/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 05:10:42,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 05:10:42,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 05:10:42,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-12 05:10:42,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-12 05:10:42,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-12 05:10:42,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-12 05:10:42,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-12 05:10:42,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-12 05:10:42,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-12 05:10:42,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-12 05:10:42,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-12 05:10:42,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 05:10:42,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 05:10:42,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 05:10:42,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 05:10:42,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 05:10:42,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 05:10:42,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 05:10:42,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 05:10:42,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 05:10:42,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 05:10:42,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 05:10:42,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 05:10:42,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-12 05:10:42,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-12 05:10:42,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-12 05:10:42,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-12 05:10:42,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-12 05:10:42,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-12 05:10:42,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-12 05:10:42,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-12 05:10:42,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-12 05:10:42,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-12 05:10:42,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-12 05:10:42,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-12 05:10:42,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-12 05:10:42,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-12 05:10:42,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 05:10:42,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 05:10:42,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 05:10:42,442 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-Sleep-NoLbe-Delay.epf [2021-03-12 05:10:42,474 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 05:10:42,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 05:10:42,474 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 05:10:42,474 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 05:10:42,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 05:10:42,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 05:10:42,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 05:10:42,476 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 05:10:42,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 05:10:42,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 05:10:42,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 05:10:42,478 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 05:10:42,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 05:10:42,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 05:10:42,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 05:10:42,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 05:10:42,769 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 05:10:42,770 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 05:10:42,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2021-03-12 05:10:42,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214fdf5d8/b2771ece21d140f79fcdfd37db54dd37/FLAGe15bf394b [2021-03-12 05:10:43,303 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 05:10:43,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i [2021-03-12 05:10:43,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214fdf5d8/b2771ece21d140f79fcdfd37db54dd37/FLAGe15bf394b [2021-03-12 05:10:43,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/214fdf5d8/b2771ece21d140f79fcdfd37db54dd37 [2021-03-12 05:10:43,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 05:10:43,648 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 05:10:43,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 05:10:43,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 05:10:43,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 05:10:43,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:10:43" (1/1) ... [2021-03-12 05:10:43,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec44434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:43, skipping insertion in model container [2021-03-12 05:10:43,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 05:10:43" (1/1) ... [2021-03-12 05:10:43,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 05:10:43,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 05:10:43,790 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i[949,962] [2021-03-12 05:10:43,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:10:43,951 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 05:10:43,960 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_tso.opt.i[949,962] [2021-03-12 05:10:43,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 05:10:44,032 INFO L208 MainTranslator]: Completed translation [2021-03-12 05:10:44,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44 WrapperNode [2021-03-12 05:10:44,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 05:10:44,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 05:10:44,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 05:10:44,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 05:10:44,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 05:10:44,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 05:10:44,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 05:10:44,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 05:10:44,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (1/1) ... [2021-03-12 05:10:44,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 05:10:44,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 05:10:44,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 05:10:44,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 05:10:44,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (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 [2021-03-12 05:10:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 05:10:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 05:10:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 05:10:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 05:10:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 05:10:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 05:10:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 05:10:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 05:10:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 05:10:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 05:10:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-12 05:10:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-12 05:10:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 05:10:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 05:10:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 05:10:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 05:10:44,152 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 05:10:44,462 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 05:10:44,462 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 05:10:44,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:10:44 BoogieIcfgContainer [2021-03-12 05:10:44,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 05:10:44,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 05:10:44,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 05:10:44,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 05:10:44,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 05:10:43" (1/3) ... [2021-03-12 05:10:44,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e3e585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:10:44, skipping insertion in model container [2021-03-12 05:10:44,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 