/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 09:18:52,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 09:18:52,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 09:18:52,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 09:18:52,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 09:18:52,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 09:18:52,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 09:18:52,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 09:18:52,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 09:18:52,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 09:18:52,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 09:18:52,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 09:18:52,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 09:18:52,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 09:18:52,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 09:18:52,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 09:18:52,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 09:18:52,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 09:18:52,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 09:18:52,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 09:18:52,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 09:18:52,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 09:18:52,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 09:18:52,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 09:18:52,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 09:18:52,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 09:18:52,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 09:18:52,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 09:18:52,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 09:18:52,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 09:18:52,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 09:18:52,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 09:18:52,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 09:18:52,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 09:18:52,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 09:18:52,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 09:18:52,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 09:18:52,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 09:18:52,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 09:18:52,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 09:18:52,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 09:18:52,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 09:18:52,853 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 09:18:52,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 09:18:52,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 09:18:52,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 09:18:52,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 09:18:52,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 09:18:52,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 09:18:52,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 09:18:52,855 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 09:18:52,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 09:18:52,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 09:18:52,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 09:18:52,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 09:18:52,857 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 09:18:52,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 09:18:53,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 09:18:53,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 09:18:53,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 09:18:53,111 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 09:18:53,111 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 09:18:53,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2023-05-04 09:18:53,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c88ea998/aec3e8c2dbe4498db45ecda7fdb98000/FLAG39cef6317 [2023-05-04 09:18:53,570 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 09:18:53,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2023-05-04 09:18:53,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c88ea998/aec3e8c2dbe4498db45ecda7fdb98000/FLAG39cef6317 [2023-05-04 09:18:53,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c88ea998/aec3e8c2dbe4498db45ecda7fdb98000 [2023-05-04 09:18:53,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 09:18:53,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 09:18:53,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 09:18:53,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 09:18:53,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 09:18:53,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d5eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53, skipping insertion in model container [2023-05-04 09:18:53,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 09:18:53,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 09:18:53,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2412,2425] [2023-05-04 09:18:53,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 09:18:53,773 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 09:18:53,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c[2412,2425] [2023-05-04 09:18:53,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 09:18:53,797 INFO L208 MainTranslator]: Completed translation [2023-05-04 09:18:53,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53 WrapperNode [2023-05-04 09:18:53,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 09:18:53,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 09:18:53,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 09:18:53,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 09:18:53,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,830 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 15, calls inlined = 27, statements flattened = 271 [2023-05-04 09:18:53,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 09:18:53,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 09:18:53,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 09:18:53,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 09:18:53,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 09:18:53,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 09:18:53,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 09:18:53,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 09:18:53,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (1/1) ... [2023-05-04 09:18:53,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 09:18:53,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:18:53,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-04 09:18:53,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-04 09:18:53,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 09:18:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 09:18:53,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 09:18:53,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 09:18:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 09:18:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 09:18:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 09:18:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 09:18:53,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 09:18:53,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 09:18:53,924 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 09:18:54,011 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 09:18:54,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 09:18:54,362 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 09:18:54,389 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 09:18:54,390 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2023-05-04 09:18:54,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 09:18:54 BoogieIcfgContainer [2023-05-04 