/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:02:15,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:02:15,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:02:15,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:02:15,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:02:15,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:02:15,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:02:15,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:02:15,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:02:15,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:02:15,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:02:15,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:02:15,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:02:15,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:02:15,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:02:15,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:02:15,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:02:15,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:02:15,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:02:15,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:02:15,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:02:15,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:02:15,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:02:15,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:02:15,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 23:02:15,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:02:15,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:02:15,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:02:15,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:02:15,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:02:15,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:02:15,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:02:15,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:02:15,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:02:15,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:02:15,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:02:15,772 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 [2021-01-26 23:02:15,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:02:15,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:02:15,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:02:15,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:02:15,833 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:02:15,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:02:15,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:02:15,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:02:15,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:02:15,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:02:15,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:02:15,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:02:15,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:02:15,836 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:02:15,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:02:15,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:02:15,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:02:15,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:02:15,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:02:15,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:02:15,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:02:15,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:02:15,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:02:15,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:02:15,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:02:15,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:02:15,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:02:15,840 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:02:15,840 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:02:15,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:02:15,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:02:15,841 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:02:15,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:02:15,841 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:02:16,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:02:16,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:02:16,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:02:16,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:02:16,281 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:02:16,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.oepc.i [2021-01-26 23:02:16,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792cf999f/69318f103b824981a6276aab14780d97/FLAG0ec0bbd96 [2021-01-26 23:02:17,007 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:02:17,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.oepc.i [2021-01-26 23:02:17,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792cf999f/69318f103b824981a6276aab14780d97/FLAG0ec0bbd96 [2021-01-26 23:02:17,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792cf999f/69318f103b824981a6276aab14780d97 [2021-01-26 23:02:17,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:02:17,314 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:02:17,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:02:17,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:02:17,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:02:17,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:17,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60721e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17, skipping insertion in model container [2021-01-26 23:02:17,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:17,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:02:17,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:02:17,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:02:17,823 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:02:17,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:02:17,992 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:02:17,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17 WrapperNode [2021-01-26 