/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix004_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 11:56:34,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 11:56:34,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 11:56:34,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 11:56:34,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 11:56:34,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 11:56:34,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 11:56:34,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 11:56:34,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 11:56:34,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 11:56:34,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 11:56:34,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 11:56:34,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 11:56:34,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 11:56:34,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 11:56:34,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 11:56:34,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 11:56:34,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 11:56:34,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 11:56:34,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 11:56:34,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 11:56:34,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 11:56:34,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 11:56:34,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 11:56:34,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-16 11:56:34,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 11:56:34,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 11:56:34,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 11:56:34,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 11:56:34,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 11:56:34,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 11:56:34,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 11:56:34,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 11:56:34,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 11:56:34,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 11:56:34,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 11:56:34,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-16 11:56:34,400 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 11:56:34,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 11:56:34,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 11:56:34,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 11:56:34,404 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 11:56:34,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 11:56:34,404 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 11:56:34,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 11:56:34,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 11:56:34,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 11:56:34,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 11:56:34,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 11:56:34,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 11:56:34,407 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 11:56:34,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 11:56:34,407 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 11:56:34,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 11:56:34,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 11:56:34,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 11:56:34,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 11:56:34,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 11:56:34,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 11:56:34,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 11:56:34,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 11:56:34,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 11:56:34,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 11:56:34,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 11:56:34,410 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 11:56:34,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 11:56:34,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 11:56:34,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 11:56:34,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 11:56:34,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 11:56:34,718 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 11:56:34,719 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix004_pso.oepc.i [2020-10-16 11:56:34,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a96572367/28d7b037cf03406aa2d8b85bc608efb7/FLAG4b556e085 [2020-10-16 11:56:35,411 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 11:56:35,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix004_pso.oepc.i [2020-10-16 11:56:35,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a96572367/28d7b037cf03406aa2d8b85bc608efb7/FLAG4b556e085 [2020-10-16 11:56:35,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a96572367/28d7b037cf03406aa2d8b85bc608efb7 [2020-10-16 11:56:35,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 11:56:35,643 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 11:56:35,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 11:56:35,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 11:56:35,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 11:56:35,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:56:35" (1/1) ... [2020-10-16 11:56:35,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b04d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:35, skipping insertion in model container [2020-10-16 11:56:35,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:56:35" (1/1) ... [2020-10-16 11:56:35,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 11:56:35,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 11:56:36,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:56:36,256 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 11:56:36,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 11:56:36,403 INFO L208 MainTranslator]: Completed translation [2020-10-16 11:56:36,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36 WrapperNode [2020-10-16 11:56:36,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 11:56:36,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 11:56:36,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 11:56:36,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 11:56:36,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 11:56:36,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 11:56:36,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 11:56:36,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 11:56:36,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... [2020-10-16 11:56:36,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 11:56:36,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 11:56:36,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 11:56:36,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 11:56:36,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 11:56:36,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 11:56:36,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 11:56:36,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 11:56:36,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 11:56:36,594 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 11:56:36,594 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 11:56:36,595 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 11:56:36,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 11:56:36,595 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-16 11:56:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-16 11:56:36,596 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-16 11:56:36,596 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-16 11:56:36,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 11:56:36,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 11:56:36,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 11:56:36,599 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 