/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-New_States.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe036_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-22 08:41:20,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-22 08:41:20,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-22 08:41:20,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-22 08:41:20,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-22 08:41:20,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-22 08:41:20,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-22 08:41:20,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-22 08:41:20,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-22 08:41:20,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-22 08:41:20,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-22 08:41:20,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-22 08:41:20,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-22 08:41:20,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-22 08:41:20,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-22 08:41:20,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-22 08:41:20,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-22 08:41:20,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-22 08:41:20,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-22 08:41:20,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-22 08:41:20,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-22 08:41:20,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-22 08:41:20,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-22 08:41:20,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-22 08:41:20,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-22 08:41:20,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-22 08:41:20,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-22 08:41:20,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-22 08:41:20,487 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-New_States.epf [2021-01-22 08:41:20,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-22 08:41:20,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-22 08:41:20,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-22 08:41:20,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-22 08:41:20,522 INFO L138 SettingsManager]: * Use SBE=true [2021-01-22 08:41:20,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-22 08:41:20,522 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-22 08:41:20,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-22 08:41:20,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-22 08:41:20,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-22 08:41:20,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-22 08:41:20,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-22 08:41:20,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-22 08:41:20,525 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-22 08:41:20,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-22 08:41:20,526 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-22 08:41:20,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-22 08:41:20,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-22 08:41:20,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-22 08:41:20,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-22 08:41:20,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-22 08:41:20,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-22 08:41:20,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-22 08:41:20,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-22 08:41:20,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-22 08:41:20,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-22 08:41:20,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-22 08:41:20,529 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-22 08:41:20,529 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-22 08:41:20,529 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-22 08:41:20,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-22 08:41:20,529 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-22 08:41:20,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-22 08:41:20,530 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-22 08:41:20,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-22 08:41:20,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-22 08:41:21,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-22 08:41:21,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-22 08:41:21,005 INFO L275 PluginConnector]: CDTParser initialized [2021-01-22 08:41:21,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036_power.oepc.i [2021-01-22 08:41:21,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95287edac/7dadd0fb258342b381dae684f81238f4/FLAG519ae3a2b [2021-01-22 08:41:21,839 INFO L306 CDTParser]: Found 1 translation units. [2021-01-22 08:41:21,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036_power.oepc.i [2021-01-22 08:41:21,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95287edac/7dadd0fb258342b381dae684f81238f4/FLAG519ae3a2b [2021-01-22 08:41:22,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95287edac/7dadd0fb258342b381dae684f81238f4 [2021-01-22 08:41:22,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-22 08:41:22,134 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-22 08:41:22,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-22 08:41:22,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-22 08:41:22,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-22 08:41:22,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f57902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22, skipping insertion in model container [2021-01-22 08:41:22,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-22 08:41:22,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-22 08:41:22,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 08:41:22,635 INFO L203 MainTranslator]: Completed pre-run [2021-01-22 08:41:22,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 08:41:22,765 INFO L208 MainTranslator]: Completed translation [2021-01-22 08:41:22,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22 WrapperNode [2021-01-22 08:41:22,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-22 08:41:22,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-22 08:41:22,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-22 08:41:22,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-22 08:41:22,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-22 08:41:22,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-22 08:41:22,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-22 08:41:22,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-22 08:41:22,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (1/1) ... [2021-01-22 08:41:22,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-22 08:41:22,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-22 08:41:22,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-22 08:41:22,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-22 08:41:22,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (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 [2021-01-22 08:41:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-22 08:41:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-22 08:41:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-22 08:41:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-22 08:41:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-22 08:41:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-22 08:41:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-22 08:41:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-22 08:41:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-22 08:41:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-22 08:41:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-22 08:41:22,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-22 