/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:22:00,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:22:00,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:22:00,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 12:22:00,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 12:22:00,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 12:22:00,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 12:22:00,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 12:22:00,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 12:22:00,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 12:22:00,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 12:22:00,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 12:22:00,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 12:22:00,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 12:22:00,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 12:22:00,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 12:22:00,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 12:22:00,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 12:22:00,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 12:22:00,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 12:22:00,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 12:22:00,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 12:22:00,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 12:22:00,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 12:22:00,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 12:22:00,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 12:22:00,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 12:22:00,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 12:22:00,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 12:22:00,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 12:22:00,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 12:22:00,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 12:22:00,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 12:22:00,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 12:22:00,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 12:22:00,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 12:22:00,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 12:22:00,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 12:22:00,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 12:22:00,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 12:22:00,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 12:22:00,918 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 12:22:00,957 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:22:00,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:22:00,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:22:00,958 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:22:00,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:22:00,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:22:00,960 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:22:00,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:22:00,961 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:22:00,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:22:00,962 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:22:00,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:22:00,963 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:22:00,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:22:00,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:22:00,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:22:00,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:22:00,988 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:22:00,988 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:22:01,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:22:01,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:22:01,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:22:01,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:22:01,304 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:22:01,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2021-07-14 12:22:01,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7f62b21/5539fba59fe942748f374946709229cf/FLAGd7cb13970 [2021-07-14 12:22:01,839 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:22:01,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_tso.oepc.i [2021-07-14 12:22:01,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7f62b21/5539fba59fe942748f374946709229cf/FLAGd7cb13970 [2021-07-14 12:22:01,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d7f62b21/5539fba59fe942748f374946709229cf [2021-07-14 12:22:01,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:22:01,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:22:01,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:22:01,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:22:01,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:22:01,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:22:01" (1/1) ... [2021-07-14 12:22:01,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac2740f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:01, skipping insertion in model container [2021-07-14 12:22:01,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:22:01" (1/1) ... [2021-07-14 12:22:01,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:22:01,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:22:02,141 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/safe018_tso.oepc.i[950,963] [2021-07-14 12:22:02,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:22:02,280 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:22:02,289 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/safe018_tso.oepc.i[950,963] [2021-07-14 12:22:02,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:22:02,353 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:22:02,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02 WrapperNode [2021-07-14 12:22:02,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:22:02,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:22:02,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:22:02,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:22:02,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:22:02,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:22:02,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:22:02,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:22:02,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (1/1) ... [2021-07-14 12:22:02,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:22:02,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:22:02,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:22:02,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:22:02,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (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 12:22:02,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:22:02,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:22:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:22:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:22:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:22:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:22:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:22:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:22:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:22:02,524 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 12:22:02,853 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:22:02,853 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:22:02,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:22:02 BoogieIcfgContainer [2021-07-14 12:22:02,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:22:02,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:22:02,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:22:02,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:22:02,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:22:01" (1/3) ... [2021-07-14 12:22:02,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e188a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:22:02, skipping insertion in model container [2021-07-14 12:22:02,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:02" (2/3) ... [2021-07-14 12:22:02,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e188a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:22:02, skipping insertion in model container [2021-07-14 12:22:02,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:22:02" (3/3) ... [2021-07-14 12:22:02,863 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_tso.oepc.i [2021-07-14 12:22:02,872 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:22:02,872 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:22:02,872 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:22:02,873 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:22:02,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,903 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,903 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,904 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,904 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,904 