09:18:54,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 09:18:54,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 09:18:54,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 09:18:54,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 09:18:54,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 09:18:53" (1/3) ... [2023-05-04 09:18:54,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@435fb6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 09:18:54, skipping insertion in model container [2023-05-04 09:18:54,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 09:18:53" (2/3) ... [2023-05-04 09:18:54,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@435fb6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 09:18:54, skipping insertion in model container [2023-05-04 09:18:54,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 09:18:54" (3/3) ... [2023-05-04 09:18:54,398 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-three-array-sum-alt.wvr.c [2023-05-04 09:18:54,404 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 09:18:54,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 09:18:54,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 09:18:54,412 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 09:18:54,498 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-04 09:18:54,537 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 09:18:54,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 09:18:54,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:18:54,540 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 09:18:54,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 09:18:54,572 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 09:18:54,586 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 09:18:54,591 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b4ad6b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 09:18:54,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-04 09:18:54,870 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:18:54,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:18:54,875 INFO L85 PathProgramCache]: Analyzing trace with hash -721695454, now seen corresponding path program 1 times [2023-05-04 09:18:54,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:18:54,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951023949] [2023-05-04 09:18:54,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:54,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:18:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2023-05-04 09:18:55,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:18:55,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951023949] [2023-05-04 09:18:55,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951023949] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 09:18:55,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 09:18:55,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 09:18:55,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149903612] [2023-05-04 09:18:55,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 09:18:55,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 09:18:55,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:18:55,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 09:18:55,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 09:18:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:55,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:18:55,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 102.5) internal successors, (205), 2 states have internal predecessors, (205), 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) [2023-05-04 09:18:55,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:55,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:55,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 09:18:55,451 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:18:55,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:18:55,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1453399250, now seen corresponding path program 1 times [2023-05-04 09:18:55,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:18:55,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850862071] [2023-05-04 09:18:55,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:55,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:18:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-05-04 09:18:55,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:18:55,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850862071] [2023-05-04 09:18:55,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850862071] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 09:18:55,846 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 09:18:55,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 09:18:55,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438650276] [2023-05-04 09:18:55,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 09:18:55,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 09:18:55,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:18:55,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 09:18:55,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-04 09:18:55,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:55,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:18:55,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.428571428571427) internal successors, (206), 7 states have internal predecessors, (206), 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) [2023-05-04 09:18:55,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:55,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:56,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:56,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:56,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 09:18:56,046 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:18:56,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:18:56,047 INFO L85 PathProgramCache]: Analyzing trace with hash 620337327, now seen corresponding path program 1 times [2023-05-04 09:18:56,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:18:56,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041348308] [2023-05-04 09:18:56,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:56,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:18:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-04 09:18:56,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:18:56,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041348308] [2023-05-04 09:18:56,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041348308] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:18:56,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332458071] [2023-05-04 09:18:56,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:56,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:18:56,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:18:56,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:18:56,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 09:18:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:56,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-04 09:18:56,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:18:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-04 09:18:56,707 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:18:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-04 09:18:56,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1332458071] provided 1 perfect and 1 imperfect interpolant sequences [2023-05-04 09:18:56,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-05-04 09:18:56,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-05-04 09:18:56,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936552501] [2023-05-04 09:18:56,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 09:18:56,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 09:18:56,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:18:56,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 