional: 61306, negative: 4198, negative conditional: 931, negative unconditional: 3267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 25503, positive unconditional: 61306, negative: 4198, negative conditional: 931, negative unconditional: 3267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3131, positive: 3050, positive conditional: 56, positive unconditional: 2994, negative: 81, negative conditional: 52, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3131, positive: 2993, positive conditional: 0, positive unconditional: 2993, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 138, positive: 57, positive conditional: 52, positive unconditional: 5, negative: 81, negative conditional: 52, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 827, positive: 291, positive conditional: 211, positive unconditional: 80, negative: 536, negative conditional: 389, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 91007, positive: 83759, positive conditional: 25447, positive unconditional: 58312, negative: 4117, negative conditional: 879, negative unconditional: 3238, unknown: 3131, unknown conditional: 108, unknown unconditional: 3023] , Statistics on independence cache: Total cache size (in pairs): 3131, Positive cache size: 3050, Positive conditional cache size: 56, Positive unconditional cache size: 2994, Negative cache size: 81, Negative conditional cache size: 52, Negative unconditional cache size: 29, Eliminated conditions: 58969, Maximal queried relation: 7, Independence queries for same thread: 8949 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 474, Number of persistent set computation: 1755, Number of trivial persistent sets: 869, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4341, positive: 4312, positive conditional: 0, positive unconditional: 4312, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 96885, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 10076, negative conditional: 10047, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87936, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 1127, negative conditional: 1098, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 87936, positive: 86809, positive conditional: 82497, positive unconditional: 4312, negative: 1127, negative conditional: 1098, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 82332, positive unconditional: 4477, negative: 4198, negative conditional: 3071, negative unconditional: 1127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 25503, positive unconditional: 61306, negative: 4198, negative conditional: 931, negative unconditional: 3267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91007, positive: 86809, positive conditional: 25503, positive unconditional: 61306, negative: 4198, negative conditional: 931, negative unconditional: 3267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3131, positive: 3050, positive conditional: 56, positive unconditional: 2994, negative: 81, negative conditional: 52, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3131, positive: 2993, positive conditional: 0, positive unconditional: 2993, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 138, positive: 57, positive conditional: 52, positive unconditional: 5, negative: 81, negative conditional: 52, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 827, positive: 291, positive conditional: 211, positive unconditional: 80, negative: 536, negative conditional: 389, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 91007, positive: 83759, positive conditional: 25447, positive unconditional: 58312, negative: 4117, negative conditional: 879, negative unconditional: 3238, unknown: 3131, unknown conditional: 108, unknown unconditional: 3023] , Statistics on independence cache: Total cache size (in pairs): 3131, Positive cache size: 3050, Positive conditional cache size: 56, Positive unconditional cache size: 2994, Negative cache size: 81, Negative conditional cache size: 52, Negative unconditional cache size: 29, Eliminated conditions: 58969, Maximal queried relation: 7, Independence queries for same thread: 8949 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 144]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 245 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 18761.8ms, OverallIterations: 12, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 24.3ms, PartialOrderReductionTime: 8707.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 170, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 283.5ms SsaConstructionTime, 1187.5ms SatisfiabilityAnalysisTime, 5779.7ms InterpolantComputationTime, 3524 NumberOfCodeBlocks, 3392 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 3506 ConstructedInterpolants, 0 QuantifiedInterpolants, 11701 SizeOfPredicates, 48 NumberOfNonLiveVariables, 2564 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 18 InterpolantComputations, 9 PerfectInterpolantSequences, 314/369 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-06 17:47:41,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-06 17:47:42,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...