08:41:22,931 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-22 08:41:23,402 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-22 08:41:23,403 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-22 08:41:23,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:41:23 BoogieIcfgContainer [2021-01-22 08:41:23,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-22 08:41:23,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-22 08:41:23,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-22 08:41:23,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-22 08:41:23,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.01 08:41:22" (1/3) ... [2021-01-22 08:41:23,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c026b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 08:41:23, skipping insertion in model container [2021-01-22 08:41:23,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:41:22" (2/3) ... [2021-01-22 08:41:23,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c026b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 08:41:23, skipping insertion in model container [2021-01-22 08:41:23,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:41:23" (3/3) ... [2021-01-22 08:41:23,418 INFO L111 eAbstractionObserver]: Analyzing ICFG safe036_power.oepc.i [2021-01-22 08:41:23,437 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-22 08:41:23,437 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-22 08:41:23,441 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-22 08:41:23,443 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-22 08:41:23,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,496 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,501 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,502 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,502 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,505 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,505 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,505 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,507 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,520 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,520 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,521 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:41:23,526 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-22 08:41:23,540 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-22 08:41:23,577 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-22 08:41:23,578 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-22 08:41:23,578 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-22 08:41:23,579 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-22 08:41:23,579 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-22 08:41:23,579 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-22 08:41:23,579 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-22 08:41:23,580 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-22 08:41:23,647 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 15ms [2021-01-22 08:41:23,658 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 08:41:23,720 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 08:41:23,730 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 08:41:23,827 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:23,837 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 08:41:23,848 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 08:41:23,857 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 08:41:23,892 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:23,896 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:23,902 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:23,907 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:23,944 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:23,948 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:24,009 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 403ms [2021-01-22 08:41:24,009 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1321 states, but on-demand construction may add more states [2021-01-22 08:41:24,017 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1321 states, 1216 states have (on average 1.305921052631579) internal successors, (1588), 1320 states have internal predecessors, (1588), 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) [2021-01-22 08:41:24,031 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:24,035 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 50 and size of Sequence is : 51[2021-01-22 08:41:24,038 INFO L131 SleepSetCegar]: Size of mCounterexample is: 51 [2021-01-22 08:41:24,039 INFO L132 SleepSetCegar]: [74#[ULTIMATE.startENTRY]don't care, 77#[L-1]don't care, 80#[L-1-1]don't care, 83#[L17]don't care, 86#[L17-1]don't care, 89#[L17-2]don't care, 92#[L17-3]don't care, 95#[L17-4]don't care, 98#[L710]don't care, 101#[L712]don't care, 104#[L713]don't care, 107#[L714]don't care, 110#[L716]don't care, 113#[L718]don't care, 116#[L-1-2]don't care, 119#[L-1-3]don't care, 122#[L764]don't care, 125#[L764-1]don't care, 128#[L765]don't care, 131#[L765-1, P0ENTRY]don't care, 136#[L765-1, L721]don't care, 142#[L765-1, L723]don't care, 148#[L765-1, L728]don't care, 154#[L765-1, L733]don't care, 160#[L765-1, P0FINAL]don't care, 166#[L765-1, P0EXIT]don't care, 170#[L766, P0EXIT]don't care, 173#[P0EXIT, L766-1]don't care, 176#[P0EXIT, L767]don't care, 179#[P1ENTRY, L767-1, P0EXIT]don't care, 184#[P1ENTRY, P0EXIT, L768]don't care, 190#[L738, P0EXIT, L768]don't care, 196#[L740, P0EXIT, L768]don't care, 202#[L745, P0EXIT, L768]don't care, 208#[L750, P0EXIT, L768]don't care, 214#[P0EXIT, L768, P1FINAL]don't care, 220#[P1EXIT, P0EXIT, L768]don't care, 224#[L770, P1EXIT, P0EXIT]don't care, 227#[L771, P1EXIT, P0EXIT]don't care, 230#[L2, P1EXIT, P0EXIT]don't care, 233#[L3, P1EXIT, P0EXIT]don't care, 238#[L3-1, P1EXIT, P0EXIT]don't care, 236#[P1EXIT, P0EXIT, L2-1]don't care, 243#[P1EXIT, P0EXIT, L776]don't care, 246#[L777, P1EXIT, P0EXIT]don't care, 249#[L18, P1EXIT, P0EXIT]don't care, 252#[L18-1, P1EXIT, P0EXIT]don't care, 255#[L18-2, P1EXIT, P0EXIT]don't care, 261#[P1EXIT, P0EXIT, L17-5]don't care, 264#[L17-7, P1EXIT, P0EXIT]don't care, 292#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT]don't care] [2021-01-22 08:41:24,039 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:41:24,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:41:24,045 INFO L82 PathProgramCache]: Analyzing trace with hash 134765560, now seen corresponding path program 1 times [2021-01-22 08:41:24,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:41:24,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500537576] [2021-01-22 08:41:24,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:41:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:41:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 08:41:24,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500537576] [2021-01-22 08:41:24,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:41:24,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-22 08:41:24,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902812572] [2021-01-22 08:41:24,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-22 08:41:24,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:41:24,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-22 08:41:24,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-22 08:41:24,352 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:41:24,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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) [2021-01-22 08:41:24,369 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 08:41:24,379 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 08:41:24,387 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 08:41:24,388 INFO L132 SleepSetCegar]: [6774#[ULTIMATE.startENTRY]true, 6776#[L-1]true, 6778#[L-1-1]true, 6780#[L17]true, 6782#[L17-1]true, 6784#[L17-2]true, 6786#[L17-3]true, 