11:56:39,133 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 11:56:39,133 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-16 11:56:39,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:56:39 BoogieIcfgContainer [2020-10-16 11:56:39,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 11:56:39,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 11:56:39,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 11:56:39,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 11:56:39,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:56:35" (1/3) ... [2020-10-16 11:56:39,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edbd644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:56:39, skipping insertion in model container [2020-10-16 11:56:39,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:56:36" (2/3) ... [2020-10-16 11:56:39,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edbd644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:56:39, skipping insertion in model container [2020-10-16 11:56:39,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:56:39" (3/3) ... [2020-10-16 11:56:39,146 INFO L111 eAbstractionObserver]: Analyzing ICFG mix004_pso.oepc.i [2020-10-16 11:56:39,158 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 11:56:39,159 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 11:56:39,167 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 11:56:39,169 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 11:56:39,203 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,204 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,204 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,204 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,205 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,205 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,205 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,206 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,207 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,209 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,209 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,209 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,211 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,211 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,212 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,212 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,212 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,212 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,213 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,213 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,213 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,213 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,213 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,214 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,214 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,214 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,215 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,215 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,215 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,215 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,216 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,217 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,218 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,219 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,220 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,221 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,222 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,224 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,225 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,226 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,232 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,233 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,233 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,239 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,239 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,242 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,243 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,243 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,246 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,246 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 11:56:39,253 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-16 11:56:39,268 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 11:56:39,290 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 11:56:39,291 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 11:56:39,291 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 11:56:39,291 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 11:56:39,291 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 11:56:39,291 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 11:56:39,291 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 11:56:39,292 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 11:56:39,306 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 11:56:39,307 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 116 transitions, 252 flow [2020-10-16 11:56:39,310 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 116 transitions, 252 flow [2020-10-16 11:56:39,312 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 252 flow [2020-10-16 11:56:39,365 INFO L129 PetriNetUnfolder]: 2/112 cut-off events. [2020-10-16 11:56:39,365 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 11:56:39,371 INFO L80 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 112 events. 2/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2020-10-16 11:56:39,376 INFO L117 LiptonReduction]: Number of co-enabled transitions 2824 [2020-10-16 11:56:41,640 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2020-10-16 11:56:41,771 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-16 11:56:41,786 INFO L132 LiptonReduction]: Checked pairs total: 9179 [2020-10-16 11:56:41,786 INFO L134 LiptonReduction]: Total number of compositions: 88 [2020-10-16 11:56:41,794 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 38 transitions, 96 flow [2020-10-16 11:56:42,449 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 7994 states. [2020-10-16 11:56:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7994 states. [2020-10-16 11:56:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-16 11:56:42,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:42,460 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-16 11:56:42,460 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:42,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:42,466 INFO L82 PathProgramCache]: Analyzing trace with hash 1202522, now seen corresponding path program 1 times [2020-10-16 11:56:42,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:42,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825910971] [2020-10-16 11:56:42,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:42,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:42,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825910971] [2020-10-16 11:56:42,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:42,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 11:56:42,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53628032] [2020-10-16 11:56:42,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:56:42,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:42,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:56:42,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:56:42,726 INFO L87 Difference]: Start difference. First operand 7994 states. Second operand 3 states. [2020-10-16 11:56:42,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:42,909 INFO L93 Difference]: Finished difference Result 6662 states and 27160 transitions. [2020-10-16 11:56:42,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:56:42,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-16 11:56:42,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:42,983 INFO L225 Difference]: With dead ends: 6662 [2020-10-16 11:56:42,984 INFO L226 Difference]: Without dead ends: 4862 [2020-10-16 