/usr/bin/java -Xmx8000000000 -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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 16:56:31,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 16:56:31,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 16:56:31,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 16:56:31,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 16:56:31,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 16:56:31,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 16:56:31,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 16:56:31,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 16:56:31,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 16:56:31,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 16:56:31,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 16:56:31,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 16:56:31,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 16:56:31,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 16:56:31,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 16:56:31,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 16:56:31,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 16:56:31,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 16:56:31,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 16:56:31,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 16:56:31,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 16:56:31,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 16:56:31,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 16:56:31,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-09 16:56:31,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-09 16:56:31,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-09 16:56:31,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-09 16:56:31,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-09 16:56:31,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-09 16:56:31,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 16:56:31,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 16:56:31,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 16:56:31,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 16:56:31,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 16:56:31,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 16:56:31,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 16:56:31,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 16:56:31,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 16:56:31,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 16:56:31,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 16:56:31,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-11-09 16:56:31,607 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 16:56:31,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 16:56:31,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 16:56:31,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 16:56:31,611 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 16:56:31,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 16:56:31,612 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 16:56:31,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 16:56:31,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 16:56:31,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 16:56:31,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 16:56:31,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 16:56:31,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 16:56:31,614 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 16:56:31,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 16:56:31,615 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 16:56:31,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 16:56:31,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 16:56:31,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 16:56:31,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 16:56:31,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 16:56:31,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 16:56:31,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 16:56:31,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 16:56:31,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 16:56:31,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 16:56:31,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 16:56:31,617 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 16:56:31,617 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 16:56:31,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 16:56:31,618 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 16:56:32,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 16:56:32,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 16:56:32,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 16:56:32,117 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 16:56:32,118 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 16:56:32,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_power.oepc.i [2020-11-09 16:56:32,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725ce29d7/7fbd24c22cac4c10a54292101566f0b0/FLAGab430bb9f [2020-11-09 16:56:32,931 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 16:56:32,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_power.oepc.i [2020-11-09 16:56:32,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725ce29d7/7fbd24c22cac4c10a54292101566f0b0/FLAGab430bb9f [2020-11-09 16:56:33,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/725ce29d7/7fbd24c22cac4c10a54292101566f0b0 [2020-11-09 16:56:33,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 16:56:33,173 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 16:56:33,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 16:56:33,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 16:56:33,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 16:56:33,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:56:33" (1/1) ... [2020-11-09 16:56:33,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38564d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:33, skipping insertion in model container [2020-11-09 16:56:33,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:56:33" (1/1) ... [2020-11-09 16:56:33,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 16:56:33,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 16:56:33,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:56:33,811 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 16:56:33,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:56:34,034 INFO L208 MainTranslator]: Completed translation [2020-11-09 16:56:34,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34 WrapperNode [2020-11-09 16:56:34,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 16:56:34,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 16:56:34,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 16:56:34,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 16:56:34,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 16:56:34,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 16:56:34,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 16:56:34,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 16:56:34,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (1/1) ... [2020-11-09 16:56:34,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 16:56:34,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 16:56:34,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 16:56:34,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 16:56:34,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (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 [2020-11-09 16:56:34,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 16:56:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-09 16:56:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 16:56:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 16:56:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-09 16:56:34,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-09 16:56:34,243 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-09 16:56:34,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-09 