6788#[L17-4]true, 6790#[L710]true, 6792#[L712]true, 6794#[L713]true, 6796#[L714]true, 6798#[L716]true, 6800#[L718]true, 6802#[L-1-2]true, 6804#[L-1-3]true, 6806#[L764]true, 6808#[L764-1]true, 6810#[L765]true, 6812#[L765-1, P0ENTRY]true, 6815#[L765-1, L721]true, 6819#[L765-1, L723]true, 6822#[L765-1, L728]true, 6826#[L765-1, L733]true, 6830#[L765-1, P0FINAL]true, 6834#[L765-1, P0EXIT]true, 6838#[L766, P0EXIT]true, 6840#[P0EXIT, L766-1]true, 6842#[P0EXIT, L767]true, 6844#[P1ENTRY, L767-1, P0EXIT]true, 6846#[P1ENTRY, P0EXIT, L768]true, 6850#[L738, P0EXIT, L768]true, 6854#[L740, P0EXIT, L768]true, 6858#[L745, P0EXIT, L768]true, 6862#[L750, P0EXIT, L768]true, 6867#[P0EXIT, L768, P1FINAL]true, 6871#[P1EXIT, P0EXIT, L768]true, 6874#[L770, P1EXIT, P0EXIT]true, 6876#[L771, P1EXIT, P0EXIT]true, 6878#[L2, P1EXIT, P0EXIT]true, 6880#[L3, P1EXIT, P0EXIT]true, 6883#[P1EXIT, P0EXIT, L2-1]true, 6941#[P1EXIT, P0EXIT, L776]true, 6943#[L777, P1EXIT, P0EXIT]true, 6945#[L18, P1EXIT, P0EXIT]true, 6947#[L18-1, P1EXIT, P0EXIT]true, 6949#[L18-2, P1EXIT, P0EXIT]true, 6953#[P1EXIT, P0EXIT, L17-5]true, 6955#[L17-7, P1EXIT, P0EXIT]true, 6966#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT]true] [2021-01-22 08:41:24,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-22 08:41:24,388 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:41:24,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:41:24,389 INFO L82 PathProgramCache]: Analyzing trace with hash 59409888, now seen corresponding path program 1 times [2021-01-22 08:41:24,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:41:24,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175568858] [2021-01-22 08:41:24,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:41:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:41:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 08:41:24,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175568858] [2021-01-22 08:41:24,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:41:24,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 08:41:24,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822321303] [2021-01-22 08:41:24,622 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 08:41:24,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:41:24,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 08:41:24,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-22 08:41:24,624 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:41:24,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-01-22 08:41:24,672 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:24,678 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:24,793 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:24,794 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:24,799 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:24,804 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:24,809 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:24,810 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:24,816 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:41:24,822 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 08:41:24,836 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 08:41:24,837 INFO L132 SleepSetCegar]: [6976#[ULTIMATE.startENTRY]true, 6979#[L-1]true, 6982#[L-1-1]true, 6985#[L17]true, 6988#[L17-1]true, 6991#[L17-2]true, 6994#[L17-3]true, 6997#[L17-4]true, 7000#[L710]true, 7003#[L712]true, 7006#[L713]true, 7009#[L714]true, 7012#[L716]true, 7015#[L718]true, 7018#[L-1-2]true, 7021#[L-1-3]true, 7024#[L764]true, 7027#[L764-1]true, 7030#[L765]true, 7033#[L765-1, P0ENTRY]true, 7038#[L765-1, L721]true, 7044#[L765-1, L723](= ~y~0 1), 7048#[L765-1, L728](= ~y~0 1), 7054#[L765-1, L733](= ~y~0 1), 7060#[L765-1, P0FINAL](= ~y~0 1), 7066#[L765-1, P0EXIT](= ~y~0 1), 7072#[L766, P0EXIT](= ~y~0 1), 7075#[P0EXIT, L766-1](= ~y~0 1), 7078#[P0EXIT, L767](= ~y~0 1), 7081#[P1ENTRY, L767-1, P0EXIT](= ~y~0 1), 7084#[P1ENTRY, P0EXIT, L768](= ~y~0 1), 7090#[L738, P0EXIT, L768](= ~y~0 1), 7096#[L740, P0EXIT, L768](= ~y~0 1), 7106#[L770, L740, P0EXIT](= ~y~0 1), 7891#[L771, L740, P0EXIT](= ~y~0 1), 7895#[L2, L740, P0EXIT](= ~y~0 1), 7899#[L3, L740, P0EXIT](= ~y~0 1), 7906#[L740, P0EXIT, L2-1](= ~y~0 1), 8004#[L740, P0EXIT, L776](= ~y~0 1), 8008#[L745, P0EXIT, L776](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8014#[L750, P0EXIT, L776](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8020#[P0EXIT, P1FINAL, L776](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8026#[P1EXIT, P0EXIT, L776](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8032#[L777, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8035#[L18, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8038#[L18-1, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8041#[L18-2, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8047#[P1EXIT, P0EXIT, L17-5](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8050#[L17-7, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1)), 8053#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EAX~0 1))] [2021-01-22 08:41:24,837 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-22 08:41:24,838 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:41:24,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:41:24,838 INFO L82 PathProgramCache]: Analyzing trace with hash 958113376, now seen corresponding path program 2 times [2021-01-22 08:41:24,839 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:41:24,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941836399] [2021-01-22 08:41:24,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:41:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:41:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 08:41:25,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941836399] [2021-01-22 08:41:25,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:41:25,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 08:41:25,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856820726] [2021-01-22 08:41:25,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 08:41:25,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:41:25,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 08:41:25,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-22 08:41:25,004 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:41:25,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-01-22 08:41:25,098 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,099 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:25,108 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 08:41:25,119 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 08:41:25,260 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,261 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:25,265 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,269 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,275 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,279 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,300 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,306 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,341 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,346 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,352 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,356 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,376 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,382 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,422 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 08:41:25,426 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,434 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,438 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,454 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,455 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:25,461 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:41:25,466 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,473 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,478 