11:56:42,985 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 [2020-10-16 11:56:43,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4862 states. [2020-10-16 11:56:43,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4862 to 4862. [2020-10-16 11:56:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4862 states. [2020-10-16 11:56:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 4862 states and 19480 transitions. [2020-10-16 11:56:43,370 INFO L78 Accepts]: Start accepts. Automaton has 4862 states and 19480 transitions. Word has length 3 [2020-10-16 11:56:43,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:43,370 INFO L481 AbstractCegarLoop]: Abstraction has 4862 states and 19480 transitions. [2020-10-16 11:56:43,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:56:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 4862 states and 19480 transitions. [2020-10-16 11:56:43,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-16 11:56:43,382 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:43,382 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:43,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 11:56:43,383 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:43,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:43,384 INFO L82 PathProgramCache]: Analyzing trace with hash 92832499, now seen corresponding path program 1 times [2020-10-16 11:56:43,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:43,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631307338] [2020-10-16 11:56:43,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:43,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631307338] [2020-10-16 11:56:43,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:43,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 11:56:43,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032854194] [2020-10-16 11:56:43,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 11:56:43,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:43,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 11:56:43,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:56:43,533 INFO L87 Difference]: Start difference. First operand 4862 states and 19480 transitions. Second operand 3 states. [2020-10-16 11:56:43,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:43,578 INFO L93 Difference]: Finished difference Result 3262 states and 11480 transitions. [2020-10-16 11:56:43,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 11:56:43,579 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-16 11:56:43,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:43,609 INFO L225 Difference]: With dead ends: 3262 [2020-10-16 11:56:43,609 INFO L226 Difference]: Without dead ends: 3262 [2020-10-16 11:56:43,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 11:56:43,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3262 states. [2020-10-16 11:56:43,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3262 to 3262. [2020-10-16 11:56:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3262 states. [2020-10-16 11:56:43,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 11480 transitions. [2020-10-16 11:56:43,864 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 11480 transitions. Word has length 12 [2020-10-16 11:56:43,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:43,866 INFO L481 AbstractCegarLoop]: Abstraction has 3262 states and 11480 transitions. [2020-10-16 11:56:43,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 11:56:43,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 11480 transitions. [2020-10-16 11:56:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-16 11:56:43,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:43,869 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:43,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 11:56:43,870 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:43,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:43,870 INFO L82 PathProgramCache]: Analyzing trace with hash -823056419, now seen corresponding path program 1 times [2020-10-16 11:56:43,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:43,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616026375] [2020-10-16 11:56:43,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:43,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:43,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616026375] [2020-10-16 11:56:43,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:43,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 11:56:43,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311960297] [2020-10-16 11:56:43,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 11:56:43,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:43,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 11:56:43,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:56:43,965 INFO L87 Difference]: Start difference. First operand 3262 states and 11480 transitions. Second operand 4 states. [2020-10-16 11:56:44,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:44,028 INFO L93 Difference]: Finished difference Result 1822 states and 5720 transitions. [2020-10-16 11:56:44,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 11:56:44,028 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-16 11:56:44,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:44,042 INFO L225 Difference]: With dead ends: 1822 [2020-10-16 11:56:44,042 INFO L226 Difference]: Without dead ends: 1822 [2020-10-16 11:56:44,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-16 11:56:44,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2020-10-16 11:56:44,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1822. [2020-10-16 11:56:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1822 states. [2020-10-16 11:56:44,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1822 states and 5720 transitions. [2020-10-16 11:56:44,099 INFO L78 Accepts]: Start accepts. Automaton has 1822 states and 5720 transitions. Word has length 16 [2020-10-16 11:56:44,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:44,099 INFO L481 AbstractCegarLoop]: Abstraction has 1822 states and 5720 transitions. [2020-10-16 11:56:44,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 11:56:44,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 5720 transitions. [2020-10-16 11:56:44,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-16 11:56:44,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:44,104 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:44,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 11:56:44,104 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:44,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:44,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1075135082, now seen corresponding path program 1 times [2020-10-16 11:56:44,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:44,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501321308] [2020-10-16 11:56:44,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:44,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501321308] [2020-10-16 11:56:44,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:44,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 11:56:44,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697914142] [2020-10-16 11:56:44,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 11:56:44,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:44,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 11:56:44,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:56:44,223 INFO L87 Difference]: Start difference. First operand 1822 states and 5720 transitions. Second operand 5 states. [2020-10-16 11:56:44,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:44,270 INFO L93 Difference]: Finished difference Result 1338 states and 4268 transitions. [2020-10-16 11:56:44,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 11:56:44,271 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-10-16 11:56:44,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:44,281 INFO L225 Difference]: With dead ends: 1338 [2020-10-16 11:56:44,281 INFO L226 Difference]: Without dead ends: 1338 [2020-10-16 