/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:09:22,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:09:22,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:09:22,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 20:09:22,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 20:09:22,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 20:09:22,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 20:09:22,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 20:09:22,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 20:09:22,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 20:09:22,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 20:09:22,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 20:09:22,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 20:09:22,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 20:09:22,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 20:09:22,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 20:09:22,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 20:09:22,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 20:09:22,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 20:09:22,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 20:09:22,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 20:09:22,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 20:09:22,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 20:09:22,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 20:09:22,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 20:09:22,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 20:09:22,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 20:09:22,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 20:09:22,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 20:09:22,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 20:09:22,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 20:09:22,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 20:09:22,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 20:09:22,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 20:09:22,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 20:09:22,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 20:09:22,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 20:09:22,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 20:09:22,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:09:22,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:09:22,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:09:22,660 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-Random42.epf [2021-07-14 20:09:22,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:09:22,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:09:22,688 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:09:22,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:09:22,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:09:22,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:09:22,690 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:09:22,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:09:22,691 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:09:22,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:09:22,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:09:22,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:09:22,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:09:22,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:09:22,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:09:22,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:09:22,693 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:09:22,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:09:22,694 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:09:22,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:09:22,694 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:09:22,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:09:23,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:09:23,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:09:23,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:09:23,009 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:09:23,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.opt.i [2021-07-14 20:09:23,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34e61ce48/d85f016f5c0b4dc8a8dc4613a06a598f/FLAGd1a18b9c9 [2021-07-14 20:09:23,488 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:09:23,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.opt.i [2021-07-14 20:09:23,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34e61ce48/d85f016f5c0b4dc8a8dc4613a06a598f/FLAGd1a18b9c9 [2021-07-14 20:09:23,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34e61ce48/d85f016f5c0b4dc8a8dc4613a06a598f [2021-07-14 20:09:23,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:09:23,858 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:09:23,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:09:23,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:09:23,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:09:23,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:09:23" (1/1) ... [2021-07-14 20:09:23,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79db5852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:23, skipping insertion in model container [2021-07-14 20:09:23,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:09:23" (1/1) ... [2021-07-14 20:09:23,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:09:23,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:09:23,992 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/safe019_pso.opt.i[949,962] [2021-07-14 20:09:24,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:09:24,161 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:09:24,171 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/safe019_pso.opt.i[949,962] [2021-07-14 20:09:24,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:09:24,228 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:09:24,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24 WrapperNode [2021-07-14 20:09:24,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:09:24,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:09:24,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:09:24,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:09:24,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:09:24,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:09:24,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:09:24,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:09:24,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (1/1) ... [2021-07-14 20:09:24,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:09:24,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:09:24,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:09:24,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:09:24,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (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 [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 20:09:24,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 20:09:24,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 20:09:24,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 20:09:24,351 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 20:09:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 20:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 20:09:24,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:09:24,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:09:24,353 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 20:09:24,591 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:09:24,592 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 20:09:24,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:09:24 BoogieIcfgContainer [2021-07-14 20:09:24,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:09:24,594 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:09:24,594 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:09:24,596 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:09:24,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:09:23" (1/3) ... [2021-07-14 20:09:24,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759e9c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:09:24, skipping insertion in model container [2021-07-14 20:09:24,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:24" (2/3) ... [2021-07-14 20:09:24,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759e9c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:09:24, skipping insertion in model container [2021-07-14 20:09:24,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:09:24" (3/3) ... [2021-07-14 20:09:24,598 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_pso.opt.i [2021-07-14 20:09:24,602 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:09:24,602 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:09:24,602 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 20:09:24,603 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:09:24,645 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,647 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,651 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,652 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,654 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,654 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,654 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,654 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,658 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,658 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,660 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,660 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,660 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,660 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,661 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,662 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,662 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:24,663 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 20:09:24,679 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-07-14 20:09:24,792 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:09:24,792 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:09:24,792 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:09:24,792 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:09:24,792 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:09:24,793 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:09:24,793 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:09:24,793 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 20:09:24,935 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:24,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:24,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1560105629, now seen corresponding path program 1 times [2021-07-14 20:09:24,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:24,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760376271] [2021-07-14 20:09:24,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:25,310 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:25,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760376271] [2021-07-14 20:09:25,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760376271] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:25,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:25,312 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:09:25,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705763061] [2021-07-14 20:09:25,319 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:09:25,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:25,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:09:25,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:09:25,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:25,341 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:25,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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) [2021-07-14 20:09:25,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:27,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:27,605 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:09:27,605 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:27,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:27,608 INFO L82 PathProgramCache]: Analyzing trace with hash -381899317, now seen corresponding path program 2 times [2021-07-14 20:09:27,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:27,609 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417512714] [2021-07-14 20:09:27,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:27,795 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:27,795 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417512714] [2021-07-14 20:09:27,795 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417512714] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:27,796 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:27,796 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:09:27,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553942943] [2021-07-14 20:09:27,797 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:09:27,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:27,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:09:27,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:09:27,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:27,798 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:27,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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) [2021-07-14 20:09:27,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:27,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:29,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:29,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:29,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 20:09:29,765 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:29,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:29,766 INFO L82 PathProgramCache]: Analyzing trace with hash -395221941, now seen corresponding path program 3 times [2021-07-14 20:09:29,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:29,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388418099] [2021-07-14 20:09:29,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:29,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:29,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:29,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388418099] [2021-07-14 20:09:29,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388418099] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:29,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:29,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:09:29,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862066131] [2021-07-14 20:09:29,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:09:29,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:29,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:09:29,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:09:29,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:29,913 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:29,913 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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) [2021-07-14 20:09:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:29,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:31,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:31,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:31,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:31,746 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 20:09:31,746 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:31,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:31,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1826646665, now seen corresponding path program 4 times [2021-07-14 20:09:31,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:31,747 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478285748] [2021-07-14 20:09:31,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:31,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:31,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:31,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478285748] [2021-07-14 20:09:31,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478285748] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:31,837 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:31,837 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-14 20:09:31,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741811026] [2021-07-14 20:09:31,838 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 20:09:31,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:31,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 20:09:31,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 20:09:31,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:31,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:31,839 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 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) [2021-07-14 20:09:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:31,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:35,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 20:09:35,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:35,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:35,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:35,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 