16:56:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 16:56:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-09 16:56:34,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 16:56:34,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 16:56:34,246 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 16:56:36,297 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 16:56:36,297 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-09 16:56:36,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:36 BoogieIcfgContainer [2020-11-09 16:56:36,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 16:56:36,302 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 16:56:36,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 16:56:36,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 16:56:36,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:56:33" (1/3) ... [2020-11-09 16:56:36,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40dd9785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:36, skipping insertion in model container [2020-11-09 16:56:36,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:56:34" (2/3) ... [2020-11-09 16:56:36,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40dd9785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:36, skipping insertion in model container [2020-11-09 16:56:36,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:36" (3/3) ... [2020-11-09 16:56:36,309 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_power.oepc.i [2020-11-09 16:56:36,326 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 16:56:36,327 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 16:56:36,331 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 16:56:36,332 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 16:56:36,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,396 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,396 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,397 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,397 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,401 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,406 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,407 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,408 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,409 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,411 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,416 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,417 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,419 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,421 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,422 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,423 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,424 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,427 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,428 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,428 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,429 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,435 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,436 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,437 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,437 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:56:36,439 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-09 16:56:36,452 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-09 16:56:36,476 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 16:56:36,476 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 16:56:36,476 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 16:56:36,476 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 16:56:36,476 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 16:56:36,477 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 16:56:36,477 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 16:56:36,477 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 16:56:36,490 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 16:56:36,491 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 87 transitions, 184 flow [2020-11-09 16:56:36,494 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 87 transitions, 184 flow [2020-11-09 16:56:36,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 87 transitions, 184 flow [2020-11-09 16:56:36,542 INFO L129 PetriNetUnfolder]: 3/85 cut-off events. [2020-11-09 16:56:36,542 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-09 16:56:36,546 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 85 events. 3/85 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2020-11-09 16:56:36,549 INFO L116 LiptonReduction]: Number of co-enabled transitions 1096 [2020-11-09 16:56:37,516 WARN L194 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-11-09 16:56:37,682 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-11-09 16:56:38,184 WARN L194 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-09 16:56:38,347 WARN L194 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-09 16:56:38,990 WARN L194 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2020-11-09 16:56:39,007 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 3, 2, 1] term [2020-11-09 16:56:39,007 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-09 16:56:39,450 WARN L194 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2020-11-09 16:56:40,508 WARN L194 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-09 16:56:40,629 WARN L194 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-09 16:56:41,110 WARN L194 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-11-09 16:56:41,317 WARN L194 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-11-09 16:56:43,298 WARN L194 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-09 16:56:44,020 WARN L194 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2020-11-09 16:56:44,214 WARN L194 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-11-09 16:56:44,666 WARN L194 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2020-11-09 16:56:44,870 WARN L194 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-11-09 16:56:45,113 WARN L194 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-11-09 16:56:45,329 WARN L194 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-11-09 16:56:45,565 WARN L194 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-11-09 16:56:45,814 WARN L194 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-11-09 16:56:45,820 INFO L131 LiptonReduction]: Checked pairs total: 3233 [2020-11-09 16:56:45,820 INFO L133 LiptonReduction]: Total number of compositions: 84 [2020-11-09 16:56:45,827 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 21 transitions, 52 flow [2020-11-09 16:56:45,861 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 170 states. [2020-11-09 16:56:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2020-11-09 16:56:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-09 16:56:45,870 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:45,871 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-11-09 16:56:45,871 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:45,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:45,888 INFO L82 PathProgramCache]: Analyzing trace with hash 834331973, now seen corresponding path program 1 times [2020-11-09 16:56:45,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:45,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461735741] [2020-11-09 16:56:45,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:56:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:56:46,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461735741] [2020-11-09 16:56:46,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:56:46,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:56:46,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2026088342] [2020-11-09 16:56:46,204 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:56:46,209 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:56:46,219 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-11-09 16:56:46,219 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:56:46,223 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:56:46,224 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:56:46,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:56:46,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:56:46,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,239 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 3 states. [2020-11-09 16:56:46,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:56:46,287 INFO L93 Difference]: Finished difference Result 150 states and 353 transitions. [2020-11-09 16:56:46,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:56:46,289 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-11-09 16:56:46,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:56:46,300 INFO L225 Difference]: With dead ends: 150 [2020-11-09 16:56:46,300 INFO L226 Difference]: Without dead ends: 122 [2020-11-09 16:56:46,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-11-09 16:56:46,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-11-09 16:56:46,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-11-09 16:56:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 280 transitions. [2020-11-09 16:56:46,353 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 280 transitions. Word has length 5 [2020-11-09 16:56:46,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:56:46,354 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 280 transitions. [2020-11-09 16:56:46,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:56:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 280 transitions. [2020-11-09 16:56:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-09 16:56:46,355 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:46,355 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:56:46,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 16:56:46,356 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:46,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:46,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1365847421, now seen corresponding path program 1 times [2020-11-09 16:56:46,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:46,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189971054] [2020-11-09 16:56:46,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:56:46,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:56:46,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189971054] [2020-11-09 16:56:46,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:56:46,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:56:46,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [378879970] [2020-11-09 16:56:46,425 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:56:46,426 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:56:46,428 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-11-09 16:56:46,428 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:56:46,428 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:56:46,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:56:46,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:56:46,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:56:46,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,431 INFO L87 Difference]: Start difference. First operand 122 states and 280 transitions. Second operand 3 states. [2020-11-09 16:56:46,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:56:46,445 INFO L93 Difference]: Finished difference Result 106 states and 236 transitions. [2020-11-09 16:56:46,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:56:46,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-11-09 16:56:46,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:56:46,447 INFO L225 Difference]: With dead ends: 106 [2020-11-09 16:56:46,447 INFO L226 Difference]: Without dead ends: 106 [2020-11-09 16:56:46,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-11-09 16:56:46,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-11-09 16:56:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-11-09 16:56:46,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 236 transitions. [2020-11-09 16:56:46,468 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 236 transitions. Word has length 7 [2020-11-09 16:56:46,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:56:46,468 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 236 transitions. [2020-11-09 16:56:46,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:56:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 236 transitions. [2020-11-09 16:56:46,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-09 16:56:46,474 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:46,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:56:46,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 16:56:46,476 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:46,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:46,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1372042454, now seen corresponding path program 1 times [2020-11-09 16:56:46,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:46,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319472213] [2020-11-09 16:56:46,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:56:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:56:46,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319472213] [2020-11-09 16:56:46,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:56:46,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-09 16:56:46,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1168326319] [2020-11-09 16:56:46,583 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:56:46,584 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:56:46,594 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 25 transitions. [2020-11-09 16:56:46,594 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:56:46,681 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:56:46,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:56:46,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:56:46,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:56:46,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,683 INFO L87 Difference]: Start difference. First operand 106 states and 236 transitions. Second operand 3 states. [2020-11-09 16:56:46,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:56:46,703 INFO L93 Difference]: Finished difference Result 148 states and 324 transitions. [2020-11-09 16:56:46,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:56:46,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-11-09 16:56:46,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:56:46,705 INFO L225 Difference]: With dead ends: 148 [2020-11-09 16:56:46,705 INFO L226 Difference]: Without dead ends: 79 [2020-11-09 16:56:46,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:56:46,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-11-09 16:56:46,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2020-11-09 16:56:46,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-11-09 16:56:46,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 168 transitions. [2020-11-09 16:56:46,715 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 168 transitions. Word has length 11 [2020-11-09 16:56:46,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:56:46,715 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 168 transitions. [2020-11-09 16:56:46,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:56:46,715 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 168 transitions. [2020-11-09 16:56:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-09 16:56:46,717 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:46,717 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:56:46,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 16:56:46,717 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:46,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:46,718 INFO L82 PathProgramCache]: Analyzing trace with hash 416356511, now seen corresponding path program 1 times [2020-11-09 16:56:46,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:46,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140017564] [2020-11-09 16:56:46,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:56:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:56:46,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140017564] [2020-11-09 16:56:46,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:56:46,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 16:56:46,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [567650357] [2020-11-09 16:56:46,797 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:56:46,801 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:56:46,808 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 44 transitions. [2020-11-09 16:56:46,808 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:56:46,871 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:56:47,016 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [1465#(= (mod ~main$tmp_guard0~0 256) 0), 1466#(not (= 2 ~__unbuffered_cnt~0))] [2020-11-09 16:56:47,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-09 16:56:47,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:56:47,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-09 16:56:47,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-09 16:56:47,019 INFO L87 Difference]: Start difference. First operand 79 states and 168 transitions. Second operand 6 states. [2020-11-09 16:56:47,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:56:47,068 INFO L93 Difference]: Finished difference Result 51 states and 94 transitions. [2020-11-09 16:56:47,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-09 16:56:47,069 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-11-09 16:56:47,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:56:47,070 INFO L225 Difference]: With dead ends: 51 [2020-11-09 16:56:47,070 INFO L226 Difference]: Without dead ends: 29 [2020-11-09 16:56:47,071 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-11-09 16:56:47,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-09 16:56:47,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-11-09 16:56:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-11-09 16:56:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2020-11-09 16:56:47,074 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 12 [2020-11-09 16:56:47,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:56:47,075 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2020-11-09 16:56:47,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-09 16:56:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2020-11-09 16:56:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-09 16:56:47,076 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:47,076 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:56:47,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 16:56:47,076 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:47,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:47,077 INFO L82 PathProgramCache]: Analyzing trace with hash -839231175, now seen corresponding path program 1 times [2020-11-09 16:56:47,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:47,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411511675] [2020-11-09 16:56:47,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:56:47,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:56:47,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411511675] [2020-11-09 16:56:47,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:56:47,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-09 16:56:47,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [197258401] [2020-11-09 16:56:47,297 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:56:47,303 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:56:47,313 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 29 transitions. [2020-11-09 16:56:47,313 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:56:47,340 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 3, 2, 1] term [2020-11-09 16:56:47,340 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,342 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-11-09 16:56:47,342 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,372 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 16:56:47,372 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,374 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,374 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,375 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,375 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,377 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 2, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,377 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,378 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,379 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,380 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,380 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,382 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 16:56:47,382 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,384 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,384 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,385 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:56:47,385 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,452 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 3, 2, 1] term [2020-11-09 16:56:47,452 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,453 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:56:47,454 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,455 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:56:47,455 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,457 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:56:47,457 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:56:47,459 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 3, 4, 2, 3, 2, 1] term [2020-11-09 16:56:47,459 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 16:56:47,635 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1585#(and (= ~x$w_buff0~0 1) (not (= (mod ~x$r_buff0_thd2~0 256) 0)) (not (= (mod ~x$w_buff0_used~0 256) 0)))] [2020-11-09 16:56:47,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-09 16:56:47,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:56:47,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-09 16:56:47,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-09 16:56:47,637 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 6 states. [2020-11-09 16:56:47,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:56:47,723 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2020-11-09 16:56:47,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-09 16:56:47,723 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-11-09 16:56:47,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:56:47,724 INFO L225 Difference]: With dead ends: 35 [2020-11-09 16:56:47,724 INFO L226 Difference]: Without dead ends: 25 [2020-11-09 16:56:47,725 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-09 16:56:47,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-11-09 16:56:47,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-11-09 16:56:47,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-11-09 16:56:47,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2020-11-09 16:56:47,734 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 32 transitions. Word has length 16 [2020-11-09 16:56:47,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:56:47,734 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 32 transitions. [2020-11-09 16:56:47,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-09 16:56:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2020-11-09 16:56:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-09 16:56:47,737 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:56:47,737 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:56:47,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 16:56:47,738 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:56:47,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:56:47,738 INFO L82 PathProgramCache]: Analyzing trace with hash -65876487, now seen corresponding path program 2 times [2020-11-09 16:56:47,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:56:47,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618613819] [2020-11-09 16:56:47,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:56:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:56:47,847 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:56:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:56:47,941 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:56:47,984 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-09 16:56:47,984 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-09 16:56:47,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 16:56:48,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:56:48 BasicIcfg [2020-11-09 16:56:48,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 16:56:48,078 INFO L168 Benchmark]: Toolchain (without parser) took 14908.34 ms. Allocated memory was 152.0 MB in the beginning and 288.4 MB in the end (delta: 136.3 MB). Free memory was 125.0 MB in the beginning and 217.2 MB in the end (delta: -92.2 MB). Peak memory consumption was 44.8 MB. Max. memory is 8.0 GB. [2020-11-09 16:56:48,079 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 152.0 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:56:48,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.99 ms. Allocated memory is still 152.0 MB. Free memory was 124.3 MB in the beginning and 125.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 8.0 GB. [2020-11-09 16:56:48,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.99 ms. Allocated memory is still 152.0 MB. Free memory was 125.4 MB in the beginning and 122.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:56:48,082 INFO L168 Benchmark]: Boogie Preprocessor took 44.51 ms. Allocated memory is still 152.0 MB. Free memory was 122.8 MB in the beginning and 120.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:56:48,085 INFO L168 Benchmark]: RCFGBuilder took 2150.74 ms. Allocated memory was 152.0 MB in the beginning and 197.1 MB in the end (delta: 45.1 MB). Free memory was 120.7 MB in the beginning and 72.9 MB in the end (delta: 47.8 MB). Peak memory consumption was 93.4 MB. Max. memory is 8.0 GB. [2020-11-09 16:56:48,087 INFO L168 Benchmark]: TraceAbstraction took 11772.89 ms. Allocated memory was 197.1 MB in the beginning and 288.4 MB in the end (delta: 91.2 MB). Free memory was 72.4 MB in the beginning and 217.2 MB in the end (delta: -144.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:56:48,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 152.0 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 856.99 ms. Allocated memory is still 152.0 MB. Free memory was 124.3 MB in the beginning and 125.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 30.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 61.99 ms. Allocated memory is still 152.0 MB. Free memory was 125.4 MB in the beginning and 122.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.51 ms. Allocated memory is still 152.0 MB. Free memory was 122.8 MB in the beginning and 120.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2150.74 ms. Allocated memory was 152.0 MB in the beginning and 197.1 MB in the end (delta: 45.1 MB). Free memory was 120.7 MB in the beginning and 72.9 MB in the end (delta: 47.8 MB). Peak memory consumption was 93.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 11772.89 ms. Allocated memory was 197.1 MB in the beginning and 288.4 MB in the end (delta: 91.2 MB). Free memory was 72.4 MB in the beginning and 217.2 MB in the end (delta: -144.8 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 596 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 43 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.3s, 91 PlacesBefore, 27 PlacesAfterwards, 87 TransitionsBefore, 21 TransitionsAfterwards, 1096 CoEnabledTransitionPairs, 7 FixpointIterations, 34 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 84 TotalNumberOfCompositions, 3233 MoverChecksTotal - CounterExampleResult [Line: 18]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p1_EBX = 0; [L716] 0 _Bool main$tmp_guard0; [L717] 0 _Bool main$tmp_guard1; [L719] 0 int x = 0; [L720] 0 _Bool x$flush_delayed; [L721] 0 int x$mem_tmp; [L722] 0 _Bool x$r_buff0_thd0; [L723] 0 _Bool x$r_buff0_thd1; [L724] 0 _Bool x$r_buff0_thd2; [L725] 0 _Bool x$r_buff1_thd0; [L726] 0 _Bool x$r_buff1_thd1; [L727] 0 _Bool x$r_buff1_thd2; [L728] 0 _Bool x$read_delayed; [L729] 0 int *x$read_delayed_var; [L730] 0 int x$w_buff0; [L731] 0 _Bool x$w_buff0_used; [L732] 0 int x$w_buff1; [L733] 0 _Bool x$w_buff1_used; [L735] 0 int y = 0; [L736] 0 _Bool weak$$choice0; [L737] 0 _Bool weak$$choice2; [L813] 0 pthread_t t1633; [L814] FCALL, FORK 0 pthread_create(&t1633, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L815] 0 pthread_t t1634; [L816] FCALL, FORK 0 pthread_create(&t1634, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L771] 2 x$w_buff1 = x$w_buff0 [L772] 2 x$w_buff0 = 1 [L773] 2 x$w_buff1_used = x$w_buff0_used [L774] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L776] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L777] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L778] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L779] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0] [L782] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L788] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1] [L741] 1 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L746] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L747] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L748] 1 x$flush_delayed = weak$$choice2 [L749] 1 x$mem_tmp = x [L750] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L750] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L751] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L751] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L752] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L752] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L753] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L753] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L754] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L754] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L755] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L755] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L756] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L756] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 __unbuffered_p0_EAX = x [L758] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L758] 1 x = x$flush_delayed ? x$mem_tmp : x [L759] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2] [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L791] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L792] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L793] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L794] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L795] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L795] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L798] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L800] 2 return 0; [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L766] 1 return 0; [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L4] COND FALSE 0 !(!cond) [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L822] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L822] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L822] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L823] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L823] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L824] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L824] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L825] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L825] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L826] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L826] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L829] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 1) [L19] COND TRUE 0 !expression [L18] COND FALSE 0 !(0) [L18] 0 __assert_fail ("0", "rfi003_power.oepc.c", 9, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 85 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 11.5s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.3s, HoareTripleCheckerStatistics: 78 SDtfs, 51 SDslu, 73 SDs, 0 SdLazy, 48 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 2325 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 incorrect! Received shutdown request...