11:56:44,282 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:56:44,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2020-10-16 11:56:44,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 1338. [2020-10-16 11:56:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1338 states. [2020-10-16 11:56:44,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 4268 transitions. [2020-10-16 11:56:44,320 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 4268 transitions. Word has length 20 [2020-10-16 11:56:44,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:44,321 INFO L481 AbstractCegarLoop]: Abstraction has 1338 states and 4268 transitions. [2020-10-16 11:56:44,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 11:56:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 4268 transitions. [2020-10-16 11:56:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-16 11:56:44,325 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:44,326 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:44,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 11:56:44,326 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:44,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:44,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1015325033, now seen corresponding path program 1 times [2020-10-16 11:56:44,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:44,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140580222] [2020-10-16 11:56:44,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:44,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140580222] [2020-10-16 11:56:44,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:44,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 11:56:44,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637831342] [2020-10-16 11:56:44,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 11:56:44,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:44,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 11:56:44,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:56:44,408 INFO L87 Difference]: Start difference. First operand 1338 states and 4268 transitions. Second operand 6 states. [2020-10-16 11:56:44,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:44,456 INFO L93 Difference]: Finished difference Result 1266 states and 4124 transitions. [2020-10-16 11:56:44,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 11:56:44,456 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-10-16 11:56:44,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:44,466 INFO L225 Difference]: With dead ends: 1266 [2020-10-16 11:56:44,466 INFO L226 Difference]: Without dead ends: 1266 [2020-10-16 11:56:44,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:56:44,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2020-10-16 11:56:44,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 1266. [2020-10-16 11:56:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1266 states. [2020-10-16 11:56:44,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 4124 transitions. [2020-10-16 11:56:44,502 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 4124 transitions. Word has length 25 [2020-10-16 11:56:44,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:44,502 INFO L481 AbstractCegarLoop]: Abstraction has 1266 states and 4124 transitions. [2020-10-16 11:56:44,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 11:56:44,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 4124 transitions. [2020-10-16 11:56:44,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:44,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:44,507 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:44,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 11:56:44,507 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:44,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:44,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1418593775, now seen corresponding path program 1 times [2020-10-16 11:56:44,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:44,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992365300] [2020-10-16 11:56:44,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:44,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:44,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992365300] [2020-10-16 11:56:44,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:44,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 11:56:44,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470698831] [2020-10-16 11:56:44,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 11:56:44,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:44,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 11:56:44,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-16 11:56:44,698 INFO L87 Difference]: Start difference. First operand 1266 states and 4124 transitions. Second operand 6 states. [2020-10-16 11:56:44,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:44,973 INFO L93 Difference]: Finished difference Result 2447 states and 7918 transitions. [2020-10-16 11:56:44,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:56:44,973 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2020-10-16 11:56:44,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:44,982 INFO L225 Difference]: With dead ends: 2447 [2020-10-16 11:56:44,982 INFO L226 Difference]: Without dead ends: 1134 [2020-10-16 11:56:44,983 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-16 11:56:44,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1134 states. [2020-10-16 11:56:45,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1134 to 866. [2020-10-16 11:56:45,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states. [2020-10-16 11:56:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 2654 transitions. [2020-10-16 11:56:45,011 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 2654 transitions. Word has length 30 [2020-10-16 11:56:45,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:45,011 INFO L481 AbstractCegarLoop]: Abstraction has 866 states and 2654 transitions. [2020-10-16 11:56:45,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 11:56:45,011 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 2654 transitions. [2020-10-16 11:56:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:45,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:45,015 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:45,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 11:56:45,015 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:45,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:45,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1688459633, now seen corresponding path program 2 times [2020-10-16 11:56:45,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:45,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796361031] [2020-10-16 11:56:45,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:45,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796361031] [2020-10-16 11:56:45,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:45,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 11:56:45,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429485519] [2020-10-16 11:56:45,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 11:56:45,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:45,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 11:56:45,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-16 11:56:45,110 INFO L87 Difference]: Start difference. First operand 866 states and 2654 transitions. Second operand 5 states. [2020-10-16 11:56:45,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:45,224 INFO L93 Difference]: Finished difference Result 1094 states and 3317 transitions. [2020-10-16 11:56:45,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 11:56:45,225 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2020-10-16 11:56:45,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:45,228 INFO L225 Difference]: With dead ends: 1094 [2020-10-16 11:56:45,228 INFO L226 Difference]: Without dead ends: 591 [2020-10-16 11:56:45,228 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-16 11:56:45,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2020-10-16 