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,904 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,904 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,905 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,905 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,907 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,907 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,908 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,908 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,909 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,924 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,924 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,926 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,926 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,926 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,926 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,926 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,927 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,927 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,927 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,928 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,929 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,929 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,934 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,934 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,936 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,936 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:02,940 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:22:02,957 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 [2021-07-14 12:22:03,014 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:22:03,015 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:22:03,015 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:22:03,015 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:22:03,015 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:22:03,015 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:22:03,015 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:22:03,016 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:22:03,254 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:03,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:03,261 INFO L82 PathProgramCache]: Analyzing trace with hash 730866010, now seen corresponding path program 1 times [2021-07-14 12:22:03,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:03,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938963399] [2021-07-14 12:22:03,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:03,494 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 12:22:03,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:03,496 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938963399] [2021-07-14 12:22:03,496 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938963399] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:03,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:03,497 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:22:03,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646655896] [2021-07-14 12:22:03,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:22:03,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:03,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:22:03,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:22:03,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:03,535 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:03,538 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 12:22:03,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:03,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:22:03,560 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:03,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:03,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1581440974, now seen corresponding path program 1 times [2021-07-14 12:22:03,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:03,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174720429] [2021-07-14 12:22:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:03,755 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 12:22:03,756 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:03,759 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174720429] [2021-07-14 12:22:03,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174720429] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:03,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:03,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:03,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409374103] [2021-07-14 12:22:03,763 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:03,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:03,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:03,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:03,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:03,765 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:03,765 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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 12:22:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:03,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,031 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:22:04,031 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:04,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:04,037 INFO L82 PathProgramCache]: Analyzing trace with hash 350030095, now seen corresponding path program 1 times [2021-07-14 12:22:04,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:04,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751637609] [2021-07-14 12:22:04,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:04,222 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 12:22:04,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:04,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751637609] [2021-07-14 12:22:04,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751637609] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:04,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:04,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:22:04,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622337584] [2021-07-14 12:22:04,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:22:04,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:04,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:22:04,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:22:04,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:04,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 12:22:04,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:04,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:22:04,385 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:04,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:04,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1935676512, now seen corresponding path program 1 times [2021-07-14 12:22:04,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:04,386 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527666948] [2021-07-14 12:22:04,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:04,472 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 12:22:04,472 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:04,472 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527666948] [2021-07-14 12:22:04,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527666948] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:04,473 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:04,473 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:04,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433085542] [2021-07-14 12:22:04,473 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:04,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:04,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:04,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:04,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,474 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:04,474 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 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) [2021-07-14 12:22:04,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:04,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:04,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:04,605 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:22:04,605 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:04,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:04,605 INFO L82 PathProgramCache]: Analyzing trace with hash 885600031, now seen corresponding path program 1 times [2021-07-14 12:22:04,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:04,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105666903] [2021-07-14 12:22:04,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:04,764 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 12:22:04,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:04,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105666903] [2021-07-14 12:22:04,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105666903] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:04,765 