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,485 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,491 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,496 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,497 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:25,503 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:41:25,509 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,516 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,522 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,527 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,533 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,540 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,545 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,551 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,557 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,564 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,570 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:25,639 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,639 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:41:25,643 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,647 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,654 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,658 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,674 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,679 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,685 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,690 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,696 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,701 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,707 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,711 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,718 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,723 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,730 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,734 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,739 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,743 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,750 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,754 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,760 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,764 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,770 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,774 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,780 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,784 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,792 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,796 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,800 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,804 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,809 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,813 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,816 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,819 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,826 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,830 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,835 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,839 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,846 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,849 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,855 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:25,859 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,866 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,870 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,875 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:25,875 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:41:25,880 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,884 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,890 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,895 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,901 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,906 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,911 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,915 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,920 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,925 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,930 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:25,935 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,941 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,946 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,952 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,957 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,963 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:25,969 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 08:41:25,971 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 08:41:25,972 INFO L132 SleepSetCegar]: [8063#[ULTIMATE.startENTRY]true, 8066#[L-1]true, 8069#[L-1-1]true, 8072#[L17]true, 8075#[L17-1]true, 8078#[L17-2]true, 8081#[L17-3]true, 8084#[L17-4]true, 8087#[L710](= ~__unbuffered_cnt~0 0), 8090#[L712](= ~__unbuffered_cnt~0 0), 8093#[L713](= ~__unbuffered_cnt~0 0), 8098#[L714](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8101#[L716](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8104#[L718](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8107#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8110#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8113#[L764](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8116#[L764-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8119#[L765](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8122#[L765-1, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8127#[L765-1, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8131#[L721, L766](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18545#[L721, L766-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18551#[L721, L767](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18557#[P1ENTRY, L721, L767-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18566#[P1ENTRY, L721, L768](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18578#[L721, L738, L768](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18590#[L721, L740, L768](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18602#[L745, L721, L768](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18620#[L745, L723, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18631#[L745, L768, L728](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18646#[L745, L733, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18661#[L745, P0FINAL, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18676#[L745, P0EXIT, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18689#[L750, P0EXIT, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18701#[P0EXIT, L768, P1FINAL](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18711#[P1EXIT, P0EXIT, L768](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18717#[L770, P1EXIT, P0EXIT](= ~y~0 1), 18722#[L771, P1EXIT, P0EXIT](= ~y~0 1), 18727#[L2, P1EXIT, P0EXIT](= ~y~0 1), 18732#[L3, P1EXIT, P0EXIT](= ~y~0 1), 18741#[P1EXIT, P0EXIT, L2-1](= ~y~0 1), 18747#[P1EXIT, P0EXIT, L776](= ~y~0 1), 18752#[L777, P1EXIT, P0EXIT](= ~y~0 1), 18757#[L18, P1EXIT, P0EXIT](= ~y~0 1), 18762#[L18-1, P1EXIT, P0EXIT](= ~y~0 1), 18769#[L18-2, P1EXIT, P0EXIT](= ~y~0 1), 18777#[P1EXIT, P0EXIT, L17-5](= ~y~0 1), 18782#[L17-7, P1EXIT, P0EXIT](= ~y~0 1), 18787#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT](= ~y~0 1)] [2021-01-22 08:41:25,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-22 08:41:25,973 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:41:25,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:41:25,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1440686654, now seen corresponding path program 3 times [2021-01-22 08:41:25,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:41:25,974 