09:18:56,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-05-04 09:18:56,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:56,920 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:18:56,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.57142857142857) internal successors, (228), 7 states have internal predecessors, (228), 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) [2023-05-04 09:18:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:56,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:57,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:57,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:57,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-04 09:18:57,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-05-04 09:18:57,324 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:18:57,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:18:57,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1354858535, now seen corresponding path program 1 times [2023-05-04 09:18:57,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:18:57,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131419790] [2023-05-04 09:18:57,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:57,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:18:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-04 09:18:57,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:18:57,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131419790] [2023-05-04 09:18:57,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131419790] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:18:57,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869002035] [2023-05-04 09:18:57,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:57,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:18:57,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:18:57,546 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:18:57,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 09:18:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:57,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 09:18:57,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:18:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 09:18:57,999 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:18:58,282 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 09:18:58,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869002035] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:18:58,282 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:18:58,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11, 11] total 25 [2023-05-04 09:18:58,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947584681] [2023-05-04 09:18:58,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:18:58,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-05-04 09:18:58,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:18:58,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-05-04 09:18:58,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2023-05-04 09:18:58,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:58,285 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:18:58,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 21.88) internal successors, (547), 25 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 09:18:58,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:58,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:58,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:58,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:18:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:58,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:18:58,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:18:58,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 09:18:59,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:18:59,110 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:18:59,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:18:59,110 INFO L85 PathProgramCache]: Analyzing trace with hash -566160200, now seen corresponding path program 1 times [2023-05-04 09:18:59,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:18:59,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600038108] [2023-05-04 09:18:59,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:59,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:18:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-05-04 09:18:59,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:18:59,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600038108] [2023-05-04 09:18:59,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600038108] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:18:59,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218056158] [2023-05-04 09:18:59,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:18:59,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:18:59,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:18:59,456 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:18:59,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 09:18:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:18:59,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 09:18:59,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:18:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-05-04 09:18:59,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-05-04 09:19:00,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [218056158] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:00,273 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:00,273 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2023-05-04 09:19:00,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040347099] [2023-05-04 09:19:00,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:00,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-04 09:19:00,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:00,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-04 09:19:00,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2023-05-04 09:19:00,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:00,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:00,275 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 21.583333333333332) internal successors, (518), 24 states have internal predecessors, (518), 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) [2023-05-04 09:19:00,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:00,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:00,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:00,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:00,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:00,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:00,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:00,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:00,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:00,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:00,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 09:19:00,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:00,925 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:00,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:00,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1139773370, now seen corresponding path program 2 times [2023-05-04 09:19:00,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:00,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701157851] [2023-05-04 09:19:00,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:00,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:01,349 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 61 proven. 