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:04,765 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:22:04,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550892913] [2021-07-14 12:22:04,765 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:22:04,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:04,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:22:04,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:22:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:04,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 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 12:22:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:04,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:04,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:04,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:04,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:04,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:04,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:22:04,888 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:04,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:04,888 INFO L82 PathProgramCache]: Analyzing trace with hash 469182922, now seen corresponding path program 2 times [2021-07-14 12:22:04,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:04,888 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474710827] [2021-07-14 12:22:04,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:05,012 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 12:22:05,012 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:05,012 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474710827] [2021-07-14 12:22:05,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474710827] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:05,013 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:05,013 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:05,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378582558] [2021-07-14 12:22:05,013 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:05,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:05,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:05,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:05,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:05,014 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:05,014 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 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) [2021-07-14 12:22:05,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:05,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:05,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:05,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:05,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:05,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:05,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 12:22:05,182 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:22:05,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:22:05 BasicIcfg [2021-07-14 12:22:05,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:22:05,185 INFO L168 Benchmark]: Toolchain (without parser) took 3301.02 ms. Allocated memory was 200.3 MB in the beginning and 241.2 MB in the end (delta: 40.9 MB). Free memory was 161.7 MB in the beginning and 113.5 MB in the end (delta: 48.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,185 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 200.3 MB. Free memory is still 179.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:22:05,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.52 ms. Allocated memory is still 200.3 MB. Free memory was 161.5 MB in the beginning and 172.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.79 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 170.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,186 INFO L168 Benchmark]: Boogie Preprocessor took 18.75 ms. Allocated memory is still 200.3 MB. Free memory was 170.3 MB in the beginning and 169.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,186 INFO L168 Benchmark]: RCFGBuilder took 426.10 ms. Allocated memory is still 200.3 MB. Free memory was 168.8 MB in the beginning and 145.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,186 INFO L168 Benchmark]: TraceAbstraction took 2327.35 ms. Allocated memory was 200.3 MB in the beginning and 241.2 MB in the end (delta: 40.9 MB). Free memory was 145.1 MB in the beginning and 113.5 MB in the end (delta: 31.6 MB). Peak memory consumption was 74.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:05,188 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 200.3 MB. Free memory is still 179.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 466.52 ms. Allocated memory is still 200.3 MB. Free memory was 161.5 MB in the beginning and 172.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 54.79 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 170.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.75 ms. Allocated memory is still 200.3 MB. Free memory was 170.3 MB in the beginning and 169.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 426.10 ms. Allocated memory is still 200.3 MB. Free memory was 168.8 MB in the beginning and 145.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2327.35 ms. Allocated memory was 200.3 MB in the beginning and 241.2 MB in the end (delta: 40.9 MB). Free memory was 145.1 MB in the beginning and 113.5 MB in the end (delta: 31.6 MB). Peak memory consumption was 74.0 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: 10256, positive: 9988, positive conditional: 5310, positive unconditional: 4678, negative: 268, negative conditional: 224, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10204, positive: 9988, positive conditional: 5310, positive unconditional: 4678, negative: 216, negative conditional: 172, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10204, positive: 9765, positive conditional: 0, positive unconditional: 9765, negative: 439, negative conditional: 0, negative unconditional: 439, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1100, positive: 1080, positive conditional: 0, positive unconditional: 1080, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1100, positive: 1074, positive conditional: 0, positive unconditional: 1074, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10204, positive: 8685, positive conditional: 0, positive unconditional: 8685, negative: 419, negative conditional: 0, negative unconditional: 419, unknown: 1100, unknown conditional: 0, unknown unconditional: 1100] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077 ], Maximal queried relation: 6, Independence queries for same thread: 52 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 246, Number of persistent set computation: 299, Number of trivial persistent sets: 72, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10256, positive: 9988, positive conditional: 5310, positive unconditional: 4678, negative: 268, negative conditional: 224, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10204, positive: 9988, positive conditional: 5310, positive unconditional: 4678, negative: 216, negative conditional: 172, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10204, positive: 9765, positive conditional: 0, positive unconditional: 9765, negative: 439, negative conditional: 0, negative unconditional: 439, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1100, positive: 1080, positive conditional: 0, positive unconditional: 1080, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1100, positive: 1074, positive conditional: 0, positive unconditional: 1074, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10204, positive: 8685, positive conditional: 0, positive unconditional: 8685, negative: 419, negative conditional: 0, negative unconditional: 419, unknown: 1100, unknown conditional: 0, unknown unconditional: 1100] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077, SemanticConditionEliminator.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1377, positive: 223, positive conditional: 223, positive unconditional: 0, negative: 1154, negative conditional: 49, negative unconditional: 1105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 17, positive conditional: 11, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 49, positive conditional: 24, positive unconditional: 25, negative: 131, negative conditional: 19, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1377, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1143, negative conditional: 38, negative unconditional: 1105, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1122, Positive cache size: 1091, Positive conditional cache size: 11, Positive unconditional cache size: 1080, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 1077 ], Maximal queried relation: 6, Independence queries for same thread: 52 - 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: 2212.0ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.4ms, PartialOrderReductionTime: 1069.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 27.1ms SsaConstructionTime, 191.1ms SatisfiabilityAnalysisTime, 647.8ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 821 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...