11:56:45,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 591. [2020-10-16 11:56:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 591 states. [2020-10-16 11:56:45,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 1734 transitions. [2020-10-16 11:56:45,243 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 1734 transitions. Word has length 30 [2020-10-16 11:56:45,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:45,244 INFO L481 AbstractCegarLoop]: Abstraction has 591 states and 1734 transitions. [2020-10-16 11:56:45,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 11:56:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1734 transitions. [2020-10-16 11:56:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:45,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:45,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:45,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 11:56:45,247 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:45,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:45,247 INFO L82 PathProgramCache]: Analyzing trace with hash 560336123, now seen corresponding path program 3 times [2020-10-16 11:56:45,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:45,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234851465] [2020-10-16 11:56:45,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:45,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234851465] [2020-10-16 11:56:45,519 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:45,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 11:56:45,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646816162] [2020-10-16 11:56:45,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 11:56:45,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:45,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 11:56:45,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-16 11:56:45,521 INFO L87 Difference]: Start difference. First operand 591 states and 1734 transitions. Second operand 8 states. [2020-10-16 11:56:45,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:45,761 INFO L93 Difference]: Finished difference Result 1008 states and 2899 transitions. [2020-10-16 11:56:45,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 11:56:45,762 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-16 11:56:45,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:45,765 INFO L225 Difference]: With dead ends: 1008 [2020-10-16 11:56:45,765 INFO L226 Difference]: Without dead ends: 771 [2020-10-16 11:56:45,766 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-16 11:56:45,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-10-16 11:56:45,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 659. [2020-10-16 11:56:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-16 11:56:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1884 transitions. [2020-10-16 11:56:45,784 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1884 transitions. Word has length 30 [2020-10-16 11:56:45,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:45,785 INFO L481 AbstractCegarLoop]: Abstraction has 659 states and 1884 transitions. [2020-10-16 11:56:45,785 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 11:56:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1884 transitions. [2020-10-16 11:56:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:45,787 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:45,787 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:45,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 11:56:45,788 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:45,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:45,788 INFO L82 PathProgramCache]: Analyzing trace with hash 2115196565, now seen corresponding path program 4 times [2020-10-16 11:56:45,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:45,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364789106] [2020-10-16 11:56:45,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:46,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364789106] [2020-10-16 11:56:46,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:46,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 11:56:46,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789791875] [2020-10-16 11:56:46,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 11:56:46,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:46,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 11:56:46,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-16 11:56:46,037 INFO L87 Difference]: Start difference. First operand 659 states and 1884 transitions. Second operand 8 states. [2020-10-16 11:56:46,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:46,307 INFO L93 Difference]: Finished difference Result 895 states and 2510 transitions. [2020-10-16 11:56:46,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:56:46,308 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-16 11:56:46,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:46,311 INFO L225 Difference]: With dead ends: 895 [2020-10-16 11:56:46,311 INFO L226 Difference]: Without dead ends: 808 [2020-10-16 11:56:46,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-16 11:56:46,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states. [2020-10-16 11:56:46,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 659. [2020-10-16 11:56:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-16 11:56:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1880 transitions. [2020-10-16 11:56:46,330 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1880 transitions. Word has length 30 [2020-10-16 11:56:46,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:46,330 INFO L481 AbstractCegarLoop]: Abstraction has 659 states and 1880 transitions. [2020-10-16 11:56:46,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 11:56:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1880 transitions. [2020-10-16 11:56:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:46,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:46,333 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:46,333 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 11:56:46,333 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:46,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:46,334 INFO L82 PathProgramCache]: Analyzing trace with hash -741916703, now seen corresponding path program 5 times [2020-10-16 11:56:46,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:46,334 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659123376] [2020-10-16 11:56:46,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 11:56:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 11:56:46,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659123376] [2020-10-16 11:56:46,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 11:56:46,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-16 11:56:46,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010919277] [2020-10-16 11:56:46,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-16 11:56:46,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 11:56:46,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-16 11:56:46,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-16 11:56:46,885 INFO L87 Difference]: Start difference. First operand 659 states and 1880 transitions. Second operand 9 states. [2020-10-16 11:56:47,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 11:56:47,309 INFO L93 Difference]: Finished difference Result 800 states and 2207 transitions. [2020-10-16 11:56:47,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-16 11:56:47,310 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2020-10-16 11:56:47,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 11:56:47,312 INFO L225 Difference]: With dead ends: 800 [2020-10-16 11:56:47,312 INFO L226 Difference]: Without dead ends: 676 [2020-10-16 11:56:47,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-10-16 11:56:47,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2020-10-16 11:56:47,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 579. [2020-10-16 