10 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:01,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:01,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701157851] [2023-05-04 09:19:01,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701157851] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:01,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659207213] [2023-05-04 09:19:01,351 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 09:19:01,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:01,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:01,352 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:01,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 09:19:01,536 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 09:19:01,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 09:19:01,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 09:19:01,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:02,088 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 62 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:02,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 9 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:02,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659207213] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:02,576 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:02,576 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2023-05-04 09:19:02,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004316958] [2023-05-04 09:19:02,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:02,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-04 09:19:02,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:02,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-04 09:19:02,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2023-05-04 09:19:02,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:02,578 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:02,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 27.291666666666668) internal successors, (655), 24 states have internal predecessors, (655), 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) [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:02,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:03,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:03,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:03,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:03,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 09:19:03,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:03,320 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:03,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:03,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1835480694, now seen corresponding path program 3 times [2023-05-04 09:19:03,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:03,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312995304] [2023-05-04 09:19:03,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:03,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 180 proven. 67 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:03,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:03,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312995304] [2023-05-04 09:19:03,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312995304] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:03,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178367060] [2023-05-04 09:19:03,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 09:19:03,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:03,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:03,977 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:04,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 09:19:04,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-04 09:19:04,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 09:19:04,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-04 09:19:04,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:04,884 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 238 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:04,884 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:05,484 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 177 proven. 70 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-04 09:19:05,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1178367060] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:05,484 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:05,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2023-05-04 09:19:05,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055744788] [2023-05-04 09:19:05,485 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:05,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 09:19:05,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:05,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 09:19:05,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=915, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 09:19:05,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:05,486 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:05,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 25.029411764705884) internal successors, (851), 34 states have internal predecessors, (851), 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) [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:05,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:05,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:05,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-04 09:19:06,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:06,165 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:06,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:06,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1978630701, now seen corresponding path program 4 times [2023-05-04 09:19:06,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:06,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175239844] [2023-05-04 09:19:06,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:06,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 38 proven. 55 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-05-04 09:19:06,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:06,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175239844] [2023-05-04 09:19:06,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175239844] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:06,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917755864] [2023-05-04 09:19:06,677 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 09:19:06,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:06,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:06,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:06,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-04 09:19:06,834 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 09:19:06,835 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 09:19:06,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-04 09:19:06,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 46 proven. 47 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-05-04 09:19:07,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 59 proven. 34 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-05-04 09:19:07,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917755864] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:07,736 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:07,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2023-05-04 09:19:07,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989432480] [2023-05-04 09:19:07,738 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:07,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-04 09:19:07,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:07,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-04 09:19:07,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=918, Unknown=0, NotChecked=0, Total=1122 [2023-05-04 09:19:07,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:07,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:07,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 17.91176470588235) internal successors, (609), 34 states have internal predecessors, (609), 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) [2023-05-04 09:19:07,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:08,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-04 09:19:08,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-05-04 09:19:08,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:08,740 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:08,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:08,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1078605491, now seen corresponding path program 5 times [2023-05-04 09:19:08,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:08,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674010534] [2023-05-04 09:19:08,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:08,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 114 proven. 