05:10:44" (2/3) ... [2021-03-12 05:10:44,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e3e585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:10:44, skipping insertion in model container [2021-03-12 05:10:44,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:10:44" (3/3) ... [2021-03-12 05:10:44,468 INFO L111 eAbstractionObserver]: Analyzing ICFG safe027_tso.opt.i [2021-03-12 05:10:44,472 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 05:10:44,472 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 05:10:44,475 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 05:10:44,476 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 05:10:44,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,495 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,495 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,495 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,498 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,500 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,502 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,502 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,503 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,503 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,506 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,506 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,506 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,506 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,507 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,508 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 05:10:44,510 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 05:10:44,521 INFO L253 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 [2021-03-12 05:10:44,557 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 05:10:44,557 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 05:10:44,557 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 05:10:44,557 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 05:10:44,557 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 05:10:44,557 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 05:10:44,557 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 05:10:44,557 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 05:10:44,582 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:10:44,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:10:44,586 INFO L82 PathProgramCache]: Analyzing trace with hash 569513446, now seen corresponding path program 1 times [2021-03-12 05:10:44,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:10:44,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406176128] [2021-03-12 05:10:44,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:10:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:10:44,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:10:44,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406176128] [2021-03-12 05:10:44,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:10:44,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:10:44,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142316975] [2021-03-12 05:10:44,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:10:44,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:10:44,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:10:44,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:10:44,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:44,948 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:10:44,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-03-12 05:10:44,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:47,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:47,465 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 05:10:47,465 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:10:47,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:10:47,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1966568898, now seen corresponding path program 2 times [2021-03-12 05:10:47,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:10:47,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580325194] [2021-03-12 05:10:47,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:10:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:10:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:10:47,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580325194] [2021-03-12 05:10:47,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:10:47,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:10:47,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759062607] [2021-03-12 05:10:47,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:10:47,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:10:47,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:10:47,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:10:47,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:47,658 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:10:47,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-03-12 05:10:47,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:47,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:48,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:48,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:48,754 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 05:10:48,754 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:10:48,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:10:48,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1461846082, now seen corresponding path program 3 times [2021-03-12 05:10:48,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:10:48,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137911931] [2021-03-12 05:10:48,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:10:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:10:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:10:48,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137911931] [2021-03-12 05:10:48,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:10:48,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-12 05:10:48,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072472333] [2021-03-12 05:10:48,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 05:10:48,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:10:48,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 05:10:48,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-12 05:10:48,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:48,886 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:10:48,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 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) [2021-03-12 05:10:48,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:48,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:48,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:49,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:10:49,638 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 05:10:49,638 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:10:49,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:10:49,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1646773438, now seen corresponding path program 4 times [2021-03-12 05:10:49,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:10:49,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590478412] [2021-03-12 05:10:49,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:10:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:10:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:10:49,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590478412] [2021-03-12 05:10:49,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:10:49,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:10:49,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579946369] [2021-03-12 05:10:49,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:10:49,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:10:49,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:10:49,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:10:49,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:49,758 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:10:49,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-03-12 05:10:49,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:49,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:49,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:10:49,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:50,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:50,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:50,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:10:50,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:50,965 