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567107009] [2021-01-22 08:41:25,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:41:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:41:26,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 08:41:26,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567107009] [2021-01-22 08:41:26,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:41:26,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 08:41:26,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317673351] [2021-01-22 08:41:26,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 08:41:26,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:41:26,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 08:41:26,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-22 08:41:26,097 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:41:26,098 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-01-22 08:41:26,109 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:26,110 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:26,115 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:26,121 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,194 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:26,194 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:41:26,198 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,202 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,208 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,212 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:26,230 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,235 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,269 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,273 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,279 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,283 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,302 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:26,309 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:26,341 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,344 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,350 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,354 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:26,371 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,377 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,382 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,387 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,392 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,398 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,404 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,409 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,414 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,419 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,426 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:26,431 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,437 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,443 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,449 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,455 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,461 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,467 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:41:26,490 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,493 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,500 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,503 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,518 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,524 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,530 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,534 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,552 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,557 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,565 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,570 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,647 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:41:26,648 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:41:26,651 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,654 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:26,661 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,667 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,686 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:26,690 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:26,696 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,702 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,722 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:26,726 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:41:26,732 INFO L163 IndependenceRelation]: Independence Inclusion Check 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08:41:27,283 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:41:27,302 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:27,305 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:27,309 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:27,313 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:41:27,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-22 08:41:27,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 08:41:27 BasicIcfg [2021-01-22 08:41:27,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-22 08:41:27,330 INFO L168 Benchmark]: Toolchain (without parser) took 5195.74 ms. Allocated memory was 302.0 MB in the beginning and 375.4 MB in the end (delta: 73.4 MB). Free memory was 270.9 MB in the beginning and 323.1 MB in the end (delta: -52.2 MB). Peak memory consumption was 215.5 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,331 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 271.8 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 08:41:27,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.63 ms. Allocated memory is still 302.0 MB. Free memory was 270.7 MB in the beginning and 263.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.66 ms. Allocated memory is still 302.0 MB. Free memory was 263.8 MB in the beginning and 261.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,334 INFO L168 Benchmark]: Boogie Preprocessor took 28.03 ms. Allocated memory is still 302.0 MB. Free memory was 261.7 MB in the beginning and 259.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,335 INFO L168 Benchmark]: RCFGBuilder took 555.35 ms. Allocated memory is still 302.0 MB. Free memory was 259.6 MB in the beginning and 238.6 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,336 INFO L168 Benchmark]: TraceAbstraction took 3918.51 ms. Allocated memory was 302.0 MB in the beginning and 375.4 MB in the end (delta: 73.4 MB). Free memory was 238.6 MB in the beginning and 323.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 185.3 MB. Max. memory is 16.0 GB. [2021-01-22 08:41:27,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 271.8 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 629.63 ms. Allocated memory is still 302.0 MB. Free memory was 270.7 MB in the beginning and 263.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.66 ms. Allocated memory is still 302.0 MB. Free memory was 263.8 MB in the beginning and 261.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.03 ms. Allocated memory is still 302.0 MB. Free memory was 261.7 MB in the beginning and 259.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 555.35 ms. Allocated memory is still 302.0 MB. Free memory was 259.6 MB in the beginning and 238.6 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3918.51 ms. Allocated memory was 302.0 MB in the beginning and 375.4 MB in the end (delta: 73.4 MB). Free memory was 238.6 MB in the beginning and 323.1 MB in the end (delta: -84.5 MB). Peak memory consumption was 185.3 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 3 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1321occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 19585 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...