23:02:17,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:02:17,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:02:17,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:02:17,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:02:18,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:02:18,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:02:18,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:02:18,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:02:18,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (1/1) ... [2021-01-26 23:02:18,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:02:18,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:02:18,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:02:18,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:02:18,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (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 [2021-01-26 23:02:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:02:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 23:02:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:02:18,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:02:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 23:02:18,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 23:02:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 23:02:18,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 23:02:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 23:02:18,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 23:02:18,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:02:18,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 23:02:18,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:02:18,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:02:18,240 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:02:18,663 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:02:18,663 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 23:02:18,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:02:18 BoogieIcfgContainer [2021-01-26 23:02:18,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:02:18,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:02:18,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:02:18,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:02:18,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:02:17" (1/3) ... [2021-01-26 23:02:18,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dc76d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:02:18, skipping insertion in model container [2021-01-26 23:02:18,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:02:17" (2/3) ... [2021-01-26 23:02:18,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dc76d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:02:18, skipping insertion in model container [2021-01-26 23:02:18,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:02:18" (3/3) ... [2021-01-26 23:02:18,676 INFO L111 eAbstractionObserver]: Analyzing ICFG safe024_tso.oepc.i [2021-01-26 23:02:18,695 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:02:18,695 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:02:18,700 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:02:18,701 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:02:18,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,737 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,737 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,738 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,738 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,738 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,738 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,739 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,740 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,740 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,741 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,741 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,743 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,743 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,745 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,745 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,757 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,758 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,761 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,761 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:02:18,768 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 23:02:18,784 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 23:02:18,821 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:02:18,822 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:02:18,822 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:02:18,822 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:02:18,822 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:02:18,823 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:02:18,823 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:02:18,823 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 61 and size of Sequence is : 62[2021-01-26 23:02:18,868 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 23:02:18,869 INFO L165 SleepSetCegar]: [92#[ULTIMATE.startENTRY]don't care, 94#[L-1]don't care, 96#[L-1-1]don't care, 98#[L17]don't care, 100#[L17-1]don't care, 102#[L17-2]don't care, 104#[L17-3]don't care, 106#[L17-4]don't care, 108#[L711]don't care, 110#[L713]don't care, 112#[L715]don't care, 114#[L716]don't care, 116#[L717]don't care, 118#[L719]don't care, 120#[L721]don't care, 122#[L723]don't care, 124#[L-1-2]don't care, 126#[L-1-3]don't care, 128#[L782]don't care, 130#[L782-1]don't care, 132#[L783]don't care, 134#[L783-1, P0ENTRY]don't care, 138#[L726, L783-1]don't care, 142#[L728, L783-1]don't care, 146#[L783-1, L733]don't care, 150#[L738, L783-1]don't care, 154#[L783-1, P0FINAL]don't care, 158#[P0EXIT, L783-1]don't care, 160#[P0EXIT, L784]don't care, 162#[P0EXIT, L784-1]don't care, 164#[P0EXIT, L785]don't care, 166#[L785-1, P0EXIT, P1ENTRY]don't care, 168#[L786, P0EXIT, P1ENTRY]don't care, 174#[L743, L786, P0EXIT]don't care, 176#[L786, P0EXIT, L745]don't care, 182#[L786, P0EXIT, L748]don't care, 184#[L786, P0EXIT, L753]don't care, 190#[L786, P0EXIT, P1FINAL]don't care, 194#[L786, P0EXIT, P1EXIT]don't care, 196#[P0EXIT, L786-1, P1EXIT]don't care, 198#[P0EXIT, L787, P1EXIT]don't care, 200#[P0EXIT, P2ENTRY, L787-1, P1EXIT]don't care, 204#[P0EXIT, P2ENTRY, L788, P1EXIT]don't care, 208#[P0EXIT, P2ENTRY, P1EXIT, L790]don't care, 210#[P0EXIT, P1EXIT, L758, L790]don't care, 