20:09:35,100 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:35,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:35,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1455346491, now seen corresponding path program 5 times [2021-07-14 20:09:35,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:35,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543081983] [2021-07-14 20:09:35,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:35,243 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:35,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543081983] [2021-07-14 20:09:35,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543081983] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:35,243 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:35,243 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:09:35,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473190064] [2021-07-14 20:09:35,244 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:09:35,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:35,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:09:35,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:09:35,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:35,244 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:35,245 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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) [2021-07-14 20:09:35,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 20:09:35,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:35,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:35,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:35,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:41,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:41,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:41,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:41,611 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 20:09:41,632 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:09:41,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:09:41 BasicIcfg [2021-07-14 20:09:41,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:09:41,634 INFO L168 Benchmark]: Toolchain (without parser) took 17775.77 ms. Allocated memory was 202.4 MB in the beginning and 5.9 GB in the end (delta: 5.7 GB). Free memory was 165.5 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 878.3 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,635 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 202.4 MB. Free memory was 184.0 MB in the beginning and 183.9 MB in the end (delta: 89.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:09:41,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.30 ms. Allocated memory is still 202.4 MB. Free memory was 165.2 MB in the beginning and 175.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.63 ms. Allocated memory is still 202.4 MB. Free memory was 175.2 MB in the beginning and 173.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,635 INFO L168 Benchmark]: Boogie Preprocessor took 39.24 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 172.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,636 INFO L168 Benchmark]: RCFGBuilder took 293.62 ms. Allocated memory is still 202.4 MB. Free memory was 172.0 MB in the beginning and 145.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,636 INFO L168 Benchmark]: TraceAbstraction took 17039.48 ms. Allocated memory was 202.4 MB in the beginning and 5.9 GB in the end (delta: 5.7 GB). Free memory was 145.3 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 858.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:41,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 202.4 MB. Free memory was 184.0 MB in the beginning and 183.9 MB in the end (delta: 89.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 367.30 ms. Allocated memory is still 202.4 MB. Free memory was 165.2 MB in the beginning and 175.2 MB in the end (delta: -10.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.63 ms. Allocated memory is still 202.4 MB. Free memory was 175.2 MB in the beginning and 173.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 39.24 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 172.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 293.62 ms. Allocated memory is still 202.4 MB. Free memory was 172.0 MB in the beginning and 145.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17039.48 ms. Allocated memory was 202.4 MB in the beginning and 5.9 GB in the end (delta: 5.7 GB). Free memory was 145.3 MB in the beginning and 5.3 GB in the end (delta: -5.1 GB). Peak memory consumption was 858.0 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: 1012867, positive: 982004, positive conditional: 968144, positive unconditional: 13860, negative: 30863, negative conditional: 30688, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 990666, positive: 982004, positive conditional: 968144, positive unconditional: 13860, negative: 8662, negative conditional: 8487, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 990666, positive: 968969, positive conditional: 0, positive unconditional: 968969, negative: 21697, negative conditional: 0, negative unconditional: 21697, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2200, positive: 2170, positive conditional: 0, positive unconditional: 2170, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2200, positive: 2158, positive conditional: 0, positive unconditional: 2158, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 990666, positive: 966799, positive conditional: 0, positive unconditional: 966799, negative: 21667, negative conditional: 0, negative unconditional: 21667, unknown: 2200, unknown conditional: 0, unknown unconditional: 2200] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755 ], Maximal queried relation: 5, Independence queries for same thread: 22201 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1129, Number of persistent set computation: 22766, Number of trivial persistent sets: 18282, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1012867, positive: 982004, positive conditional: 968144, positive unconditional: 13860, negative: 30863, negative conditional: 30688, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 990666, positive: 982004, positive conditional: 968144, positive unconditional: 13860, negative: 8662, negative conditional: 8487, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 990666, positive: 968969, positive conditional: 0, positive unconditional: 968969, negative: 21697, negative conditional: 0, negative unconditional: 21697, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2200, positive: 2170, positive conditional: 0, positive unconditional: 2170, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2200, positive: 2158, positive conditional: 0, positive unconditional: 2158, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 990666, positive: 966799, positive conditional: 0, positive unconditional: 966799, negative: 21667, negative conditional: 0, negative unconditional: 21667, unknown: 2200, unknown conditional: 0, unknown unconditional: 2200] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755, SemanticConditionEliminator.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70450, positive: 13035, positive conditional: 13035, positive unconditional: 0, negative: 57415, negative conditional: 3460, negative unconditional: 53955, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 36, positive conditional: 24, positive unconditional: 12, negative: 45, negative conditional: 15, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 176, positive: 66, positive conditional: 31, positive unconditional: 35, negative: 110, negative conditional: 33, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70450, positive: 13011, positive conditional: 13011, positive unconditional: 0, negative: 57400, negative conditional: 3445, negative unconditional: 53955, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2239, Positive cache size: 2194, Positive conditional cache size: 24, Positive unconditional cache size: 2170, Negative cache size: 45, Negative conditional cache size: 15, Negative unconditional cache size: 30, Eliminated conditions: 53755 ], Maximal queried relation: 5, Independence queries for same thread: 22201 - 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 9 procedures, 127 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16941.3ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.0ms, PartialOrderReductionTime: 15808.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 67, 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: 16.9ms SsaConstructionTime, 146.7ms SatisfiabilityAnalysisTime, 685.8ms InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 1506 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...