58 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2023-05-04 09:19:09,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:09,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674010534] [2023-05-04 09:19:09,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674010534] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:09,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253833706] [2023-05-04 09:19:09,258 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 09:19:09,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:09,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:09,281 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:09,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-04 09:19:09,633 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2023-05-04 09:19:09,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 09:19:09,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-04 09:19:09,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 141 proven. 37 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-05-04 09:19:10,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 142 proven. 34 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-05-04 09:19:10,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253833706] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:10,415 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:10,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 12] total 32 [2023-05-04 09:19:10,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12683476] [2023-05-04 09:19:10,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:10,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-05-04 09:19:10,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:10,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-05-04 09:19:10,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=888, Unknown=0, NotChecked=0, Total=992 [2023-05-04 09:19:10,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:10,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:10,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 24.625) internal successors, (788), 32 states have internal predecessors, (788), 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) [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-04 09:19:10,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:11,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-04 09:19:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 09:19:11,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-04 09:19:12,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-05-04 09:19:12,086 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:12,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:12,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2017874815, now seen corresponding path program 6 times [2023-05-04 09:19:12,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:12,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789709428] [2023-05-04 09:19:12,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:12,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 95 proven. 143 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-05-04 09:19:12,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:12,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789709428] [2023-05-04 09:19:12,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789709428] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:12,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968637333] [2023-05-04 09:19:12,580 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 09:19:12,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:12,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:12,581 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:12,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-04 09:19:12,821 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2023-05-04 09:19:12,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 09:19:12,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 12 conjunts are in the unsatisfiable core [2023-05-04 09:19:12,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:13,505 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 37 proven. 209 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-05-04 09:19:13,505 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:19:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 7 proven. 239 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-05-04 09:19:13,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968637333] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 09:19:13,863 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 09:19:13,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 13] total 31 [2023-05-04 09:19:13,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166877983] [2023-05-04 09:19:13,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 09:19:13,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-05-04 09:19:13,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 09:19:13,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-05-04 09:19:13,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=822, Unknown=0, NotChecked=0, Total=930 [2023-05-04 09:19:13,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:13,867 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 09:19:13,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 33.96774193548387) internal successors, (1053), 31 states have internal predecessors, (1053), 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) [2023-05-04 09:19:13,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:13,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:13,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:13,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:13,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:13,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:13,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:13,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-04 09:19:13,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-05-04 09:19:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-04 09:19:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-05-04 09:19:15,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 09:19:15,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-04 09:19:15,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-04 09:19:15,372 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-04 09:19:15,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 09:19:15,373 INFO L85 PathProgramCache]: Analyzing trace with hash 110866815, now seen corresponding path program 7 times [2023-05-04 09:19:15,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 09:19:15,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501252847] [2023-05-04 09:19:15,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 09:19:15,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 09:19:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 387 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-05-04 09:19:37,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 09:19:37,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501252847] [2023-05-04 