216#[L760, P0EXIT, P1EXIT, L790]don't care, 218#[P0EXIT, L763, P1EXIT, L790]don't care, 224#[P0EXIT, P1EXIT, L768, L790]don't care, 228#[P2FINAL, P0EXIT, P1EXIT, L790]don't care, 232#[P0EXIT, P2EXIT, P1EXIT, L790]don't care, 234#[L791, P0EXIT, P2EXIT, P1EXIT]don't care, 236#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 238#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 240#[P0EXIT, P2EXIT, P1EXIT, L2-1]don't care, 244#[P0EXIT, P2EXIT, P1EXIT, L796]don't care, 246#[L797, P0EXIT, P2EXIT, P1EXIT]don't care, 248#[P0EXIT, P2EXIT, P1EXIT, L18]don't care, 250#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 254#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 256#[P0EXIT, P2EXIT, P1EXIT, L17-5]don't care, 260#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 262#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 23:02:18,869 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:18,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:18,878 INFO L82 PathProgramCache]: Analyzing trace with hash 950747046, now seen corresponding path program 1 times [2021-01-26 23:02:18,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:18,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891138225] [2021-01-26 23:02:18,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:19,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891138225] [2021-01-26 23:02:19,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:19,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:19,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018907314] [2021-01-26 23:02:19,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:19,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:19,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:19,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:19,473 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:19,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:19,647 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 61 and size of Sequence is : 62[2021-01-26 23:02:19,692 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 23:02:19,693 INFO L165 SleepSetCegar]: [272#[ULTIMATE.startENTRY]true, 273#[L-1]true, 274#[L-1-1]true, 275#[L17]true, 276#[L17-1]true, 277#[L17-2]true, 278#[L17-3]true, 279#[L17-4]true, 280#[L711]true, 281#[L713]true, 282#[L715]true, 283#[L716]true, 284#[L717]true, 285#[L719]true, 286#[L721]true, 287#[L723]true, 288#[L-1-2]true, 289#[L-1-3]true, 290#[L782]true, 291#[L782-1]true, 292#[L783]true, 293#[L783-1, P0ENTRY]true, 295#[L726, L783-1]true, 297#[L728, L783-1](= ~z~0 1), 299#[L783-1, L733](= ~z~0 1), 301#[L738, L783-1](= ~z~0 1), 303#[L783-1, P0FINAL](= ~z~0 1), 305#[P0EXIT, L783-1](= ~z~0 1), 306#[P0EXIT, L784](= ~z~0 1), 307#[P0EXIT, L784-1](= ~z~0 1), 308#[P0EXIT, L785](= ~z~0 1), 309#[L785-1, P0EXIT, P1ENTRY](= ~z~0 1), 310#[L786, P0EXIT, P1ENTRY](= ~z~0 1), 313#[L743, L786, P0EXIT](= ~z~0 1), 314#[L786, P0EXIT, L745](= ~z~0 1), 317#[L786, P0EXIT, L748](= ~z~0 1), 318#[L786, P0EXIT, L753](= ~z~0 1), 321#[L786, P0EXIT, P1FINAL](= ~z~0 1), 323#[L786, P0EXIT, P1EXIT](= ~z~0 1), 324#[P0EXIT, L786-1, P1EXIT](= ~z~0 1), 325#[P0EXIT, L787, P1EXIT](= ~z~0 1), 326#[P0EXIT, P2ENTRY, L787-1, P1EXIT](= ~z~0 1), 328#[P0EXIT, P2ENTRY, L788, P1EXIT](= ~z~0 1), 330#[P0EXIT, P2ENTRY, P1EXIT, L790](= ~z~0 1), 331#[P0EXIT, P1EXIT, L758, L790](= ~z~0 1), 334#[L760, P0EXIT, P1EXIT, L790](= ~z~0 1), 338#[L760, L791, P0EXIT, P1EXIT](= ~z~0 1), 566#[L760, P0EXIT, P1EXIT, L2](= ~z~0 1), 569#[L760, P0EXIT, L3, P1EXIT](= ~z~0 1), 574#[L760, P0EXIT, P1EXIT, L2-1](= ~z~0 1), 579#[L760, P0EXIT, P1EXIT, L796](= ~z~0 1), 583#[L760, L797, P0EXIT, P1EXIT](= ~z~0 1), 586#[L797, P0EXIT, L763, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 589#[L797, P0EXIT, P1EXIT, L768](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 591#[L797, P2FINAL, P0EXIT, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 593#[L797, P0EXIT, P2EXIT, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 594#[P0EXIT, P2EXIT, P1EXIT, L18](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 595#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 597#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 598#[P0EXIT, P2EXIT, P1EXIT, L17-5](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 600#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1)), 601#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~__unbuffered_p2_EBX~0 1) (= ~z~0 1))] [2021-01-26 23:02:19,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:02:19,694 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:19,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:19,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1403478438, now seen corresponding path program 2 times [2021-01-26 23:02:19,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:19,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454687297] [2021-01-26 23:02:19,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:19,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454687297] [2021-01-26 23:02:19,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:19,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 23:02:19,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232519355] [2021-01-26 23:02:19,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 23:02:19,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:19,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 23:02:19,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 23:02:19,959 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:19,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:20,164 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,274 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,330 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,406 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,768 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,784 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,864 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:20,955 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:21,098 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 61 and size of Sequence is : 62[2021-01-26 23:02:21,132 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 23:02:21,133 INFO L165 SleepSetCegar]: [612#[ULTIMATE.startENTRY]true, 614#[L-1]true, 616#[L-1-1]true, 618#[L17]true, 620#[L17-1]true, 622#[L17-2]true, 624#[L17-3]true, 