/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:16:35,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:16:35,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:16:35,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 05:16:35,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 05:16:35,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 05:16:35,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 05:16:35,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 05:16:35,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 05:16:35,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 05:16:35,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 05:16:35,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 05:16:35,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 05:16:35,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 05:16:35,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 05:16:35,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 05:16:35,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 05:16:35,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 05:16:35,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 05:16:35,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 05:16:35,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 05:16:35,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 05:16:35,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 05:16:35,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 05:16:35,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-17 05:16:35,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-17 05:16:35,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-17 05:16:35,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-17 05:16:35,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-17 05:16:35,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-17 05:16:35,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 05:16:35,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 05:16:35,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 05:16:35,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 05:16:35,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 05:16:35,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 05:16:35,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 05:16:35,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 05:16:35,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:16:35,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:16:35,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:16:35,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:16:35,933 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:16:35,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:16:35,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:16:35,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:16:35,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:16:35,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:16:35,935 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:16:35,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:16:35,935 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:16:35,936 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:16:35,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:16:35,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:16:35,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:16:35,938 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:16:35,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:16:35,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:16:35,939 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:16:35,939 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:16:36,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:16:36,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:16:36,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:16:36,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:16:36,290 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:16:36,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-06-17 05:16:36,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11920894c/cd631d36c6b34f45bd5b46e5e9c0c5a4/FLAGa9463a50e [2021-06-17 05:16:37,010 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:16:37,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-06-17 05:16:37,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11920894c/cd631d36c6b34f45bd5b46e5e9c0c5a4/FLAGa9463a50e [2021-06-17 05:16:37,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11920894c/cd631d36c6b34f45bd5b46e5e9c0c5a4 [2021-06-17 05:16:37,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:16:37,357 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:16:37,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:37,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:16:37,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:16:37,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f734bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37, skipping insertion in model container [2021-06-17 05:16:37,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:16:37,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:16:37,611 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i[949,962] [2021-06-17 05:16:37,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:37,770 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:16:37,778 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i[949,962] [2021-06-17 05:16:37,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:37,866 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:16:37,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37 WrapperNode [2021-06-17 05:16:37,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:37,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:37,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:16:37,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:16:37,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:37,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:16:37,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:16:37,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:16:37,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... [2021-06-17 05:16:37,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:16:37,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:16:37,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:16:37,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:16:37,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:16:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:16:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:16:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:16:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:16:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:16:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:16:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:16:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:16:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 05:16:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 05:16:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:16:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:16:38,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:16:38,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:16:38,016 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:16:38,487 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:16:38,488 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:16:38,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:38 BoogieIcfgContainer [2021-06-17 05:16:38,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:16:38,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:16:38,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:16:38,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:16:38,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:16:37" (1/3) ... [2021-06-17 05:16:38,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568dd4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:38, skipping insertion in model container [2021-06-17 05:16:38,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:37" (2/3) ... [2021-06-17 05:16:38,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568dd4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:38, skipping insertion in model container [2021-06-17 05:16:38,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:38" (3/3) ... [2021-06-17 05:16:38,498 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_tso.opt.i [2021-06-17 05:16:38,504 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:16:38,504 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:16:38,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:16:38,505 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:16:38,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,540 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,541 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,541 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,541 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,541 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,541 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,542 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,542 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,543 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,543 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,546 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,546 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,547 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,551 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,551 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,551 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,554 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,554 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,554 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,554 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,562 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,563 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,563 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:38,565 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:16:38,585 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:16:38,640 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:16:38,641 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:16:38,641 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:16:38,641 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:16:38,641 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:16:38,641 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:16:38,641 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:16:38,642 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:16:38,864 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:38,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:38,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1054817342, now seen corresponding path program 1 times [2021-06-17 05:16:38,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:38,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845646686] [2021-06-17 05:16:38,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:39,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:39,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845646686] [2021-06-17 05:16:39,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845646686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:39,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:39,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:16:39,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059314242] [2021-06-17 05:16:39,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:16:39,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:39,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:16:39,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:16:39,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,131 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:39,133 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:39,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,153 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:16:39,153 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:39,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:39,154 INFO L82 PathProgramCache]: Analyzing trace with hash 418744919, now seen corresponding path program 1 times [2021-06-17 05:16:39,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:39,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794003854] [2021-06-17 05:16:39,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:39,313 