11:56:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 579 states. [2020-10-16 11:56:47,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 1630 transitions. [2020-10-16 11:56:47,330 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 1630 transitions. Word has length 30 [2020-10-16 11:56:47,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 11:56:47,332 INFO L481 AbstractCegarLoop]: Abstraction has 579 states and 1630 transitions. [2020-10-16 11:56:47,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-16 11:56:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1630 transitions. [2020-10-16 11:56:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-16 11:56:47,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 11:56:47,335 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 11:56:47,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 11:56:47,335 INFO L429 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 11:56:47,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 11:56:47,336 INFO L82 PathProgramCache]: Analyzing trace with hash -357130565, now seen corresponding path program 6 times [2020-10-16 11:56:47,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 11:56:47,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922175894] [2020-10-16 11:56:47,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 11:56:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:56:47,487 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:56:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 11:56:47,603 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 11:56:47,679 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 11:56:47,679 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 11:56:47,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 11:56:47,727 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,727 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,731 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,731 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,731 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,731 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,732 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,732 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,732 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,732 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,732 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,732 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,733 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,734 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,734 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,734 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,734 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,734 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,735 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,735 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,735 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,735 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,735 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,736 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,736 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,736 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,736 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,736 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,737 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,737 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,737 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,738 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,738 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,738 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,739 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,739 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,739 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,739 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,740 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,740 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,740 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,740 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,740 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,741 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,741 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,742 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,742 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,742 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,742 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,743 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,743 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,743 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,743 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,744 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,744 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,744 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,744 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,745 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,745 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,746 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,746 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,746 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,746 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,747 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,747 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,747 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,748 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,749 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,749 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,749 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,749 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,750 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,750 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,750 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,751 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,751 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 11:56:47,751 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 11:56:47,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:56:47 BasicIcfg [2020-10-16 11:56:47,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 11:56:47,843 INFO L168 Benchmark]: Toolchain (without parser) took 12199.77 ms. Allocated memory was 140.5 MB in the beginning and 424.1 MB in the end (delta: 283.6 MB). Free memory was 101.6 MB in the beginning and 236.8 MB in the end (delta: -135.2 MB). Peak memory consumption was 148.4 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,844 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.70 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.4 MB in the beginning and 156.0 MB in the end (delta: -54.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.38 ms. Allocated memory is still 203.4 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,846 INFO L168 Benchmark]: Boogie Preprocessor took 51.98 ms. Allocated memory is still 203.4 MB. Free memory was 153.3 MB in the beginning and 150.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,847 INFO L168 Benchmark]: RCFGBuilder took 2613.69 ms. Allocated memory was 203.4 MB in the beginning and 246.4 MB in the end (delta: 43.0 MB). Free memory was 150.1 MB in the beginning and 129.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,848 INFO L168 Benchmark]: TraceAbstraction took 8703.18 ms. Allocated memory was 246.4 MB in the beginning and 424.1 MB in the end (delta: 177.7 MB). Free memory was 129.5 MB in the beginning and 236.8 MB in the end (delta: -107.3 MB). Peak memory consumption was 70.4 MB. Max. memory is 7.1 GB. [2020-10-16 11:56:47,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.70 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.4 MB in the beginning and 156.0 MB in the end (delta: -54.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.38 ms. Allocated memory is still 203.4 MB. Free memory was 156.0 MB in the beginning and 153.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.98 ms. Allocated memory is still 203.4 MB. Free memory was 153.3 MB in the beginning and 150.