626#[L17-4]true, 628#[L711](= ~__unbuffered_cnt~0 0), 630#[L713](= ~__unbuffered_cnt~0 0), 632#[L715](= ~__unbuffered_cnt~0 0), 634#[L716](= ~__unbuffered_cnt~0 0), 638#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 640#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 642#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 644#[L723](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 646#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 648#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 650#[L782](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 652#[L782-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 654#[L783](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 656#[L783-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 660#[L726, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 662#[L726, L784](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14030#[L726, L784-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14035#[L726, L785](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14040#[L785-1, L726, P1ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14048#[L786, L726, P1ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14060#[L743, L786, L726](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14068#[L786, L726, L745](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14080#[L786, L726, L748](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14088#[L786, L726, L753](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14100#[L786, L726, P1FINAL](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14110#[L786, L726, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14115#[L786-1, L726, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14120#[L787, L726, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14125#[P2ENTRY, L726, L787-1, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14135#[P2ENTRY, L726, L788, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14143#[L726, L788, P1EXIT, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14736#[L760, L726, L788, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14741#[L726, L788, L763, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14749#[L728, L788, L763, P1EXIT](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14753#[L788, L763, P1EXIT, L733](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 14759#[L788, L763, L738, P1EXIT](and (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14765#[L788, L763, P1EXIT, P0FINAL](and (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14771#[P0EXIT, L788, L763, P1EXIT](and (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14776#[P0EXIT, L788, P1EXIT, L768](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 14781#[P0EXIT, P1EXIT, L768, L790](= ~z~0 1), 14785#[P2FINAL, P0EXIT, P1EXIT, L790](= ~z~0 1), 14789#[P0EXIT, P2EXIT, P1EXIT, L790](= ~z~0 1), 14791#[L791, P0EXIT, P2EXIT, P1EXIT](= ~z~0 1), 14793#[P0EXIT, P2EXIT, P1EXIT, L2](= ~z~0 1), 14795#[P0EXIT, P2EXIT, L3, P1EXIT](= ~z~0 1), 14797#[P0EXIT, P2EXIT, P1EXIT, L2-1](= ~z~0 1), 14802#[P0EXIT, P2EXIT, P1EXIT, L796](= ~z~0 1), 14805#[L797, P0EXIT, P2EXIT, P1EXIT](= ~z~0 1), 14808#[P0EXIT, P2EXIT, P1EXIT, L18](= ~z~0 1), 14811#[P0EXIT, P2EXIT, L18-1, P1EXIT](= ~z~0 1), 14817#[P0EXIT, P2EXIT, L18-2, P1EXIT](= ~z~0 1), 14820#[P0EXIT, P2EXIT, P1EXIT, L17-5](= ~z~0 1), 14825#[P0EXIT, P2EXIT, L17-7, P1EXIT](= ~z~0 1), 14828#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](= ~z~0 1)] [2021-01-26 23:02:21,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:02:21,134 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:21,135 INFO L82 PathProgramCache]: Analyzing trace with hash -296120548, now seen corresponding path program 3 times [2021-01-26 23:02:21,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:21,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294345320] [2021-01-26 23:02:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:21,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294345320] [2021-01-26 23:02:21,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:21,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:21,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108108513] [2021-01-26 23:02:21,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:21,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:21,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:21,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:21,329 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:21,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 61 and size of Sequence is : 62[2021-01-26 23:02:22,597 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-26 23:02:22,598 INFO L165 SleepSetCegar]: [14839#[ULTIMATE.startENTRY]true, 14841#[L-1]true, 14843#[L-1-1]true, 14845#[L17]true, 14847#[L17-1]true, 14849#[L17-2]true, 14851#[L17-3]true, 14853#[L17-4]true, 14855#[L711](= ~__unbuffered_cnt~0 0), 14857#[L713](= ~__unbuffered_cnt~0 0), 14859#[L715](= ~__unbuffered_cnt~0 0), 14861#[L716](= ~__unbuffered_cnt~0 0), 14863#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14865#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14867#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14869#[L723](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14871#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14873#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14875#[L782](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14877#[L782-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14879#[L783](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14881#[L783-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14885#[L726, L783-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 14887#[L726, L784](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24296#[L726, L784-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24298#[L726, L785](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24300#[L785-1, L726, P1ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24302#[L786, L726, P1ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24308#[L743, L786, L726](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 24312#[L743, L786-1, L726](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32478#[L743, L787, L726](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32485#[L743, P2ENTRY, L726, L787-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32499#[L743, P2ENTRY, L726, L788](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 