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 05:10:50,965 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 05:10:50,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 05:10:50,966 INFO L82 PathProgramCache]: Analyzing trace with hash 229248122, now seen corresponding path program 5 times [2021-03-12 05:10:50,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 05:10:50,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105131659] [2021-03-12 05:10:50,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 05:10:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 05:10:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 05:10:51,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105131659] [2021-03-12 05:10:51,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 05:10:51,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 05:10:51,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399691269] [2021-03-12 05:10:51,028 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 05:10:51,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 05:10:51,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 05:10:51,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 05:10:51,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:51,029 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 05:10:51,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2021-03-12 05:10:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:51,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:10:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:51,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 05:10:53,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 05:10:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 05:10:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 05:10:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 05:10:53,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 05:10:53,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 05:10:53 BasicIcfg [2021-03-12 05:10:53,263 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 05:10:53,264 INFO L168 Benchmark]: Toolchain (without parser) took 9618.01 ms. Allocated memory was 255.9 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 234.9 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 909.5 MB. Max. memory is 16.0 GB. [2021-03-12 05:10:53,264 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 05:10:53,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.88 ms. Allocated memory was 255.9 MB in the beginning and 335.5 MB in the end (delta: 79.7 MB). Free memory was 234.3 MB in the beginning and 298.9 MB in the end (delta: -64.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-12 05:10:53,265 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.44 ms. Allocated memory is still 335.5 MB. Free memory was 298.9 MB in the beginning and 296.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-12 05:10:53,265 INFO L168 Benchmark]: Boogie Preprocessor took 13.94 ms. Allocated memory is still 335.5 MB. Free memory was 296.9 MB in the beginning and 295.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 05:10:53,265 INFO L168 Benchmark]: RCFGBuilder took 389.60 ms. Allocated memory is still 335.5 MB. Free memory was 295.6 MB in the beginning and 271.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-12 05:10:53,266 INFO L168 Benchmark]: TraceAbstraction took 8798.58 ms. Allocated memory was 335.5 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 271.0 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 868.7 MB. Max. memory is 16.0 GB. [2021-03-12 05:10:53,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 383.88 ms. Allocated memory was 255.9 MB in the beginning and 335.5 MB in the end (delta: 79.7 MB). Free memory was 234.3 MB in the beginning and 298.9 MB in the end (delta: -64.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 25.44 ms. Allocated memory is still 335.5 MB. Free memory was 298.9 MB in the beginning and 296.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.94 ms. Allocated memory is still 335.5 MB. Free memory was 296.9 MB in the beginning and 295.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 389.60 ms. Allocated memory is still 335.5 MB. Free memory was 295.6 MB in the beginning and 271.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 8798.58 ms. Allocated memory was 335.5 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 271.0 MB in the beginning and 2.3 GB in the end (delta: -2.0 GB). Peak memory consumption was 868.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 665965, positive: 643843, positive conditional: 643843, positive unconditional: 0, negative: 22122, negative conditional: 22122, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 647790, positive: 643843, positive conditional: 643843, positive unconditional: 0, negative: 3947, negative conditional: 3947, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 647790, positive: 635446, positive conditional: 0, positive unconditional: 635446, negative: 12344, negative conditional: 0, negative unconditional: 12344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 959, positive: 946, positive conditional: 0, positive unconditional: 946, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 959, positive: 937, positive conditional: 0, positive unconditional: 937, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 647790, positive: 634500, positive conditional: 0, positive unconditional: 634500, negative: 12331, negative conditional: 0, negative unconditional: 12331, unknown: 959, unknown conditional: 0, unknown unconditional: 959] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34125, positive: 8379, positive conditional: 8379, positive unconditional: 0, negative: 25717, negative conditional: 1930, negative unconditional: 23787, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, Eliminated conditions: 23787, SemanticConditionEliminator.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34125, positive: 8379, positive conditional: 8379, positive unconditional: 0, negative: 25717, negative conditional: 1930, negative unconditional: 23787, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, Eliminated conditions: 23787, SemanticConditionEliminator.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34125, positive: 8379, positive conditional: 8379, positive unconditional: 0, negative: 25717, negative conditional: 1930, negative unconditional: 23787, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, Eliminated conditions: 23787, SemanticConditionEliminator.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34125, positive: 8379, positive conditional: 8379, positive unconditional: 0, negative: 25717, negative conditional: 1930, negative unconditional: 23787, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, Eliminated conditions: 23787, SemanticConditionEliminator.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34125, positive: 8397, positive conditional: 8397, positive unconditional: 0, negative: 25728, negative conditional: 1941, negative unconditional: 23787, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 27, positive conditional: 18, positive unconditional: 9, negative: 24, negative conditional: 11, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 209, positive: 112, positive conditional: 65, positive unconditional: 47, negative: 97, negative conditional: 36, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 34125, positive: 8379, positive conditional: 8379, positive unconditional: 0, negative: 25717, negative conditional: 1930, negative unconditional: 23787, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 988, Positive cache size: 964, Positive conditional cache size: 18, Positive unconditional cache size: 946, Negative cache size: 24, Negative conditional cache size: 11, Negative unconditional cache size: 13, Eliminated conditions: 23787 ], Maximal queried relation: 5, Independence queries for same thread: 18175 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8728.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.1ms, PartialOrderReductionTime: 7810.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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: 21.9ms SsaConstructionTime, 145.6ms SatisfiabilityAnalysisTime, 572.2ms InterpolantComputationTime, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 1231 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...