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:39,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794003854] [2021-06-17 05:16:39,317 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794003854] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:39,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:39,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:16:39,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231977015] [2021-06-17 05:16:39,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:16:39,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:39,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:16:39,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:16:39,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,328 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:39,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:39,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:39,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:16:39,466 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:39,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:39,466 INFO L82 PathProgramCache]: Analyzing trace with hash 525133656, now seen corresponding path program 1 times [2021-06-17 05:16:39,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:39,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367086600] [2021-06-17 05:16:39,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:39,659 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:39,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367086600] [2021-06-17 05:16:39,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367086600] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:39,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:39,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:16:39,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291628305] [2021-06-17 05:16:39,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:16:39,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:39,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:16:39,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:16:39,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:39,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:39,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:39,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:39,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:16:39,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:16:39,822 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:39,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:39,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1576618133, now seen corresponding path program 1 times [2021-06-17 05:16:39,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:39,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479224396] [2021-06-17 05:16:39,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:39,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:39,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479224396] [2021-06-17 05:16:39,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479224396] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:39,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:39,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:16:39,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977316503] [2021-06-17 05:16:39,927 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:16:39,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:39,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:16:39,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:16:39,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,928 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:39,928 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:39,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:39,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:39,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:16:39,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:40,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:40,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:40,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:40,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:16:40,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:16:40,528 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:40,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:40,529 INFO L82 PathProgramCache]: Analyzing trace with hash 264825409, now seen corresponding path program 2 times [2021-06-17 05:16:40,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:40,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132829557] [2021-06-17 05:16:40,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:40,674 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:40,674 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132829557] [2021-06-17 05:16:40,674 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132829557] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:40,675 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:40,675 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:16:40,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993827333] [2021-06-17 05:16:40,676 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:16:40,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:40,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:16:40,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:16:40,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:40,677 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:40,678 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 05:16:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:16:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:41,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:41,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:41,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:41,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:16:41,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 05:16:41,270 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:16:41,279 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:16:41,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:16:41 BasicIcfg [2021-06-17 05:16:41,281 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:16:41,281 INFO L168 Benchmark]: Toolchain (without parser) took 3924.37 ms. Allocated memory was 231.7 MB in the beginning and 278.9 MB in the end (delta: 47.2 MB). Free memory was 194.7 MB in the beginning and 202.8 MB in the end (delta: -8.2 MB). Peak memory consumption was 148.8 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,282 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 231.7 MB. Free memory was 213.4 MB in the beginning and 213.3 MB in the end (delta: 120.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:16:41,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.28 ms. Allocated memory is still 231.7 MB. Free memory was 194.6 MB in the beginning and 193.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.96 ms. Allocated memory is still 231.7 MB. Free memory was 193.5 MB in the beginning and 191.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,283 INFO L168 Benchmark]: Boogie Preprocessor took 22.43 ms. Allocated memory is still 231.7 MB. Free memory was 191.3 MB in the beginning and 190.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,283 INFO L168 Benchmark]: RCFGBuilder took 556.75 ms. Allocated memory is still 231.7 MB. Free memory was 190.0 MB in the beginning and 167.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,283 INFO L168 Benchmark]: TraceAbstraction took 2788.14 ms. Allocated memory was 231.7 MB in the beginning and 278.9 MB in the end (delta: 47.2 MB). Free memory was 167.0 MB in the beginning and 202.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:41,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 231.7 MB. Free memory was 213.4 MB in the beginning and 213.3 MB in the end (delta: 120.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 507.28 ms. Allocated memory is still 231.7 MB. Free memory was 194.6 MB in the beginning and 193.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.96 ms. Allocated memory is still 231.7 MB. Free memory was 193.5 MB in the beginning and 191.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 22.43 ms. Allocated memory is still 231.7 MB. Free memory was 191.3 MB in the beginning and 190.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 556.75 ms. Allocated memory is still 231.7 MB. Free memory was 190.0 MB in the beginning and 167.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2788.14 ms. Allocated memory was 231.7 MB in the beginning and 278.9 MB in the end (delta: 47.2 MB). Free memory was 167.0 MB in the beginning and 202.8 MB in the end (delta: -35.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15605, positive: 15181, positive conditional: 12982, positive unconditional: 2199, negative: 424, negative conditional: 397, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15326, positive: 15181, positive conditional: 12982, positive unconditional: 2199, negative: 145, negative conditional: 118, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15326, positive: 14949, positive conditional: 0, positive unconditional: 14949, negative: 377, negative conditional: 0, negative unconditional: 377, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1078, positive: 1061, positive conditional: 0, positive unconditional: 1061, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1078, positive: 1057, positive conditional: 0, positive unconditional: 1057, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15326, positive: 13888, positive conditional: 0, positive unconditional: 13888, negative: 360, negative conditional: 0, negative unconditional: 360, unknown: 1078, unknown conditional: 0, unknown unconditional: 1078] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932 ], Maximal queried relation: 5, Independence queries for same thread: 279 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 581, Number of persistent set computation: 5165, Number of trivial persistent sets: 2358, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15605, positive: 15181, positive conditional: 12982, positive unconditional: 2199, negative: 424, negative conditional: 397, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15326, positive: 15181, positive conditional: 12982, positive unconditional: 2199, negative: 145, negative conditional: 118, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15326, positive: 14949, positive conditional: 0, positive unconditional: 14949, negative: 377, negative conditional: 0, negative unconditional: 377, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1078, positive: 1061, positive conditional: 0, positive unconditional: 1061, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1078, positive: 1057, positive conditional: 0, positive unconditional: 1057, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15326, positive: 13888, positive conditional: 0, positive unconditional: 13888, negative: 360, negative conditional: 0, negative unconditional: 360, unknown: 1078, unknown conditional: 0, unknown unconditional: 1078] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932, SemanticConditionEliminator.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1299, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1067, negative conditional: 86, negative unconditional: 981, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 2, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 45, positive conditional: 29, positive unconditional: 15, negative: 96, negative conditional: 6, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1299, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 1065, negative conditional: 84, negative unconditional: 981, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1071, Positive conditional cache size: 10, Positive unconditional cache size: 1061, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Eliminated conditions: 932 ], Maximal queried relation: 5, Independence queries for same thread: 279 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2670.7ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.9ms, PartialOrderReductionTime: 1711.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.3ms SsaConstructionTime, 201.9ms SatisfiabilityAnalysisTime, 488.8ms InterpolantComputationTime, 306 NumberOfCodeBlocks, 306 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 301 ConstructedInterpolants, 0 QuantifiedInterpolants, 567 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...