32511#[L743, L726, L788, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 34402#[L743, L760, L726, L788](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 34409#[L743, L726, L788, L763](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 34421#[L743, L728, L788, L763](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 34429#[L743, L788, L763, L733](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 34441#[L743, L788, L763, L738](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 34453#[L743, L788, L763, P0FINAL](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 34465#[L743, P0EXIT, L788, L763](and (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 34472#[P0EXIT, L788, L763, L745](and (= ~x~0 1) (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 34478#[P0EXIT, L788, L763, L748](and (= ~x~0 1) (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 34480#[P0EXIT, L788, L763, L753](and (= ~x~0 1) (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 34486#[P0EXIT, P1FINAL, L788, L763](and (= ~x~0 1) (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 34490#[P0EXIT, L788, L763, P1EXIT](and (= ~x~0 1) (= ~z~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 34492#[P0EXIT, L788, P1EXIT, L768](and (= ~x~0 1) (= ~z~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 34496#[P0EXIT, P1EXIT, L768, L790](and (= ~x~0 1) (= ~z~0 1)), 34500#[P2FINAL, P0EXIT, P1EXIT, L790](and (= ~x~0 1) (= ~z~0 1)), 34504#[P0EXIT, P2EXIT, P1EXIT, L790](and (= ~x~0 1) (= ~z~0 1)), 34506#[L791, P0EXIT, P2EXIT, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34508#[P0EXIT, P2EXIT, P1EXIT, L2](and (= ~x~0 1) (= ~z~0 1)), 34510#[P0EXIT, P2EXIT, L3, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34512#[P0EXIT, P2EXIT, P1EXIT, L2-1](and (= ~x~0 1) (= ~z~0 1)), 34516#[P0EXIT, P2EXIT, P1EXIT, L796](and (= ~x~0 1) (= ~z~0 1)), 34518#[L797, P0EXIT, P2EXIT, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34520#[P0EXIT, P2EXIT, P1EXIT, L18](and (= ~x~0 1) (= ~z~0 1)), 34522#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34526#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34528#[P0EXIT, P2EXIT, P1EXIT, L17-5](and (= ~x~0 1) (= ~z~0 1)), 34532#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~x~0 1) (= ~z~0 1)), 34534#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~x~0 1) (= ~z~0 1))] [2021-01-26 23:02:22,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 23:02:22,598 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:02:22,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:02:22,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1249261362, now seen corresponding path program 4 times [2021-01-26 23:02:22,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:02:22,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276610722] [2021-01-26 23:02:22,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:02:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:02:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:02:22,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276610722] [2021-01-26 23:02:22,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:02:22,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 23:02:22,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675065906] [2021-01-26 23:02:22,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:02:22,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:02:22,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:02:22,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:02:22,784 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:02:22,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 23:02:22,880 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:02:24,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:02:24,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 11:02:24 BasicIcfg [2021-01-26 23:02:24,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 23:02:24,888 INFO L168 Benchmark]: Toolchain (without parser) took 7581.07 ms. Allocated memory was 302.0 MB in the beginning and 486.5 MB in the end (delta: 184.5 MB). Free memory was 277.2 MB in the beginning and 182.3 MB in the end (delta: 94.9 MB). Peak memory consumption was 288.3 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,889 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:02:24,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.29 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 245.2 MB in the end (delta: 31.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.95 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,894 INFO L168 Benchmark]: Boogie Preprocessor took 81.13 ms. Allocated memory is still 302.0 MB. Free memory was 243.3 MB in the beginning and 284.9 MB in the end (delta: -41.5 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,896 INFO L168 Benchmark]: RCFGBuilder took 526.01 ms. Allocated memory is still 302.0 MB. Free memory was 283.8 MB in the beginning and 260.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,902 INFO L168 Benchmark]: TraceAbstraction took 6215.76 ms. Allocated memory was 302.0 MB in the beginning and 486.5 MB in the end (delta: 184.5 MB). Free memory was 259.7 MB in the beginning and 182.3 MB in the end (delta: 77.4 MB). Peak memory consumption was 271.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:02:24,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 681.29 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 245.2 MB in the end (delta: 31.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 59.95 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 81.13 ms. Allocated memory is still 302.0 MB. Free memory was 243.3 MB in the beginning and 284.9 MB in the end (delta: -41.5 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. * RCFGBuilder took 526.01 ms. Allocated memory is still 302.0 MB. Free memory was 283.8 MB in the beginning and 260.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6215.76 ms. Allocated memory was 302.0 MB in the beginning and 486.5 MB in the end (delta: 184.5 MB). Free memory was 259.7 MB in the beginning and 182.3 MB in the end (delta: 77.4 MB). Peak memory consumption was 271.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 240 ConstructedInterpolants, 0 QuantifiedInterpolants, 38640 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...