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2613.69 ms. Allocated memory was 203.4 MB in the beginning and 246.4 MB in the end (delta: 43.0 MB). Free memory was 150.1 MB in the beginning and 129.5 MB in the end (delta: 20.6 MB). Peak memory consumption was 99.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8703.18 ms. Allocated memory was 246.4 MB in the beginning and 424.1 MB in the end (delta: 177.7 MB). Free memory was 129.5 MB in the beginning and 236.8 MB in the end (delta: -107.3 MB). Peak memory consumption was 70.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1395 VarBasedMoverChecksPositive, 34 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 202 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.4s, 127 PlacesBefore, 50 PlacesAfterwards, 116 TransitionsBefore, 38 TransitionsAfterwards, 2824 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 88 TotalNumberOfCompositions, 9179 MoverChecksTotal - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L699] 0 int __unbuffered_cnt = 0; [L701] 0 int __unbuffered_p0_EAX = 0; [L703] 0 int __unbuffered_p1_EAX = 0; [L705] 0 int __unbuffered_p2_EAX = 0; [L707] 0 int __unbuffered_p2_EBX = 0; [L709] 0 int __unbuffered_p3_EAX = 0; [L711] 0 int __unbuffered_p3_EBX = 0; [L713] 0 int a = 0; [L714] 0 _Bool a$flush_delayed; [L715] 0 int a$mem_tmp; [L716] 0 _Bool a$r_buff0_thd0; [L717] 0 _Bool a$r_buff0_thd1; [L718] 0 _Bool a$r_buff0_thd2; [L719] 0 _Bool a$r_buff0_thd3; [L720] 0 _Bool a$r_buff0_thd4; [L721] 0 _Bool a$r_buff1_thd0; [L722] 0 _Bool a$r_buff1_thd1; [L723] 0 _Bool a$r_buff1_thd2; [L724] 0 _Bool a$r_buff1_thd3; [L725] 0 _Bool a$r_buff1_thd4; [L726] 0 _Bool a$read_delayed; [L727] 0 int *a$read_delayed_var; [L728] 0 int a$w_buff0; [L729] 0 _Bool a$w_buff0_used; [L730] 0 int a$w_buff1; [L731] 0 _Bool a$w_buff1_used; [L732] 0 _Bool main$tmp_guard0; [L733] 0 _Bool main$tmp_guard1; [L735] 0 int x = 0; [L737] 0 int y = 0; [L739] 0 int z = 0; [L740] 0 _Bool weak$$choice0; [L741] 0 _Bool weak$$choice2; [L862] 0 pthread_t t97; [L863] FCALL, FORK 0 pthread_create(&t97, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L745] 1 a$w_buff1 = a$w_buff0 [L746] 1 a$w_buff0 = 1 [L747] 1 a$w_buff1_used = a$w_buff0_used [L748] 1 a$w_buff0_used = (_Bool)1 [L7] COND FALSE 1 !(!expression) [L750] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L751] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L752] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L753] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L754] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L755] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L758] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L864] 0 pthread_t t98; [L865] FCALL, FORK 0 pthread_create(&t98, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L775] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L866] 0 pthread_t t99; [L867] FCALL, FORK 0 pthread_create(&t99, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L868] 0 pthread_t t100; [L869] FCALL, FORK 0 pthread_create(&t100, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L778] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L795] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L798] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L801] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L818] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L804] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L804] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L805] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L805] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L806] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L806] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L807] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L807] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L808] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L821] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L811] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L813] 3 return 0; [L824] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L825] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L826] 4 a$flush_delayed = weak$$choice2 [L827] 4 a$mem_tmp = a [L828] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L828] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1 [L828] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L828] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L829] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L829] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L829] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0 [L829] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L829] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L829] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L830] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L830] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L831] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L831] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L831] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L831] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L832] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L833] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L834] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] 4 __unbuffered_p3_EBX = a [L836] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L836] 4 a = a$flush_delayed ? a$mem_tmp : a [L837] 4 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=10, weak$$choice2=0, x=1, y=1, z=1] [L761] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L761] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L762] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L762] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L763] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L763] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L764] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L765] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L765] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L768] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L770] 1 return 0; [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L782] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L783] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L783] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L784] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L784] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L785] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L785] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L840] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L840] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L841] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L841] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L842] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L843] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L844] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L847] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L849] 4 return 0; [L871] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=10, weak$$choice2=0, x=1, y=1, z=1] [L875] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L875] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L876] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L876] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L877] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L878] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L879] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L882] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=10, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 115 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.3s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.1s, HoareTripleCheckerStatistics: 430 SDtfs, 489 SDslu, 1159 SDs, 0 SdLazy, 469 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7994occurred 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: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 626 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 48268 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...