09:19:37,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501252847] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 09:19:37,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076784330] [2023-05-04 09:19:37,271 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 09:19:37,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 09:19:37,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 09:19:37,272 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 09:19:37,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-04 09:19:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 09:19:37,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 333 conjunts are in the unsatisfiable core [2023-05-04 09:19:37,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 09:19:37,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-05-04 09:19:37,744 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-05-04 09:19:37,744 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-05-04 09:19:39,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:19:39,749 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-05-04 09:19:39,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2023-05-04 09:19:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:19:41,898 INFO L356 Elim1Store]: treesize reduction 20, result has 39.4 percent of original size [2023-05-04 09:19:41,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 21 treesize of output 25 [2023-05-04 09:19:43,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:19:43,839 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-05-04 09:19:43,840 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 34 [2023-05-04 09:19:51,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:19:51,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:19:51,462 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 09:19:51,492 INFO L356 Elim1Store]: treesize reduction 166, result has 0.6 percent of original size [2023-05-04 09:19:51,493 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 18 case distinctions, treesize of input 76 treesize of output 86 [2023-05-04 09:20:04,190 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 09:20:04,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:20:04,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:20:04,206 INFO L356 Elim1Store]: treesize reduction 294, result has 0.3 percent of original size [2023-05-04 09:20:04,207 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 5 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 30 case distinctions, treesize of input 127 treesize of output 126 [2023-05-04 09:20:11,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:20:11,966 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 09:20:11,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 09:20:11,990 INFO L356 Elim1Store]: treesize reduction 346, result has 0.3 percent of original size [2023-05-04 09:20:11,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 5 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 40 case distinctions, treesize of input 177 treesize of output 158 [2023-05-04 09:20:13,445 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 09:20:13,445 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 5 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 153 treesize of output 157 [2023-05-04 09:20:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-05-04 09:20:13,949 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 09:21:35,095 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse6 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse11 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse3 (+ .cse6 8 c_~B~0.offset)) (.cse4 (+ c_~A~0.offset .cse6 8)) (.cse8 (+ c_~A~0.offset .cse6 4)) (.cse10 (+ .cse6 4 c_~B~0.offset)) (.cse12 (select |c_#memory_int| c_~C~0.base))) (and (forall ((~C~0.offset Int)) (let ((.cse5 (store .cse12 (+ .cse6 ~C~0.offset) |c_thread3Thread1of1ForFork1_plus_#res#1|))) (let ((.cse9 (store |c_#memory_int| c_~C~0.base .cse5))) (let ((.cse7 (select .cse9 c_~A~0.base))) (<= (let ((.cse0 (select (select .cse9 c_~B~0.base) .cse10)) (.cse1 (select .cse7 .cse8))) (let ((.cse2 (store |c_#memory_int| c_~C~0.base (store .cse5 (+ .cse6 ~C~0.offset 4) (+ .cse0 .cse1))))) (+ .cse0 |c_thread3Thread1of1ForFork1_plus_#res#1| .cse1 c_~csum~0 (select (select .cse2 c_~B~0.base) .cse3) (select (select .cse2 c_~A~0.base) .cse4)))) (+ |c_thread2Thread1of1ForFork0_#t~mem5#1| c_~asum~0 c_~bsum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| (select .cse7 .cse11))))))) (forall ((~C~0.offset Int)) (let ((.cse17 (store .cse12 (+ .cse6 ~C~0.offset) |c_thread3Thread1of1ForFork1_plus_#res#1|))) (let ((.cse18 (store |c_#memory_int| c_~C~0.base .cse17))) (let ((.cse13 (select .cse18 c_~A~0.base))) (<= (+ |c_thread2Thread1of1ForFork0_#t~mem5#1| c_~asum~0 c_~bsum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| (select .cse13 .cse11)) (let ((.cse14 (select (select .cse18 c_~B~0.base) .cse10)) (.cse15 (select .cse13 .cse8))) (let ((.cse16 (store |c_#memory_int| c_~C~0.base (store .cse17 (+ .cse6 ~C~0.offset 4) (+ .cse14 .cse15))))) (+ .cse14 |c_thread3Thread1of1ForFork1_plus_#res#1| .cse15 c_~csum~0 (select (select .cse16 c_~B~0.base) .cse3) (select (select .cse16 c_~A~0.base) .cse4)))))))))))) is different from false [2023-05-04 09:23:05,189 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse8 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse4 (+ c_~A~0.offset .cse8 8)) (.cse5 (+ .cse8 8 c_~B~0.offset)) (.cse10 (+ .cse8 4 c_~B~0.offset)) (.cse11 (+ c_~A~0.offset .cse8 4)) (.cse1 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse12 (select |c_#memory_int| c_~C~0.base)) (.cse13 (+ |c_thread3Thread1of1ForFork1_plus_#in~b#1| |c_thread3Thread1of1ForFork1_plus_~a#1|))) (and (forall ((~C~0.offset Int)) (let ((.cse7 (store .cse12 (+ .cse8 ~C~0.offset) .cse13))) (let ((.cse9 (store |c_#memory_int| c_~C~0.base .cse7))) (let ((.cse0 (select .cse9 c_~A~0.base))) (<= (+ |c_thread2Thread1of1ForFork0_#t~mem5#1| (select .cse0 .cse1) c_~asum~0 c_~bsum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1|) (let ((.cse2 (select .cse0 .cse11)) (.cse6 (select (select .cse9 c_~B~0.base) .cse10))) (let ((.cse3 (store |c_#memory_int| c_~C~0.base (store .cse7 (+ .cse8 ~C~0.offset 4) (+ .cse2 .cse6))))) (+ .cse2 |c_thread3Thread1of1ForFork1_plus_#in~b#1| (select (select .cse3 c_~A~0.base) .cse4) |c_thread3Thread1of1ForFork1_plus_~a#1| c_~csum~0 (select (select .cse3 c_~B~0.base) .cse5) .cse6)))))))) (forall ((~C~0.offset Int)) (let ((.cse17 (store .cse12 (+ .cse8 ~C~0.offset) .cse13))) (let ((.cse18 (store |c_#memory_int| c_~C~0.base .cse17))) (let ((.cse19 (select .cse18 c_~A~0.base))) (<= (let ((.cse14 (select .cse19 .cse11)) (.cse16 (select (select .cse18 c_~B~0.base) .cse10))) (let ((.cse15 (store |c_#memory_int| c_~C~0.base (store .cse17 (+ .cse8 ~C~0.offset 4) (+ .cse14 .cse16))))) (+ .cse14 |c_thread3Thread1of1ForFork1_plus_#in~b#1| (select (select .cse15 c_~A~0.base) .cse4) |c_thread3Thread1of1ForFork1_plus_~a#1| c_~csum~0 (select (select .cse15 c_~B~0.base) .cse5) .cse16))) (+ |c_thread2Thread1of1ForFork0_#t~mem5#1| (select .cse19 .cse1) c_~asum~0 c_~bsum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1|))))))))) is different from false [2023-05-04 09:29:49,333 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse22 (select |c_#memory_int| c_~B~0.base)) (.cse10 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse3 (select .cse22 (+ .cse10 c_~B~0.offset)))) (let ((.cse6 (+ .cse10 8 c_~B~0.offset)) (.cse7 (+ c_~A~0.offset .cse10 8)) (.cse11 (+ c_~A~0.offset .cse10 4)) (.cse13 (+ .cse10 4 c_~B~0.offset)) (.cse1 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse2 (select .cse22 (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4 c_~B~0.offset))) (.cse14 (select |c_#memory_int| c_~C~0.base)) (.cse15 (+ .cse3 |c_thread3Thread1of1ForFork1_#t~mem8#1|))) (and (forall ((~C~0.offset Int)) (let ((.cse9 (store .cse14 (+ .cse10 ~C~0.offset) .cse15))) (let ((.cse12 (store |c_#memory_int| c_~C~0.base .cse9))) (let ((.cse0 (select .cse12 c_~A~0.base))) (<= (+ (select .cse0 .cse1) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| .cse2 |c_thread2Thread1of1ForFork0_#t~ret6#1|) (let ((.cse4 (select (select .cse12 c_~B~0.base) .cse13)) (.cse8 (select .cse0 .cse11))) (let ((.cse5 (store |c_#memory_int| c_~C~0.base (store .cse9 (+ .cse10 ~C~0.offset 4) (+ .cse4 .cse8))))) (+ .cse3 .cse4 (select (select .cse5 c_~B~0.base) .cse6) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse5 c_~A~0.base) .cse7) .cse8)))))))) (forall ((~C~0.offset Int)) (let ((.cse19 (store .cse14 (+ .cse10 ~C~0.offset) .cse15))) (let ((.cse21 (store |c_#memory_int| c_~C~0.base .cse19))) (let ((.cse20 (select .cse21 c_~A~0.base))) (<= (let ((.cse16 (select (select .cse21 c_~B~0.base) .cse13)) (.cse18 (select .cse20 .cse11))) (let ((.cse17 (store |c_#memory_int| c_~C~0.base (store .cse19 (+ .cse10 ~C~0.offset 4) (+ .cse16 .cse18))))) (+ .cse3 .cse16 (select (select .cse17 c_~B~0.base) .cse6) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse17 c_~A~0.base) .cse7) .cse18))) (+ (select .cse20 .cse1) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| .cse2 |c_thread2Thread1of1ForFork0_#t~ret6#1|)))))))))) is different from false [2023-05-04 09:29:51,405 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse22 (select |c_#memory_int| c_~B~0.base)) (.cse7 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse0 (select .cse22 (+ .cse7 c_~B~0.offset)))) (let ((.cse12 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse13 (select .cse22 (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4 c_~B~0.offset))) (.cse3 (+ .cse7 8 c_~B~0.offset)) (.cse4 (+ c_~A~0.offset .cse7 8)) (.cse9 (+ c_~A~0.offset .cse7 4)) (.cse11 (+ .cse7 4 c_~B~0.offset)) (.cse14 (select |c_#memory_int| c_~C~0.base)) (.cse15 (+ .cse0 |c_thread3Thread1of1ForFork1_#t~mem8#1|))) (and (forall ((~C~0.offset Int)) (let ((.cse6 (store .cse14 (+ .cse7 ~C~0.offset) .cse15))) (let ((.cse10 (store |c_#memory_int| c_~C~0.base .cse6))) (let ((.cse8 (select .cse10 c_~A~0.base))) (<= (let ((.cse1 (select (select .cse10 c_~B~0.base) .cse11)) (.cse5 (select .cse8 .cse9))) (let ((.cse2 (store |c_#memory_int| c_~C~0.base (store .cse6 (+ .cse7 ~C~0.offset 4) (+ .cse1 .cse5))))) (+ .cse0 .cse1 (select (select .cse2 c_~B~0.base) .cse3) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse2 c_~A~0.base) .cse4) .cse5))) (+ (select .cse8 .cse12) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| |c_thread2Thread1of1ForFork0_plus_#res#1| .cse13)))))) (forall ((~C~0.offset Int)) (let ((.cse20 (store .cse14 (+ .cse7 ~C~0.offset) .cse15))) (let ((.cse21 (store |c_#memory_int| c_~C~0.base .cse20))) (let ((.cse16 (select .cse21 c_~A~0.base))) (<= (+ (select .cse16 .cse12) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| |c_thread2Thread1of1ForFork0_plus_#res#1| .cse13) (let ((.cse17 (select (select .cse21 c_~B~0.base) .cse11)) (.cse19 (select .cse16 .cse9))) (let ((.cse18 (store |c_#memory_int| c_~C~0.base (store .cse20 (+ .cse7 ~C~0.offset 4) (+ .cse17 .cse19))))) (+ .cse0 .cse17 (select (select .cse18 c_~B~0.base) .cse3) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse18 c_~A~0.base) .cse4) .cse19)))))))))))) is different from false [2023-05-04 09:29:53,439 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse22 (select |c_#memory_int| c_~B~0.base)) (.cse10 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse3 (select .cse22 (+ .cse10 c_~B~0.offset)))) (let ((.cse6 (+ .cse10 8 c_~B~0.offset)) (.cse7 (+ c_~A~0.offset .cse10 8)) (.cse11 (+ c_~A~0.offset .cse10 4)) (.cse13 (+ .cse10 4 c_~B~0.offset)) (.cse1 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse2 (select .cse22 (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4 c_~B~0.offset))) (.cse14 (select |c_#memory_int| c_~C~0.base)) (.cse15 (+ .cse3 |c_thread3Thread1of1ForFork1_#t~mem8#1|))) (and (forall ((~C~0.offset Int)) (let ((.cse9 (store .cse14 (+ .cse10 ~C~0.offset) .cse15))) (let ((.cse12 (store |c_#memory_int| c_~C~0.base .cse9))) (let ((.cse0 (select .cse12 c_~A~0.base))) (<= (+ |c_thread2Thread1of1ForFork0_plus_~a#1| (select .cse0 .cse1) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| |c_thread2Thread1of1ForFork0_plus_~b#1| .cse2) (let ((.cse4 (select (select .cse12 c_~B~0.base) .cse13)) (.cse8 (select .cse0 .cse11))) (let ((.cse5 (store |c_#memory_int| c_~C~0.base (store .cse9 (+ .cse10 ~C~0.offset 4) (+ .cse4 .cse8))))) (+ .cse3 .cse4 (select (select .cse5 c_~B~0.base) .cse6) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse5 c_~A~0.base) .cse7) .cse8)))))))) (forall ((~C~0.offset Int)) (let ((.cse19 (store .cse14 (+ .cse10 ~C~0.offset) .cse15))) (let ((.cse21 (store |c_#memory_int| c_~C~0.base .cse19))) (let ((.cse20 (select .cse21 c_~A~0.base))) (<= (let ((.cse16 (select (select .cse21 c_~B~0.base) .cse13)) (.cse18 (select .cse20 .cse11))) (let ((.cse17 (store |c_#memory_int| c_~C~0.base (store .cse19 (+ .cse10 ~C~0.offset 4) (+ .cse16 .cse18))))) (+ .cse3 .cse16 (select (select .cse17 c_~B~0.base) .cse6) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse17 c_~A~0.base) .cse7) .cse18))) (+ |c_thread2Thread1of1ForFork0_plus_~a#1| (select .cse20 .cse1) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| |c_thread2Thread1of1ForFork0_plus_~b#1| .cse2)))))))))) is different from false [2023-05-04 09:30:44,727 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse22 (select |c_#memory_int| c_~B~0.base)) (.cse7 (* |c_thread3Thread1of1ForFork1_~i~2#1| 4))) (let ((.cse0 (select .cse22 (+ .cse7 c_~B~0.offset)))) (let ((.cse12 (+ c_~A~0.offset 4 (* |c_thread1Thread1of1ForFork2_~i~0#1| 4))) (.cse13 (select .cse22 (+ (* |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4 c_~B~0.offset))) (.cse3 (+ .cse7 8 c_~B~0.offset)) (.cse4 (+ c_~A~0.offset .cse7 8)) (.cse9 (+ c_~A~0.offset .cse7 4)) (.cse11 (+ .cse7 4 c_~B~0.offset)) (.cse14 (select |c_#memory_int| c_~C~0.base)) (.cse15 (+ .cse0 |c_thread3Thread1of1ForFork1_#t~mem8#1|))) (and (forall ((~C~0.offset Int)) (let ((.cse6 (store .cse14 (+ .cse7 ~C~0.offset) .cse15))) (let ((.cse10 (store |c_#memory_int| c_~C~0.base .cse6))) (let ((.cse8 (select .cse10 c_~A~0.base))) (<= (let ((.cse1 (select (select .cse10 c_~B~0.base) .cse11)) (.cse5 (select .cse8 .cse9))) (let ((.cse2 (store |c_#memory_int| c_~C~0.base (store .cse6 (+ .cse7 ~C~0.offset 4) (+ .cse1 .cse5))))) (+ .cse0 .cse1 (select (select .cse2 c_~B~0.base) .cse3) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse2 c_~A~0.base) .cse4) .cse5))) (+ |c_thread2Thread1of1ForFork0_plus_#in~b#1| (select .cse8 .cse12) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| .cse13 |c_thread2Thread1of1ForFork0_plus_#in~a#1|)))))) (forall ((~C~0.offset Int)) (let ((.cse20 (store .cse14 (+ .cse7 ~C~0.offset) .cse15))) (let ((.cse21 (store |c_#memory_int| c_~C~0.base .cse20))) (let ((.cse16 (select .cse21 c_~A~0.base))) (<= (+ |c_thread2Thread1of1ForFork0_plus_#in~b#1| (select .cse16 .cse12) c_~asum~0 |c_thread1Thread1of1ForFork2_#t~mem2#1| .cse13 |c_thread2Thread1of1ForFork0_plus_#in~a#1|) (let ((.cse17 (select (select .cse21 c_~B~0.base) .cse11)) (.cse19 (select .cse16 .cse9))) (let ((.cse18 (store |c_#memory_int| c_~C~0.base (store .cse20 (+ .cse7 ~C~0.offset 4) (+ .cse17 .cse19))))) (+ .cse0 .cse17 (select (select .cse18 c_~B~0.base) .cse3) c_~csum~0 |c_thread3Thread1of1ForFork1_#t~mem8#1| (select (select .cse18 c_~A~0.base) .cse4) .cse19)))))))))))) is different from false Received shutdown request... [2023-05-04 09:33:18,255 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 09:33:18,255 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 09:33:18,255 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 09:33:18,367 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-05-04 09:33:18,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-04 09:33:18,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-04 09:33:18,568 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 593 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 328 known predicates. [2023-05-04 09:33:18,569 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-04 09:33:18,569 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-04 09:33:18,570 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-04 09:33:18,594 INFO L444 BasicCegarLoop]: Path program histogram: [7, 1, 1, 1, 1] [2023-05-04 09:33:18,596 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 09:33:18,597 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 09:33:18,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 09:33:18 BasicIcfg [2023-05-04 09:33:18,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 09:33:18,600 INFO L158 Benchmark]: Toolchain (without parser) took 865006.16ms. Allocated memory was 218.1MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 193.8MB in the beginning and 1.1GB in the end (delta: -866.6MB). Peak memory consumption was 226.0MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,600 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 177.