/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/safe002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 22:48:57,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 22:48:57,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 22:48:57,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 22:48:57,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 22:48:57,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 22:48:57,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 22:48:57,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 22:48:57,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 22:48:57,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 22:48:57,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 22:48:57,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 22:48:57,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 22:48:57,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 22:48:57,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 22:48:57,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 22:48:57,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 22:48:57,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 22:48:57,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 22:48:57,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 22:48:57,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 22:48:57,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 22:48:57,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 22:48:57,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 22:48:57,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 22:48:57,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 22:48:57,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 22:48:57,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 22:48:57,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 22:48:57,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 22:48:57,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 22:48:57,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 22:48:57,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 22:48:57,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 22:48:57,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 22:48:57,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 22:48:57,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 22:48:57,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 22:48:57,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 22:48:57,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 22:48:57,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 22:48:57,498 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 22:48:57,550 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 22:48:57,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 22:48:57,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 22:48:57,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 22:48:57,552 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 22:48:57,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 22:48:57,553 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 22:48:57,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 22:48:57,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 22:48:57,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 22:48:57,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 22:48:57,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 22:48:57,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 22:48:57,554 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 22:48:57,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 22:48:57,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 22:48:57,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 22:48:57,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 22:48:57,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 22:48:57,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 22:48:57,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 22:48:57,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:48:57,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 22:48:57,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 22:48:57,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 22:48:57,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 22:48:57,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 22:48:57,557 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 22:48:57,557 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 22:48:57,558 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 22:48:57,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 22:48:57,558 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 22:48:57,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 22:48:57,559 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 22:48:57,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 22:48:57,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 22:48:57,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 22:48:57,981 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 22:48:57,984 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 22:48:57,986 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_tso.oepc.i [2021-01-26 22:48:58,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/357a158e4/eac837e4f4cb47b789eb061b6c3e807e/FLAGfe38bf51e [2021-01-26 22:48:58,762 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 22:48:58,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_tso.oepc.i [2021-01-26 22:48:58,779 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/357a158e4/eac837e4f4cb47b789eb061b6c3e807e/FLAGfe38bf51e [2021-01-26 22:48:59,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/357a158e4/eac837e4f4cb47b789eb061b6c3e807e [2021-01-26 22:48:59,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 22:48:59,078 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 22:48:59,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 22:48:59,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 22:48:59,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 22:48:59,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46948a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59, skipping insertion in model container [2021-01-26 22:48:59,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 22:48:59,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 22:48:59,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:48:59,580 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 22:48:59,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:48:59,751 INFO L208 MainTranslator]: Completed translation [2021-01-26 22:48:59,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59 WrapperNode [2021-01-26 22:48:59,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 22:48:59,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 22:48:59,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 22:48:59,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 22:48:59,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 22:48:59,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 22:48:59,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 22:48:59,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 22:48:59,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (1/1) ... [2021-01-26 22:48:59,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 22:48:59,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 22:48:59,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 22:48:59,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 22:48:59,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (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 22:48:59,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 22:48:59,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 22:48:59,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 22:48:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 22:48:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 22:48:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 22:48:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 22:48:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 22:48:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-26 22:48:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-26 22:48:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 22:48:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 22:48:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 22:48:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 22:48:59,977 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 22:49:00,564 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 22:49:00,565 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-26 22:49:00,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:49:00 BoogieIcfgContainer [2021-01-26 22:49:00,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 22:49:00,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 22:49:00,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 22:49:00,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 22:49:00,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 10:48:59" (1/3) ... [2021-01-26 22:49:00,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7932ff4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:49:00, skipping insertion in model container [2021-01-26 22:49:00,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:48:59" (2/3) ... [2021-01-26 22:49:00,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7932ff4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:49:00, skipping insertion in model container [2021-01-26 22:49:00,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:49:00" (3/3) ... [2021-01-26 22:49:00,576 INFO L111 eAbstractionObserver]: Analyzing ICFG safe002_tso.oepc.i [2021-01-26 22:49:00,594 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 22:49:00,595 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 22:49:00,599 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 22:49:00,600 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 22:49:00,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,632 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,632 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,632 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,632 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,633 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,633 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,633 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,633 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,634 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,634 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,634 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,635 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,635 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,635 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,635 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,635 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,636 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,636 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,636 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,636 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,636 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,638 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,638 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,639 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,639 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,642 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,643 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,643 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,643 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,650 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,650 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,651 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,651 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,653 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:49:00,657 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 22:49:00,673 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-26 22:49:00,701 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 22:49:00,701 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 22:49:00,701 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 22:49:00,701 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 22:49:00,702 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 22:49:00,702 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 22:49:00,702 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 22:49:00,702 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:49:00,740 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:49:00,741 INFO L165 SleepSetCegar]: [91#[ULTIMATE.startENTRY]don't care, 93#[L-1]don't care, 95#[L-1-1]don't care, 97#[L17]don't care, 99#[L17-1]don't care, 101#[L17-2]don't care, 103#[L17-3]don't care, 105#[L17-4]don't care, 107#[L711]don't care, 109#[L713]don't care, 111#[L715]don't care, 113#[L716]don't care, 115#[L717]don't care, 117#[L719]don't care, 119#[L721]don't care, 121#[L-1-2]don't care, 123#[L-1-3]don't care, 125#[L778]don't care, 127#[L778-1]don't care, 129#[L779]don't care, 131#[P0ENTRY, L779-1]don't care, 133#[L724, L779-1]don't care, 137#[L726, L779-1]don't care, 143#[L729, L779-1]don't care, 147#[L734, L779-1]don't care, 149#[P0FINAL, L779-1]don't care, 155#[P0EXIT, L779-1]don't care, 157#[P0EXIT, L780]don't care, 159#[P0EXIT, L780-1]don't care, 161#[P0EXIT, L781]don't care, 163#[P0EXIT, P1ENTRY, L781-1]don't care, 165#[P0EXIT, L782, P1ENTRY]don't care, 169#[P0EXIT, L782, L739]don't care, 175#[P0EXIT, L741, L782]don't care, 177#[P0EXIT, L782, L744]don't care, 181#[P0EXIT, L782, L749]don't care, 187#[P0EXIT, P1FINAL, L782]don't care, 189#[P0EXIT, L782, P1EXIT]don't care, 193#[P0EXIT, L782-1, P1EXIT]don't care, 195#[P0EXIT, L783, P1EXIT]don't care, 197#[P0EXIT, P2ENTRY, L783-1, P1EXIT]don't care, 199#[P0EXIT, L754, L783-1, P1EXIT]don't care, 203#[P0EXIT, L756, L783-1, P1EXIT]don't care, 207#[P0EXIT, L759, L783-1, P1EXIT]don't care, 211#[P0EXIT, L764, L783-1, P1EXIT]don't care, 215#[P2FINAL, P0EXIT, L783-1, P1EXIT]don't care, 219#[P0EXIT, P2EXIT, L783-1, P1EXIT]don't care, 223#[P0EXIT, P2EXIT, L784, P1EXIT]don't care, 225#[P0EXIT, P2EXIT, L786, P1EXIT]don't care, 227#[P0EXIT, P2EXIT, L787, P1EXIT]don't care, 229#[P0EXIT, P2EXIT, P1EXIT, L2]don't care, 231#[P0EXIT, P2EXIT, L3, P1EXIT]don't care, 233#[P0EXIT, P2EXIT, L2-1, P1EXIT]don't care, 237#[P0EXIT, P2EXIT, L792, P1EXIT]don't care, 239#[P0EXIT, P2EXIT, L793, P1EXIT]don't care, 241#[L18, P0EXIT, P2EXIT, P1EXIT]don't care, 243#[P0EXIT, P2EXIT, L18-1, P1EXIT]don't care, 245#[P0EXIT, P2EXIT, L18-2, P1EXIT]don't care, 249#[P0EXIT, P2EXIT, L17-5, P1EXIT]don't care, 251#[P0EXIT, P2EXIT, L17-7, P1EXIT]don't care, 255#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]don't care] [2021-01-26 22:49:00,741 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:49:00,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:49:00,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1393168183, now seen corresponding path program 1 times [2021-01-26 22:49:00,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:49:00,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554608664] [2021-01-26 22:49:00,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:49:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:49:01,291 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 22:49:01,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554608664] [2021-01-26 22:49:01,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:49:01,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:49:01,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809666491] [2021-01-26 22:49:01,305 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:49:01,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:49:01,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:49:01,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:49:01,324 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:49:01,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:49:01,496 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:01,571 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:01,743 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:01,812 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:01,831 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:02,004 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:02,486 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:49:02,945 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:49:02,946 INFO L165 SleepSetCegar]: [265#[ULTIMATE.startENTRY]true, 266#[L-1]true, 267#[L-1-1]true, 268#[L17]true, 269#[L17-1]true, 270#[L17-2]true, 271#[L17-3]true, 272#[L17-4]true, 273#[L711]true, 274#[L713](= ~__unbuffered_p0_EAX~0 0), 275#[L715](= ~__unbuffered_p0_EAX~0 0), 276#[L716](= ~__unbuffered_p0_EAX~0 0), 277#[L717](= ~__unbuffered_p0_EAX~0 0), 278#[L719](= ~__unbuffered_p0_EAX~0 0), 279#[L721](= ~__unbuffered_p0_EAX~0 0), 282#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 283#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 284#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 285#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 286#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 287#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 288#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 291#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17825#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17828#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17831#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17836#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17842#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17849#[L741, L724, L782](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17854#[L724, L782, L744](= ~__unbuffered_p0_EAX~0 0), 17860#[L726, L782, L744]true, 17864#[L729, L782, L744]true, 17867#[L734, L782, L744]true, 17869#[L782, L744, P0FINAL]true, 17873#[P0EXIT, L782, L744]true, 17875#[P0EXIT, L782, L749]true, 17878#[P0EXIT, P1FINAL, L782]true, 17879#[P0EXIT, L782, P1EXIT]true, 17881#[P0EXIT, L782-1, P1EXIT]true, 17882#[P0EXIT, L783, P1EXIT]true, 17883#[P0EXIT, P2ENTRY, L783-1, P1EXIT]true, 17884#[P0EXIT, L754, L783-1, P1EXIT]true, 17886#[P0EXIT, L756, L783-1, P1EXIT]true, 17888#[P0EXIT, L759, L783-1, P1EXIT]true, 17890#[P0EXIT, L764, L783-1, P1EXIT]true, 17892#[P2FINAL, P0EXIT, L783-1, P1EXIT]true, 17894#[P0EXIT, P2EXIT, L783-1, P1EXIT]true, 17896#[P0EXIT, P2EXIT, L784, P1EXIT]true, 17897#[P0EXIT, P2EXIT, L786, P1EXIT]true, 17898#[P0EXIT, P2EXIT, L787, P1EXIT]true, 17899#[P0EXIT, P2EXIT, P1EXIT, L2]true, 17900#[P0EXIT, P2EXIT, L3, P1EXIT]true, 17901#[P0EXIT, P2EXIT, L2-1, P1EXIT]true, 17903#[P0EXIT, P2EXIT, L792, P1EXIT]true, 17904#[P0EXIT, P2EXIT, L793, P1EXIT]true, 17905#[L18, P0EXIT, P2EXIT, P1EXIT]true, 17906#[P0EXIT, P2EXIT, L18-1, P1EXIT]true, 17907#[P0EXIT, P2EXIT, L18-2, P1EXIT]true, 17909#[P0EXIT, P2EXIT, L17-5, P1EXIT]true, 17910#[P0EXIT, P2EXIT, L17-7, P1EXIT]true, 17912#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:49:02,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 22:49:02,946 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:49:02,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:49:02,947 INFO L82 PathProgramCache]: Analyzing trace with hash 148850313, now seen corresponding path program 2 times [2021-01-26 22:49:02,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:49:02,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192486619] [2021-01-26 22:49:02,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:49:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:49:03,198 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 22:49:03,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192486619] [2021-01-26 22:49:03,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:49:03,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:49:03,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719113010] [2021-01-26 22:49:03,204 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:49:03,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:49:03,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:49:03,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:49:03,210 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:49:03,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:49:04,737 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:49:05,145 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:49:05,146 INFO L165 SleepSetCegar]: [17922#[ULTIMATE.startENTRY]true, 17924#[L-1]true, 17926#[L-1-1]true, 17928#[L17]true, 17930#[L17-1]true, 17932#[L17-2]true, 17934#[L17-3]true, 17936#[L17-4]true, 17938#[L711]true, 17940#[L713](= ~__unbuffered_p0_EAX~0 0), 17942#[L715](= ~__unbuffered_p0_EAX~0 0), 17944#[L716](= ~__unbuffered_p0_EAX~0 0), 17946#[L717](= ~__unbuffered_p0_EAX~0 0), 17948#[L719](= ~__unbuffered_p0_EAX~0 0), 17950#[L721](= ~__unbuffered_p0_EAX~0 0), 17952#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17954#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17956#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17958#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17960#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17962#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17964#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 17970#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37639#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37641#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37643#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37645#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37649#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37655#[L741, L724, L782](and (= ~x~0 1) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 37657#[L724, L782, L744](and (= ~x~0 1) (= ~__unbuffered_p0_EAX~0 0)), 37661#[L726, L782, L744](= ~x~0 1), 37667#[L726, L782, L749](= ~x~0 1), 45503#[P1FINAL, L726, L782](= ~x~0 1), 45507#[L726, L782, P1EXIT](= ~x~0 1), 45512#[L726, L782-1, P1EXIT](= ~x~0 1), 45515#[L726, L783, P1EXIT](= ~x~0 1), 45518#[P2ENTRY, L726, L783-1, P1EXIT](= ~x~0 1), 45522#[L754, L726, L783-1, P1EXIT](= ~x~0 1), 45528#[L756, L726, L783-1, P1EXIT](= ~x~0 1), 45534#[L759, L726, L783-1, P1EXIT](= ~x~0 1), 45540#[L764, L726, L783-1, P1EXIT](= ~x~0 1), 45546#[P2FINAL, L726, L783-1, P1EXIT](= ~x~0 1), 45552#[P2EXIT, L726, L783-1, P1EXIT](= ~x~0 1), 45557#[P2EXIT, L784, L726, P1EXIT](= ~x~0 1), 45560#[P2EXIT, L786, L726, P1EXIT](= ~x~0 1), 45563#[P2EXIT, L787, L726, P1EXIT](= ~x~0 1), 45566#[P2EXIT, L726, P1EXIT, L2](= ~x~0 1), 45569#[P2EXIT, L726, L3, P1EXIT](= ~x~0 1), 45573#[P2EXIT, L726, L2-1, P1EXIT](= ~x~0 1), 45578#[P2EXIT, L726, L792, P1EXIT](= ~x~0 1), 45583#[P2EXIT, L793, L726, P1EXIT](= ~x~0 1), 45588#[P2EXIT, L729, L793, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45592#[P2EXIT, L793, L734, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45596#[P2EXIT, L793, P0FINAL, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45600#[P0EXIT, P2EXIT, L793, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45602#[L18, P0EXIT, P2EXIT, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45604#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45606#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45610#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45612#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 45616#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1))] [2021-01-26 22:49:05,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 22:49:05,146 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:49:05,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:49:05,147 INFO L82 PathProgramCache]: Analyzing trace with hash -619107831, now seen corresponding path program 3 times [2021-01-26 22:49:05,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:49:05,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232571600] [2021-01-26 22:49:05,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:49:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:49:05,295 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 22:49:05,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232571600] [2021-01-26 22:49:05,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:49:05,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:49:05,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415019364] [2021-01-26 22:49:05,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:49:05,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:49:05,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:49:05,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:49:05,299 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:49:05,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:49:07,849 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 60 and size of Sequence is : 61[2021-01-26 22:49:08,035 INFO L164 SleepSetCegar]: Size of mCounterexample is: 61 [2021-01-26 22:49:08,036 INFO L165 SleepSetCegar]: [45627#[ULTIMATE.startENTRY]true, 45629#[L-1]true, 45631#[L-1-1]true, 45633#[L17]true, 45635#[L17-1]true, 45637#[L17-2]true, 45639#[L17-3]true, 45641#[L17-4]true, 45643#[L711]true, 45645#[L713](= ~__unbuffered_p0_EAX~0 0), 45647#[L715](= ~__unbuffered_p0_EAX~0 0), 45649#[L716](= ~__unbuffered_p0_EAX~0 0), 45651#[L717](= ~__unbuffered_p0_EAX~0 0), 45653#[L719](= ~__unbuffered_p0_EAX~0 0), 45655#[L721](= ~__unbuffered_p0_EAX~0 0), 45657#[L-1-2](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45659#[L-1-3](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45661#[L778](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45663#[L778-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45665#[L779](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45667#[P0ENTRY, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45669#[L724, L779-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 45675#[L724, L780](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75189#[L724, L780-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75191#[L724, L781](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75193#[L724, P1ENTRY, L781-1](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75195#[L724, L782, P1ENTRY](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75199#[L724, L782, L739](and (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75205#[L741, L724, L782](and (= ~x~0 1) (= ~y~0 0) (= ~__unbuffered_p0_EAX~0 0)), 75207#[L724, L782, L744](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 75215#[L724, L782, L749](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85235#[L724, P1FINAL, L782](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85247#[L724, L782, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85256#[L724, L782-1, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85263#[L724, L783, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85270#[P2ENTRY, L724, L783-1, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85282#[L724, L754, L783-1, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85296#[L724, L756, L783-1, P1EXIT](and (= ~x~0 1) (= ~y~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85310#[L724, L759, L783-1, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EAX~0 0)), 85324#[L759, L726, L783-1, P1EXIT](= ~x~0 1), 85330#[L764, L726, L783-1, P1EXIT](= ~x~0 1), 86070#[P2FINAL, L726, L783-1, P1EXIT](= ~x~0 1), 86074#[P2EXIT, L726, L783-1, P1EXIT](= ~x~0 1), 86078#[P2EXIT, L784, L726, P1EXIT](= ~x~0 1), 86080#[P2EXIT, L786, L726, P1EXIT](= ~x~0 1), 86082#[P2EXIT, L787, L726, P1EXIT](= ~x~0 1), 86084#[P2EXIT, L726, P1EXIT, L2](= ~x~0 1), 86086#[P2EXIT, L726, L3, P1EXIT](= ~x~0 1), 86088#[P2EXIT, L726, L2-1, P1EXIT](= ~x~0 1), 86092#[P2EXIT, L726, L792, P1EXIT](= ~x~0 1), 86096#[P2EXIT, L793, L726, P1EXIT](= ~x~0 1), 86100#[P2EXIT, L729, L793, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86104#[P2EXIT, L793, L734, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86108#[P2EXIT, L793, P0FINAL, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86112#[P0EXIT, P2EXIT, L793, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86114#[L18, P0EXIT, P2EXIT, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86116#[P0EXIT, P2EXIT, L18-1, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86118#[P0EXIT, P2EXIT, L18-2, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86122#[P0EXIT, P2EXIT, L17-5, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86124#[P0EXIT, P2EXIT, L17-7, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1)), 86128#[P0EXIT, P2EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~x~0 1) (= ~__unbuffered_p0_EBX~0 1))] [2021-01-26 22:49:08,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 22:49:08,036 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:49:08,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:49:08,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1382404501, now seen corresponding path program 4 times [2021-01-26 22:49:08,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:49:08,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443919699] [2021-01-26 22:49:08,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:49:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:49:08,246 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 22:49:08,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443919699] [2021-01-26 22:49:08,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:49:08,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-26 22:49:08,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790160296] [2021-01-26 22:49:08,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-26 22:49:08,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:49:08,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-26 22:49:08,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-26 22:49:08,249 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:49:08,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:49:08,388 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:08,535 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:08,573 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:08,969 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:09,023 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:09,070 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:10,018 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:49:10,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 22:49:10,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 10:49:10 BasicIcfg [2021-01-26 22:49:10,952 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 22:49:10,955 INFO L168 Benchmark]: Toolchain (without parser) took 11886.75 ms. Allocated memory was 304.1 MB in the beginning and 786.4 MB in the end (delta: 482.3 MB). Free memory was 278.1 MB in the beginning and 457.8 MB in the end (delta: -179.7 MB). Peak memory consumption was 304.8 MB. Max. memory is 16.0 GB. [2021-01-26 22:49:10,956 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 304.1 MB. Free memory was 272.5 MB in the beginning and 272.4 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:49:10,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.40 ms. Allocated memory is still 304.1 MB. Free memory was 277.1 MB in the beginning and 278.7 MB in the end (delta: -1.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.0 GB. [2021-01-26 22:49:10,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.11 ms. Allocated memory is still 304.1 MB. Free memory was 278.7 MB in the beginning and 276.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:49:10,958 INFO L168 Benchmark]: Boogie Preprocessor took 52.16 ms. Allocated memory is still 304.1 MB. Free memory was 276.7 MB in the beginning and 275.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:49:10,959 INFO L168 Benchmark]: RCFGBuilder took 667.26 ms. Allocated memory is still 304.1 MB. Free memory was 275.7 MB in the beginning and 252.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:49:10,960 INFO L168 Benchmark]: TraceAbstraction took 10382.84 ms. Allocated memory was 304.1 MB in the beginning and 786.4 MB in the end (delta: 482.3 MB). Free memory was 252.6 MB in the beginning and 457.8 MB in the end (delta: -205.2 MB). Peak memory consumption was 278.2 MB. Max. memory is 16.0 GB. [2021-01-26 22:49:10,964 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 304.1 MB. Free memory was 272.5 MB in the beginning and 272.4 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 670.40 ms. Allocated memory is still 304.1 MB. Free memory was 277.1 MB in the beginning and 278.7 MB in the end (delta: -1.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 84.11 ms. Allocated memory is still 304.1 MB. Free memory was 278.7 MB in the beginning and 276.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 52.16 ms. Allocated memory is still 304.1 MB. Free memory was 276.7 MB in the beginning and 275.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 667.26 ms. Allocated memory is still 304.1 MB. Free memory was 275.7 MB in the beginning and 252.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10382.84 ms. Allocated memory was 304.1 MB in the beginning and 786.4 MB in the end (delta: 482.3 MB). Free memory was 252.6 MB in the beginning and 457.8 MB in the end (delta: -205.2 MB). Peak memory consumption was 278.2 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, 77 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.2s, 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 240 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 37170 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...