/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/safe026_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 02:36:06,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 02:36:06,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 02:36:06,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-27 02:36:06,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-27 02:36:06,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-27 02:36:06,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-27 02:36:06,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-27 02:36:06,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-27 02:36:06,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-27 02:36:06,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-27 02:36:06,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-27 02:36:06,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 02:36:06,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 02:36:06,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 02:36:06,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 02:36:06,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 02:36:06,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 02:36:06,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 02:36:06,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 02:36:06,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 02:36:06,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 02:36:06,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 02:36:06,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 02:36:06,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 02:36:06,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 02:36:06,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 02:36:06,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 02:36:06,306 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 [2021-01-27 02:36:06,356 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 02:36:06,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 02:36:06,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 02:36:06,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 02:36:06,361 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 02:36:06,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 02:36:06,361 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 02:36:06,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 02:36:06,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 02:36:06,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 02:36:06,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 02:36:06,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 02:36:06,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 02:36:06,365 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 02:36:06,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 02:36:06,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 02:36:06,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 02:36:06,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 02:36:06,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 02:36:06,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 02:36:06,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 02:36:06,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:36:06,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 02:36:06,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 02:36:06,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 02:36:06,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 02:36:06,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 02:36:06,368 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 02:36:06,368 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 02:36:06,369 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 02:36:06,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 02:36:06,369 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 02:36:06,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 02:36:06,369 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 02:36:06,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 02:36:06,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 02:36:06,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 02:36:06,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 02:36:06,779 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 02:36:06,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_tso.oepc.i [2021-01-27 02:36:06,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c25d4be5/3cdf1ffcf74c41f99331f8452d23ef6b/FLAG74fb8f0aa [2021-01-27 02:36:07,488 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 02:36:07,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_tso.oepc.i [2021-01-27 02:36:07,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c25d4be5/3cdf1ffcf74c41f99331f8452d23ef6b/FLAG74fb8f0aa [2021-01-27 02:36:07,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c25d4be5/3cdf1ffcf74c41f99331f8452d23ef6b [2021-01-27 02:36:07,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 02:36:07,784 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 02:36:07,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 02:36:07,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 02:36:07,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 02:36:07,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:36:07" (1/1) ... [2021-01-27 02:36:07,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1082fff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:07, skipping insertion in model container [2021-01-27 02:36:07,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:36:07" (1/1) ... [2021-01-27 02:36:07,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 02:36:07,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 02:36:08,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:36:08,290 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 02:36:08,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:36:08,519 INFO L208 MainTranslator]: Completed translation [2021-01-27 02:36:08,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08 WrapperNode [2021-01-27 02:36:08,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 02:36:08,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 02:36:08,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 02:36:08,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 02:36:08,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 02:36:08,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 02:36:08,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 02:36:08,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 02:36:08,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (1/1) ... [2021-01-27 02:36:08,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 02:36:08,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 02:36:08,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 02:36:08,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 02:36:08,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (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 [2021-01-27 02:36:08,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 02:36:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-27 02:36:08,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 02:36:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 02:36:08,754 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-27 02:36:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-27 02:36:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-27 02:36:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-27 02:36:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-01-27 02:36:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-01-27 02:36:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 02:36:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-27 02:36:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 02:36:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 02:36:08,759 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 02:36:09,174 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 02:36:09,175 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-27 02:36:09,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:36:09 BoogieIcfgContainer [2021-01-27 02:36:09,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 02:36:09,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 02:36:09,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 02:36:09,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 02:36:09,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:36:07" (1/3) ... [2021-01-27 02:36:09,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b065ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:36:09, skipping insertion in model container [2021-01-27 02:36:09,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:36:08" (2/3) ... [2021-01-27 02:36:09,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b065ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:36:09, skipping insertion in model container [2021-01-27 02:36:09,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:36:09" (3/3) ... [2021-01-27 02:36:09,186 INFO L111 eAbstractionObserver]: Analyzing ICFG safe026_tso.oepc.i [2021-01-27 02:36:09,202 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 02:36:09,202 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 02:36:09,206 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-27 02:36:09,207 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 02:36:09,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,237 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,238 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,238 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,238 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,241 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,241 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,242 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,242 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,244 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,244 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,245 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,249 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,250 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,250 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,255 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,255 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,256 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,258 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,258 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,258 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,259 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:36:09,261 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-27 02:36:09,275 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-27 02:36:09,301 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 02:36:09,301 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 02:36:09,301 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 02:36:09,302 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 02:36:09,302 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 02:36:09,302 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 02:36:09,302 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 02:36:09,302 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 59 and size of Sequence is : 60[2021-01-27 02:36:09,366 INFO L164 SleepSetCegar]: Size of mCounterexample is: 60 [2021-01-27 02:36:09,367 INFO L165 SleepSetCegar]: [89#[ULTIMATE.startENTRY]don't care, 92#[L-1]don't care, 95#[L-1-1]don't care, 98#[L17]don't care, 101#[L17-1]don't care, 104#[L17-2]don't care, 107#[L17-3]don't care, 110#[L17-4]don't care, 113#[L711]don't care, 116#[L713]don't care, 119#[L714]don't care, 122#[L715]don't care, 125#[L717]don't care, 128#[L719]don't care, 131#[L-1-2]don't care, 134#[L-1-3]don't care, 137#[L773]don't care, 140#[L773-1]don't care, 143#[L774]don't care, 146#[P0ENTRY, L774-1]don't care, 151#[L775, P0ENTRY]don't care, 155#[L775, L722]don't care, 163#[L775, L724]don't care, 167#[L775, L727]don't care, 175#[L775, L732]don't care, 179#[L775, P0FINAL]don't care, 185#[L775, P0EXIT]don't care, 191#[L775-1, P0EXIT]don't care, 194#[P0EXIT, L776]don't care, 197#[L776-1, P1ENTRY, P0EXIT]don't care, 202#[L737, L776-1, P0EXIT]don't care, 208#[L776-1, L739, P0EXIT]don't care, 214#[L776-1, L744, P0EXIT]don't care, 220#[P1FINAL, L776-1, P0EXIT]don't care, 224#[L776-1, P1EXIT, P0EXIT]don't care, 230#[P1EXIT, P0EXIT, L777]don't care, 233#[L777-1, P1EXIT, P0EXIT]don't care, 236#[P1EXIT, L778, P0EXIT]don't care, 239#[P2ENTRY, L778-1, P1EXIT, P0EXIT]don't care, 244#[P2ENTRY, P1EXIT, L779, P0EXIT]don't care, 250#[L749, P1EXIT, L779, P0EXIT]don't care, 256#[P1EXIT, L779, L751, P0EXIT]don't care, 262#[L754, P1EXIT, L779, P0EXIT]don't care, 268#[L759, P1EXIT, L779, P0EXIT]don't care, 274#[P1EXIT, L779, P2FINAL, P0EXIT]don't care, 278#[P1EXIT, L779, P0EXIT, P2EXIT]don't care, 284#[L781, P1EXIT, P0EXIT, P2EXIT]don't care, 287#[L782, P1EXIT, P0EXIT, P2EXIT]don't care, 290#[P1EXIT, L2, P0EXIT, P2EXIT]don't care, 293#[L3, P1EXIT, P0EXIT, P2EXIT]don't care, 296#[L3-1, P1EXIT, P0EXIT, P2EXIT]don't care, 298#[L2-1, P1EXIT, P0EXIT, P2EXIT]don't care, 303#[P1EXIT, L787, P0EXIT, P2EXIT]don't care, 306#[P1EXIT, L788, P0EXIT, P2EXIT]don't care, 309#[P1EXIT, L18, P0EXIT, P2EXIT]don't care, 312#[L18-1, P1EXIT, P0EXIT, P2EXIT]don't care, 315#[L18-2, P1EXIT, P0EXIT, P2EXIT]don't care, 321#[L17-5, P1EXIT, P0EXIT, P2EXIT]don't care, 324#[L17-7, P1EXIT, P0EXIT, P2EXIT]don't care, 360#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]don't care] [2021-01-27 02:36:09,368 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:36:09,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:36:09,376 INFO L82 PathProgramCache]: Analyzing trace with hash -2052493684, now seen corresponding path program 1 times [2021-01-27 02:36:09,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:36:09,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390581375] [2021-01-27 02:36:09,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:36:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:36:09,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:36:09,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390581375] [2021-01-27 02:36:09,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:36:09,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 02:36:09,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809667170] [2021-01-27 02:36:09,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-27 02:36:09,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:36:09,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-27 02:36:09,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-27 02:36:09,732 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:36:09,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:36:09,770 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:36:09,771 INFO L165 SleepSetCegar]: [364#[ULTIMATE.startENTRY]true, 366#[L-1]true, 368#[L-1-1]true, 370#[L17]true, 372#[L17-1]true, 374#[L17-2]true, 376#[L17-3]true, 378#[L17-4]true, 380#[L711]true, 382#[L713]true, 384#[L714]true, 386#[L715]true, 388#[L717]true, 390#[L719]true, 392#[L-1-2]true, 394#[L-1-3]true, 396#[L773]true, 398#[L773-1]true, 400#[L774]true, 402#[P0ENTRY, L774-1]true, 405#[L775, P0ENTRY]true, 408#[L775, L722]true, 413#[L775, L724]true, 416#[L775, L727]true, 421#[L775, L732]true, 424#[L775, P0FINAL]true, 428#[L775, P0EXIT]true, 432#[L775-1, P0EXIT]true, 434#[P0EXIT, L776]true, 436#[L776-1, P1ENTRY, P0EXIT]true, 439#[L737, L776-1, P0EXIT]true, 443#[L776-1, L739, P0EXIT]true, 447#[L776-1, L744, P0EXIT]true, 451#[P1FINAL, L776-1, P0EXIT]true, 454#[L776-1, P1EXIT, P0EXIT]true, 458#[P1EXIT, P0EXIT, L777]true, 460#[L777-1, P1EXIT, P0EXIT]true, 462#[P1EXIT, L778, P0EXIT]true, 464#[P2ENTRY, L778-1, P1EXIT, P0EXIT]true, 467#[P2ENTRY, P1EXIT, L779, P0EXIT]true, 471#[L749, P1EXIT, L779, P0EXIT]true, 475#[P1EXIT, L779, L751, P0EXIT]true, 479#[L754, P1EXIT, L779, P0EXIT]true, 483#[L759, P1EXIT, L779, P0EXIT]true, 487#[P1EXIT, L779, P2FINAL, P0EXIT]true, 490#[P1EXIT, L779, P0EXIT, P2EXIT]true, 494#[L781, P1EXIT, P0EXIT, P2EXIT]true, 496#[L782, P1EXIT, P0EXIT, P2EXIT]true, 498#[P1EXIT, L2, P0EXIT, P2EXIT]true, 500#[L3, P1EXIT, P0EXIT, P2EXIT]true, 503#[L2-1, P1EXIT, P0EXIT, P2EXIT]true, 508#[P1EXIT, L787, P0EXIT, P2EXIT]true, 510#[P1EXIT, L788, P0EXIT, P2EXIT]true, 512#[P1EXIT, L18, P0EXIT, P2EXIT]true, 514#[L18-1, P1EXIT, P0EXIT, P2EXIT]true, 516#[L18-2, P1EXIT, P0EXIT, P2EXIT]true, 520#[L17-5, P1EXIT, P0EXIT, P2EXIT]true, 522#[L17-7, P1EXIT, P0EXIT, P2EXIT]true, 527#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT]true] [2021-01-27 02:36:09,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 02:36:09,772 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:36:09,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:36:09,775 INFO L82 PathProgramCache]: Analyzing trace with hash 567827946, now seen corresponding path program 1 times [2021-01-27 02:36:09,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:36:09,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111313258] [2021-01-27 02:36:09,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:36:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:36:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:36:10,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111313258] [2021-01-27 02:36:10,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:36:10,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-27 02:36:10,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138654275] [2021-01-27 02:36:10,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-27 02:36:10,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:36:10,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-27 02:36:10,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-27 02:36:10,016 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:36:10,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:36:10,188 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:36:10,222 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:36:10,223 INFO L165 SleepSetCegar]: [537#[ULTIMATE.startENTRY]true, 540#[L-1]true, 543#[L-1-1]true, 546#[L17]true, 549#[L17-1]true, 552#[L17-2]true, 555#[L17-3]true, 558#[L17-4]true, 561#[L711]true, 564#[L713]true, 567#[L714]true, 570#[L715]true, 573#[L717]true, 576#[L719]true, 579#[L-1-2]true, 582#[L-1-3]true, 585#[L773]true, 588#[L773-1]true, 591#[L774]true, 594#[P0ENTRY, L774-1]true, 599#[L775, P0ENTRY]true, 603#[L775, L722]true, 611#[L775, L724](= ~y~0 1), 615#[L775, L727](= ~y~0 1), 623#[L775, L732](= ~y~0 1), 627#[L775, P0FINAL](= ~y~0 1), 633#[L775, P0EXIT](= ~y~0 1), 639#[L775-1, P0EXIT](= ~y~0 1), 642#[P0EXIT, L776](= ~y~0 1), 645#[L776-1, P1ENTRY, P0EXIT](= ~y~0 1), 650#[L737, L776-1, P0EXIT](= ~y~0 1), 656#[L776-1, L739, P0EXIT](= ~y~0 1), 662#[L776-1, L744, P0EXIT](= ~y~0 1), 668#[P1FINAL, L776-1, P0EXIT](= ~y~0 1), 672#[L776-1, P1EXIT, P0EXIT](= ~y~0 1), 678#[P1EXIT, P0EXIT, L777](= ~y~0 1), 681#[L777-1, P1EXIT, P0EXIT](= ~y~0 1), 684#[P1EXIT, L778, P0EXIT](= ~y~0 1), 687#[P2ENTRY, L778-1, P1EXIT, P0EXIT](= ~y~0 1), 692#[P2ENTRY, P1EXIT, L779, P0EXIT](= ~y~0 1), 698#[L749, P1EXIT, L779, P0EXIT](= ~y~0 1), 704#[P1EXIT, L779, L751, P0EXIT](= ~y~0 1), 708#[L781, P1EXIT, L751, P0EXIT](= ~y~0 1), 1195#[L782, P1EXIT, L751, P0EXIT](= ~y~0 1), 1201#[P1EXIT, L2, L751, P0EXIT](= ~y~0 1), 1207#[L3, P1EXIT, L751, P0EXIT](= ~y~0 1), 1218#[L2-1, P1EXIT, L751, P0EXIT](= ~y~0 1), 1229#[P1EXIT, L751, L787, P0EXIT](= ~y~0 1), 1237#[L754, P1EXIT, L787, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1243#[L759, P1EXIT, L787, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1249#[P1EXIT, P2FINAL, L787, P0EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1255#[P1EXIT, L787, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1259#[P1EXIT, L788, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1262#[P1EXIT, L18, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1265#[L18-1, P1EXIT, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1268#[L18-2, P1EXIT, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1274#[L17-5, P1EXIT, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1277#[L17-7, P1EXIT, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1)), 1285#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](and (= ~y~0 1) (= ~__unbuffered_p2_EBX~0 1))] [2021-01-27 02:36:10,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 02:36:10,223 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:36:10,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:36:10,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1870178198, now seen corresponding path program 2 times [2021-01-27 02:36:10,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:36:10,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338112137] [2021-01-27 02:36:10,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:36:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:36:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:36:10,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338112137] [2021-01-27 02:36:10,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:36:10,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-27 02:36:10,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843164738] [2021-01-27 02:36:10,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-27 02:36:10,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:36:10,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-27 02:36:10,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-27 02:36:10,483 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:36:10,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:36:10,559 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:10,768 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:10,796 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:10,821 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:10,945 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,193 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,220 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,248 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,318 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,343 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,452 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:11,545 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:36:11,555 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:36:11,556 INFO L165 SleepSetCegar]: [1296#[ULTIMATE.startENTRY]true, 1299#[L-1]true, 1302#[L-1-1]true, 1305#[L17]true, 1308#[L17-1]true, 1311#[L17-2]true, 1314#[L17-3]true, 1317#[L17-4]true, 1320#[L711](= ~__unbuffered_cnt~0 0), 1323#[L713](= ~__unbuffered_cnt~0 0), 1326#[L714](= ~__unbuffered_cnt~0 0), 1331#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1334#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1337#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1340#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1343#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1346#[L773](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1349#[L773-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1352#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1355#[P0ENTRY, L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1360#[L775, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1364#[L775, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1370#[L775-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20503#[L722, L776](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20511#[L776-1, P1ENTRY, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20526#[L737, L776-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20542#[L776-1, L722, L739](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20558#[L776-1, L744, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20574#[P1FINAL, L776-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20588#[L776-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20599#[L722, P1EXIT, L777](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20607#[L777-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20615#[L722, P1EXIT, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20623#[P2ENTRY, L778-1, L722, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20638#[P2ENTRY, L722, P1EXIT, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20654#[L749, L722, P1EXIT, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20670#[L722, P1EXIT, L779, L751](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20686#[L754, L722, P1EXIT, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20706#[L724, L754, P1EXIT, L779](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20719#[L754, L727, P1EXIT, L779](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 20736#[L754, L732, P1EXIT, L779](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20749#[L754, P0FINAL, P1EXIT, L779](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20762#[L754, P1EXIT, L779, P0EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20777#[L759, P1EXIT, L779, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20787#[P1EXIT, L779, P2FINAL, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20795#[P1EXIT, L779, P0EXIT, P2EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 20803#[L781, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20808#[L782, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20813#[P1EXIT, L2, P0EXIT, P2EXIT](= ~y~0 1), 20818#[L3, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20827#[L2-1, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20833#[P1EXIT, L787, P0EXIT, P2EXIT](= ~y~0 1), 20838#[P1EXIT, L788, P0EXIT, P2EXIT](= ~y~0 1), 20843#[P1EXIT, L18, P0EXIT, P2EXIT](= ~y~0 1), 20848#[L18-1, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20855#[L18-2, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20863#[L17-5, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20868#[L17-7, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 20878#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1)] [2021-01-27 02:36:11,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-27 02:36:11,557 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:36:11,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:36:11,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1451930098, now seen corresponding path program 3 times [2021-01-27 02:36:11,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:36:11,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517457851] [2021-01-27 02:36:11,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:36:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:36:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:36:11,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517457851] [2021-01-27 02:36:11,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:36:11,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-27 02:36:11,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524518304] [2021-01-27 02:36:11,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-27 02:36:11,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:36:11,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-27 02:36:11,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-27 02:36:11,701 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:36:11,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:36:11,796 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 58 and size of Sequence is : 59[2021-01-27 02:36:12,731 INFO L164 SleepSetCegar]: Size of mCounterexample is: 59 [2021-01-27 02:36:12,732 INFO L165 SleepSetCegar]: [20887#[ULTIMATE.startENTRY]true, 20890#[L-1]true, 20893#[L-1-1]true, 20896#[L17]true, 20899#[L17-1]true, 20902#[L17-2]true, 20905#[L17-3]true, 20908#[L17-4]true, 20911#[L711](= ~__unbuffered_cnt~0 0), 20914#[L713](= ~__unbuffered_cnt~0 0), 20917#[L714](= ~__unbuffered_cnt~0 0), 20920#[L715](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20923#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20926#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20929#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20932#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20935#[L773](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20938#[L773-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20941#[L774](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20944#[P0ENTRY, L774-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20949#[L775, P0ENTRY](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20953#[L775, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 20959#[L775-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33604#[L722, L776](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33607#[L776-1, P1ENTRY, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33612#[L737, L776-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 33616#[L737, L722, L777](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44196#[L777-1, L737, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44206#[L737, L722, L778](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44216#[P2ENTRY, L737, L778-1, L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44235#[P2ENTRY, L737, L722, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44255#[L737, L749, L722, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44275#[L737, L722, L779, L751](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44295#[L737, L754, L722, L779](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44324#[L737, L724, L754, L779](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44343#[L737, L754, L727, L779](and (= ~x~0 1) (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 44368#[L737, L754, L732, L779](and (= ~x~0 1) (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44390#[L737, L754, P0FINAL, L779](and (= ~x~0 1) (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44410#[L737, L754, L779, P0EXIT](and (= ~x~0 1) (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44432#[L754, L739, L779, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 44441#[L744, L754, L779, P0EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44452#[P1FINAL, L754, L779, P0EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44457#[L754, P1EXIT, L779, P0EXIT](and (= ~y~0 1) (<= ~__unbuffered_cnt~0 2) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44468#[L759, P1EXIT, L779, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44474#[P1EXIT, L779, P2FINAL, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44478#[P1EXIT, L779, P0EXIT, P2EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 44484#[L781, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44487#[L782, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44490#[P1EXIT, L2, P0EXIT, P2EXIT](= ~y~0 1), 44493#[L3, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44498#[L2-1, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44502#[P1EXIT, L787, P0EXIT, P2EXIT](= ~y~0 1), 44505#[P1EXIT, L788, P0EXIT, P2EXIT](= ~y~0 1), 44508#[P1EXIT, L18, P0EXIT, P2EXIT](= ~y~0 1), 44511#[L18-1, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44514#[L18-2, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44520#[L17-5, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44523#[L17-7, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1), 44531#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT, P0EXIT, P2EXIT](= ~y~0 1)] [2021-01-27 02:36:12,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 02:36:12,733 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:36:12,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:36:12,734 INFO L82 PathProgramCache]: Analyzing trace with hash -273938222, now seen corresponding path program 4 times [2021-01-27 02:36:12,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:36:12,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006727440] [2021-01-27 02:36:12,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:36:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:36:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:36:12,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006727440] [2021-01-27 02:36:12,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:36:12,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-27 02:36:12,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008854277] [2021-01-27 02:36:12,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-27 02:36:12,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:36:12,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-27 02:36:12,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-27 02:36:12,963 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:36:12,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:36:13,474 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:36:14,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-27 02:36:14,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:36:14 BasicIcfg [2021-01-27 02:36:14,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-27 02:36:14,655 INFO L168 Benchmark]: Toolchain (without parser) took 6878.18 ms. Allocated memory was 306.2 MB in the beginning and 398.5 MB in the end (delta: 92.3 MB). Free memory was 279.9 MB in the beginning and 269.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 257.9 MB. Max. memory is 16.0 GB. [2021-01-27 02:36:14,655 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 306.2 MB. Free memory was 277.1 MB in the beginning and 277.1 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:36:14,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.14 ms. Allocated memory is still 306.2 MB. Free memory was 278.9 MB in the beginning and 279.4 MB in the end (delta: -478.3 kB). Peak memory consumption was 25.9 MB. Max. memory is 16.0 GB. [2021-01-27 02:36:14,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.64 ms. Allocated memory is still 306.2 MB. Free memory was 279.4 MB in the beginning and 278.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:36:14,661 INFO L168 Benchmark]: Boogie Preprocessor took 56.82 ms. Allocated memory is still 306.2 MB. Free memory was 278.3 MB in the beginning and 276.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:36:14,666 INFO L168 Benchmark]: RCFGBuilder took 506.95 ms. Allocated memory is still 306.2 MB. Free memory was 276.2 MB in the beginning and 253.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:36:14,667 INFO L168 Benchmark]: TraceAbstraction took 5473.28 ms. Allocated memory was 306.2 MB in the beginning and 398.5 MB in the end (delta: 92.3 MB). Free memory was 252.1 MB in the beginning and 269.7 MB in the end (delta: -17.6 MB). Peak memory consumption was 229.9 MB. Max. memory is 16.0 GB. [2021-01-27 02:36:14,678 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 306.2 MB. Free memory was 277.1 MB in the beginning and 277.1 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 736.14 ms. Allocated memory is still 306.2 MB. Free memory was 278.9 MB in the beginning and 279.4 MB in the end (delta: -478.3 kB). Peak memory consumption was 25.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 85.64 ms. Allocated memory is still 306.2 MB. Free memory was 279.4 MB in the beginning and 278.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 56.82 ms. Allocated memory is still 306.2 MB. Free memory was 278.3 MB in the beginning and 276.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 506.95 ms. Allocated memory is still 306.2 MB. Free memory was 276.2 MB in the beginning and 253.2 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 5473.28 ms. Allocated memory was 306.2 MB in the beginning and 398.5 MB in the end (delta: 92.3 MB). Free memory was 252.1 MB in the beginning and 269.7 MB in the end (delta: -17.6 MB). Peak memory consumption was 229.9 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, 75 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 36310 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...