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 09:33:18,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.76ms. Allocated memory was 218.1MB in the beginning and 266.3MB in the end (delta: 48.2MB). Free memory was 193.8MB in the beginning and 238.7MB in the end (delta: -44.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.89ms. Allocated memory is still 266.3MB. Free memory was 238.7MB in the beginning and 236.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,600 INFO L158 Benchmark]: Boogie Preprocessor took 24.69ms. Allocated memory is still 266.3MB. Free memory was 236.1MB in the beginning and 234.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,601 INFO L158 Benchmark]: RCFGBuilder took 535.80ms. Allocated memory is still 266.3MB. Free memory was 234.0MB in the beginning and 208.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,601 INFO L158 Benchmark]: TraceAbstraction took 864205.91ms. Allocated memory was 266.3MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 207.2MB in the beginning and 1.1GB in the end (delta: -853.1MB). Peak memory consumption was 192.3MB. Max. memory is 8.0GB. [2023-05-04 09:33:18,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 177.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 201.76ms. Allocated memory was 218.1MB in the beginning and 266.3MB in the end (delta: 48.2MB). Free memory was 193.8MB in the beginning and 238.7MB in the end (delta: -44.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.89ms. Allocated memory is still 266.3MB. Free memory was 238.7MB in the beginning and 236.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.69ms. Allocated memory is still 266.3MB. Free memory was 236.1MB in the beginning and 234.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 535.80ms. Allocated memory is still 266.3MB. Free memory was 234.0MB in the beginning and 208.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 864205.91ms. Allocated memory was 266.3MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 207.2MB in the beginning and 1.1GB in the end (delta: -853.1MB). Peak memory consumption was 192.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 64610, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 5961, dependent conditional: 5935, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58685, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 36, dependent conditional: 10, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 58685, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 36, dependent conditional: 10, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 46, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 2, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 2, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17780, independent: 17753, independent conditional: 0, independent unconditional: 17753, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17780, independent: 17751, independent conditional: 0, independent unconditional: 17751, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, independent: 37, independent conditional: 0, independent unconditional: 37, dependent: 109, dependent conditional: 5, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 58731, independent: 40896, independent conditional: 0, independent unconditional: 40896, dependent: 55, dependent conditional: 1, dependent unconditional: 54, unknown: 17780, unknown conditional: 1, unknown unconditional: 17779] , Statistics on independence cache: Total cache size (in pairs): 17780, Positive cache size: 17753, Positive conditional cache size: 0, Positive unconditional cache size: 17753, Negative cache size: 27, Negative conditional cache size: 1, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 9, Independence queries for same thread: 5925 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 1639, Number of trivial persistent sets: 920, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27110, independent: 27084, independent conditional: 0, independent unconditional: 27084, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 64610, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 5961, dependent conditional: 5935, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58685, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 36, dependent conditional: 10, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 58685, independent: 58649, independent conditional: 31565, independent unconditional: 27084, dependent: 36, dependent conditional: 10, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 46, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 2, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 58731, independent: 58649, independent conditional: 0, independent unconditional: 58649, dependent: 82, dependent conditional: 2, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17780, independent: 17753, independent conditional: 0, independent unconditional: 17753, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17780, independent: 17751, independent conditional: 0, independent unconditional: 17751, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 27, dependent conditional: 1, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, independent: 37, independent conditional: 0, independent unconditional: 37, dependent: 109, dependent conditional: 5, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 58731, independent: 40896, independent conditional: 0, independent unconditional: 40896, dependent: 55, dependent conditional: 1, dependent unconditional: 54, unknown: 17780, unknown conditional: 1, unknown unconditional: 17779] , Statistics on independence cache: Total cache size (in pairs): 17780, Positive cache size: 17753, Positive conditional cache size: 0, Positive unconditional cache size: 17753, Negative cache size: 27, Negative conditional cache size: 1, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 9, Independence queries for same thread: 5925 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 593 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 328 known predicates. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 593 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 328 known predicates. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 593 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 328 known predicates. - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 593 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 328 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 481 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 864.0s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 6.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 219, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 7412 NumberOfCodeBlocks, 7190 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 10827 ConstructedInterpolants, 0 QuantifiedInterpolants, 32892 SizeOfPredicates, 82 NumberOfNonLiveVariables, 6059 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 26 InterpolantComputations, 3 PerfectInterpolantSequences, 3598/4707 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown