/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-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 01:05:06,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 01:05:06,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 01:05:06,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 01:05:06,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 01:05:06,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 01:05:06,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 01:05:06,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 01:05:06,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 01:05:06,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 01:05:06,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 01:05:06,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 01:05:06,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 01:05:06,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 01:05:06,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 01:05:06,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 01:05:06,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 01:05:06,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 01:05:06,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 01:05:06,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 01:05:06,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 01:05:06,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 01:05:06,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 01:05:06,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 01:05:06,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-22 01:05:06,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-22 01:05:06,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-22 01:05:06,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-22 01:05:06,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-22 01:05:06,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-22 01:05:06,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 01:05:06,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 01:05:06,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 01:05:06,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 01:05:06,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 01:05:06,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 01:05:06,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 01:05:06,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 01:05:06,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 01:05:06,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 01:05:06,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 01:05:06,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-22 01:05:06,319 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 01:05:06,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 01:05:06,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 01:05:06,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 01:05:06,321 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 01:05:06,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 01:05:06,321 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 01:05:06,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 01:05:06,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 01:05:06,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 01:05:06,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 01:05:06,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 01:05:06,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 01:05:06,324 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 01:05:06,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 01:05:06,324 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 01:05:06,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 01:05:06,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 01:05:06,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 01:05:06,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 01:05:06,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 01:05:06,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 01:05:06,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 01:05:06,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 01:05:06,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 01:05:06,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 01:05:06,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 01:05:06,327 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 01:05:06,327 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 01:05:06,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 01:05:06,328 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 01:05:06,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 01:05:06,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 01:05:06,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 01:05:06,650 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 01:05:06,651 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 01:05:06,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2020-10-22 01:05:06,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f623a3e/85143addfe644cd4922c0aa6f64f5676/FLAG27b443455 [2020-10-22 01:05:07,299 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 01:05:07,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2020-10-22 01:05:07,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f623a3e/85143addfe644cd4922c0aa6f64f5676/FLAG27b443455 [2020-10-22 01:05:07,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f623a3e/85143addfe644cd4922c0aa6f64f5676 [2020-10-22 01:05:07,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 01:05:07,598 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 01:05:07,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 01:05:07,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 01:05:07,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 01:05:07,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 01:05:07" (1/1) ... [2020-10-22 01:05:07,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cec4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:07, skipping insertion in model container [2020-10-22 01:05:07,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 01:05:07" (1/1) ... [2020-10-22 01:05:07,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 01:05:07,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 01:05:08,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 01:05:08,486 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 01:05:08,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 01:05:08,720 INFO L208 MainTranslator]: Completed translation [2020-10-22 01:05:08,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08 WrapperNode [2020-10-22 01:05:08,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 01:05:08,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 01:05:08,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 01:05:08,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 01:05:08,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 01:05:08,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 01:05:08,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 01:05:08,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 01:05:08,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... [2020-10-22 01:05:08,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 01:05:08,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 01:05:08,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 01:05:08,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 01:05:08,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 01:05:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 01:05:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 01:05:08,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-22 01:05:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 01:05:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-22 01:05:08,909 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-10-22 01:05:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-10-22 01:05:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 01:05:08,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 01:05:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 01:05:08,914 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-22 01:05:09,507 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 01:05:09,507 INFO L298 CfgBuilder]: Removed 34 assume(true) statements. [2020-10-22 01:05:09,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 01:05:09 BoogieIcfgContainer [2020-10-22 01:05:09,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 01:05:09,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 01:05:09,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 01:05:09,515 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 01:05:09,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 01:05:07" (1/3) ... [2020-10-22 01:05:09,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d51bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 01:05:09, skipping insertion in model container [2020-10-22 01:05:09,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 01:05:08" (2/3) ... [2020-10-22 01:05:09,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d51bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 01:05:09, skipping insertion in model container [2020-10-22 01:05:09,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 01:05:09" (3/3) ... [2020-10-22 01:05:09,519 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing.i [2020-10-22 01:05:09,531 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 01:05:09,532 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 01:05:09,540 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-22 01:05:09,541 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 01:05:09,574 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,575 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,575 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,576 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,577 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,580 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,581 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,582 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,583 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,584 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,584 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,585 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,585 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,586 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,587 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,591 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,591 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,592 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,593 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,593 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,594 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,595 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:09,604 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2020-10-22 01:05:09,619 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-22 01:05:09,641 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 01:05:09,642 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 01:05:09,642 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 01:05:09,642 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 01:05:09,642 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 01:05:09,642 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 01:05:09,642 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 01:05:09,643 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 01:05:09,661 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 01:05:09,662 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 196 transitions, 400 flow [2020-10-22 01:05:09,665 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 196 transitions, 400 flow [2020-10-22 01:05:09,668 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 169 places, 196 transitions, 400 flow [2020-10-22 01:05:09,791 INFO L129 PetriNetUnfolder]: 45/267 cut-off events. [2020-10-22 01:05:09,792 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-10-22 01:05:09,806 INFO L80 FinitePrefix]: Finished finitePrefix Result has 273 conditions, 267 events. 45/267 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 937 event pairs, 0 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 136. Up to 8 conditions per place. [2020-10-22 01:05:09,818 INFO L116 LiptonReduction]: Number of co-enabled transitions 9272 [2020-10-22 01:05:12,340 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-10-22 01:05:12,955 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-22 01:05:13,088 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-22 01:05:13,718 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2020-10-22 01:05:13,999 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 01:05:14,661 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 147 [2020-10-22 01:05:14,956 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 01:05:15,809 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2020-10-22 01:05:16,199 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 01:05:17,142 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2020-10-22 01:05:17,532 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 01:05:17,602 INFO L131 LiptonReduction]: Checked pairs total: 18249 [2020-10-22 01:05:17,602 INFO L133 LiptonReduction]: Total number of compositions: 174 [2020-10-22 01:05:17,610 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 65 transitions, 138 flow [2020-10-22 01:05:17,639 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 437 states. [2020-10-22 01:05:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2020-10-22 01:05:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 01:05:17,648 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:17,649 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 01:05:17,649 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:17,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:17,653 INFO L82 PathProgramCache]: Analyzing trace with hash 739773696, now seen corresponding path program 1 times [2020-10-22 01:05:17,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:17,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168707574] [2020-10-22 01:05:17,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:05:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:05:17,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168707574] [2020-10-22 01:05:17,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 01:05:17,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 01:05:17,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [334410236] [2020-10-22 01:05:17,889 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:05:17,892 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:05:17,905 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 01:05:17,906 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:05:17,910 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:05:17,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 01:05:17,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:05:17,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 01:05:17,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 01:05:17,930 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 3 states. [2020-10-22 01:05:17,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:05:17,971 INFO L93 Difference]: Finished difference Result 421 states and 835 transitions. [2020-10-22 01:05:17,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 01:05:17,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 01:05:17,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:05:17,986 INFO L225 Difference]: With dead ends: 421 [2020-10-22 01:05:17,987 INFO L226 Difference]: Without dead ends: 222 [2020-10-22 01:05:17,988 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 [2020-10-22 01:05:18,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-22 01:05:18,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2020-10-22 01:05:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-22 01:05:18,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 413 transitions. [2020-10-22 01:05:18,057 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 413 transitions. Word has length 5 [2020-10-22 01:05:18,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:05:18,057 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 413 transitions. [2020-10-22 01:05:18,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 01:05:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 413 transitions. [2020-10-22 01:05:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-22 01:05:18,058 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:18,058 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-10-22 01:05:18,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 01:05:18,059 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:18,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:18,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1403713690, now seen corresponding path program 1 times [2020-10-22 01:05:18,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:18,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153669614] [2020-10-22 01:05:18,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:05:18,119 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:05:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:05:18,161 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:05:18,218 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 01:05:18,218 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 01:05:18,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 01:05:18,220 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 01:05:18,221 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 01:05:18,221 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-22 01:05:18,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,247 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,250 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,251 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,252 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,253 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,254 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,255 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,256 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,260 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,261 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,261 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,262 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,263 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,263 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,264 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,264 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,265 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,266 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,266 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,268 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,268 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,269 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,270 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,271 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:18,273 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2020-10-22 01:05:18,274 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-22 01:05:18,274 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 01:05:18,274 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 01:05:18,274 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 01:05:18,275 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 01:05:18,275 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 01:05:18,275 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 01:05:18,275 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 01:05:18,275 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 01:05:18,278 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 01:05:18,279 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 220 places, 259 transitions, 536 flow [2020-10-22 01:05:18,279 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 220 places, 259 transitions, 536 flow [2020-10-22 01:05:18,279 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 220 places, 259 transitions, 536 flow [2020-10-22 01:05:18,381 INFO L129 PetriNetUnfolder]: 76/424 cut-off events. [2020-10-22 01:05:18,381 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2020-10-22 01:05:18,389 INFO L80 FinitePrefix]: Finished finitePrefix Result has 438 conditions, 424 events. 76/424 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1830 event pairs, 0 based on Foata normal form. 0/339 useless extension candidates. Maximal degree in co-relation 269. Up to 12 conditions per place. [2020-10-22 01:05:18,418 INFO L116 LiptonReduction]: Number of co-enabled transitions 27328 [2020-10-22 01:05:20,785 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-10-22 01:05:21,886 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-10-22 01:05:22,137 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-22 01:05:22,606 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-22 01:05:22,874 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-22 01:05:23,133 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-22 01:05:23,435 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-22 01:05:24,363 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2020-10-22 01:05:24,840 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-22 01:05:25,121 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 01:05:25,381 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-22 01:05:25,871 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 01:05:26,325 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-22 01:05:27,256 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 170 [2020-10-22 01:05:27,671 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 01:05:27,724 INFO L131 LiptonReduction]: Checked pairs total: 62221 [2020-10-22 01:05:27,724 INFO L133 LiptonReduction]: Total number of compositions: 222 [2020-10-22 01:05:27,725 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 98 transitions, 214 flow [2020-10-22 01:05:28,288 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8340 states. [2020-10-22 01:05:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 8340 states. [2020-10-22 01:05:28,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 01:05:28,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:28,290 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 01:05:28,290 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:28,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:28,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1257227779, now seen corresponding path program 1 times [2020-10-22 01:05:28,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:28,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235383048] [2020-10-22 01:05:28,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:05:28,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:05:28,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235383048] [2020-10-22 01:05:28,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 01:05:28,381 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 01:05:28,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1659215712] [2020-10-22 01:05:28,382 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:05:28,382 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:05:28,383 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 01:05:28,384 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:05:28,384 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:05:28,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 01:05:28,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:05:28,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 01:05:28,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 01:05:28,388 INFO L87 Difference]: Start difference. First operand 8340 states. Second operand 3 states. [2020-10-22 01:05:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:05:28,539 INFO L93 Difference]: Finished difference Result 8324 states and 24453 transitions. [2020-10-22 01:05:28,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 01:05:28,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 01:05:28,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:05:28,601 INFO L225 Difference]: With dead ends: 8324 [2020-10-22 01:05:28,603 INFO L226 Difference]: Without dead ends: 5498 [2020-10-22 01:05:28,604 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 [2020-10-22 01:05:28,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5498 states. [2020-10-22 01:05:28,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5498 to 5498. [2020-10-22 01:05:28,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5498 states. [2020-10-22 01:05:28,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 15663 transitions. [2020-10-22 01:05:28,917 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 15663 transitions. Word has length 5 [2020-10-22 01:05:28,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:05:28,917 INFO L481 AbstractCegarLoop]: Abstraction has 5498 states and 15663 transitions. [2020-10-22 01:05:28,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 01:05:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 15663 transitions. [2020-10-22 01:05:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-22 01:05:28,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:28,919 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-22 01:05:28,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 01:05:28,919 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:28,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:28,919 INFO L82 PathProgramCache]: Analyzing trace with hash 540128246, now seen corresponding path program 1 times [2020-10-22 01:05:28,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:28,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59799214] [2020-10-22 01:05:28,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:05:29,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:05:29,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59799214] [2020-10-22 01:05:29,024 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 01:05:29,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 01:05:29,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1699163517] [2020-10-22 01:05:29,025 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:05:29,026 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:05:29,028 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-22 01:05:29,028 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:05:29,030 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:05:29,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 01:05:29,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:05:29,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 01:05:29,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:05:29,031 INFO L87 Difference]: Start difference. First operand 5498 states and 15663 transitions. Second operand 4 states. [2020-10-22 01:05:29,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:05:29,234 INFO L93 Difference]: Finished difference Result 6721 states and 18389 transitions. [2020-10-22 01:05:29,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 01:05:29,235 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-10-22 01:05:29,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:05:29,279 INFO L225 Difference]: With dead ends: 6721 [2020-10-22 01:05:29,279 INFO L226 Difference]: Without dead ends: 6381 [2020-10-22 01:05:29,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:05:29,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6381 states. [2020-10-22 01:05:29,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6381 to 5691. [2020-10-22 01:05:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5691 states. [2020-10-22 01:05:29,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5691 states to 5691 states and 15915 transitions. [2020-10-22 01:05:29,594 INFO L78 Accepts]: Start accepts. Automaton has 5691 states and 15915 transitions. Word has length 7 [2020-10-22 01:05:29,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:05:29,595 INFO L481 AbstractCegarLoop]: Abstraction has 5691 states and 15915 transitions. [2020-10-22 01:05:29,595 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 01:05:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 5691 states and 15915 transitions. [2020-10-22 01:05:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 01:05:29,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:29,597 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 01:05:29,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 01:05:29,597 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:29,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:29,598 INFO L82 PathProgramCache]: Analyzing trace with hash 2079441268, now seen corresponding path program 1 times [2020-10-22 01:05:29,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:29,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396595859] [2020-10-22 01:05:29,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:05:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:05:29,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396595859] [2020-10-22 01:05:29,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702940676] [2020-10-22 01:05:29,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 01:05:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:05:29,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-22 01:05:29,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 01:05:29,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:05:29,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 01:05:29,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-22 01:05:29,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1739519500] [2020-10-22 01:05:29,970 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:05:29,970 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:05:29,972 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 01:05:29,972 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:05:29,972 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:05:29,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 01:05:29,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:05:29,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 01:05:29,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:05:29,973 INFO L87 Difference]: Start difference. First operand 5691 states and 15915 transitions. Second operand 4 states. [2020-10-22 01:05:30,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:05:30,041 INFO L93 Difference]: Finished difference Result 5572 states and 15682 transitions. [2020-10-22 01:05:30,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 01:05:30,042 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-10-22 01:05:30,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:05:30,076 INFO L225 Difference]: With dead ends: 5572 [2020-10-22 01:05:30,077 INFO L226 Difference]: Without dead ends: 5572 [2020-10-22 01:05:30,077 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:05:30,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5572 states. [2020-10-22 01:05:30,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5572 to 5572. [2020-10-22 01:05:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5572 states. [2020-10-22 01:05:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5572 states and 15682 transitions. [2020-10-22 01:05:30,243 INFO L78 Accepts]: Start accepts. Automaton has 5572 states and 15682 transitions. Word has length 9 [2020-10-22 01:05:30,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:05:30,244 INFO L481 AbstractCegarLoop]: Abstraction has 5572 states and 15682 transitions. [2020-10-22 01:05:30,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 01:05:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 5572 states and 15682 transitions. [2020-10-22 01:05:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-22 01:05:30,245 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:05:30,245 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2020-10-22 01:05:30,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 01:05:30,459 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:05:30,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:05:30,459 INFO L82 PathProgramCache]: Analyzing trace with hash 403640657, now seen corresponding path program 1 times [2020-10-22 01:05:30,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:05:30,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846686109] [2020-10-22 01:05:30,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:05:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:05:30,481 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:05:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:05:30,498 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:05:30,506 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 01:05:30,506 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 01:05:30,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 01:05:30,506 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 01:05:30,507 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 01:05:30,508 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-22 01:05:30,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,520 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,524 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,525 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,529 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,530 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,531 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,532 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,533 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,534 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,535 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,535 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,536 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,540 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,541 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,542 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,543 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,543 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,545 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,548 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,554 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,555 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,555 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,556 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,557 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:05:30,561 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2020-10-22 01:05:30,561 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-22 01:05:30,561 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 01:05:30,562 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 01:05:30,562 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 01:05:30,562 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 01:05:30,562 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 01:05:30,562 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 01:05:30,562 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 01:05:30,562 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 01:05:30,565 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 01:05:30,565 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 271 places, 322 transitions, 674 flow [2020-10-22 01:05:30,565 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 271 places, 322 transitions, 674 flow [2020-10-22 01:05:30,565 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 271 places, 322 transitions, 674 flow [2020-10-22 01:05:30,684 INFO L129 PetriNetUnfolder]: 112/612 cut-off events. [2020-10-22 01:05:30,684 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2020-10-22 01:05:30,697 INFO L80 FinitePrefix]: Finished finitePrefix Result has 640 conditions, 612 events. 112/612 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2881 event pairs, 1 based on Foata normal form. 0/489 useless extension candidates. Maximal degree in co-relation 432. Up to 16 conditions per place. [2020-10-22 01:05:30,738 INFO L116 LiptonReduction]: Number of co-enabled transitions 52704 [2020-10-22 01:05:34,425 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2020-10-22 01:05:34,796 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2020-10-22 01:05:35,428 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2020-10-22 01:05:35,651 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-22 01:05:37,430 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2020-10-22 01:05:38,045 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-22 01:05:38,073 INFO L131 LiptonReduction]: Checked pairs total: 109486 [2020-10-22 01:05:38,073 INFO L133 LiptonReduction]: Total number of compositions: 268 [2020-10-22 01:05:38,073 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87 places, 130 transitions, 290 flow [2020-10-22 01:06:22,650 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 151962 states. [2020-10-22 01:06:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 151962 states. [2020-10-22 01:06:22,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-22 01:06:22,651 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:06:22,651 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-22 01:06:22,651 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:06:22,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:06:22,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1881631952, now seen corresponding path program 1 times [2020-10-22 01:06:22,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:06:22,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627755279] [2020-10-22 01:06:22,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:06:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:06:22,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:06:22,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627755279] [2020-10-22 01:06:22,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 01:06:22,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 01:06:22,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [38882033] [2020-10-22 01:06:22,697 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:06:22,697 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:06:22,698 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2020-10-22 01:06:22,698 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:06:22,698 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:06:22,698 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 01:06:22,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:06:22,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 01:06:22,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 01:06:22,699 INFO L87 Difference]: Start difference. First operand 151962 states. Second operand 3 states. [2020-10-22 01:06:24,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:06:24,159 INFO L93 Difference]: Finished difference Result 151946 states and 595900 transitions. [2020-10-22 01:06:24,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 01:06:24,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-22 01:06:24,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:06:24,786 INFO L225 Difference]: With dead ends: 151946 [2020-10-22 01:06:24,786 INFO L226 Difference]: Without dead ends: 114072 [2020-10-22 01:06:24,787 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 [2020-10-22 01:06:39,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114072 states. [2020-10-22 01:06:42,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114072 to 114072. [2020-10-22 01:06:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114072 states. [2020-10-22 01:06:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114072 states to 114072 states and 438748 transitions. [2020-10-22 01:06:42,400 INFO L78 Accepts]: Start accepts. Automaton has 114072 states and 438748 transitions. Word has length 5 [2020-10-22 01:06:42,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:06:42,401 INFO L481 AbstractCegarLoop]: Abstraction has 114072 states and 438748 transitions. [2020-10-22 01:06:42,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 01:06:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 114072 states and 438748 transitions. [2020-10-22 01:06:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-22 01:06:42,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:06:42,401 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-22 01:06:42,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 01:06:42,402 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:06:42,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:06:42,402 INFO L82 PathProgramCache]: Analyzing trace with hash 720931895, now seen corresponding path program 1 times [2020-10-22 01:06:42,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:06:42,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351801392] [2020-10-22 01:06:42,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:06:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:06:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:06:42,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351801392] [2020-10-22 01:06:42,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 01:06:42,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-22 01:06:42,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1701340572] [2020-10-22 01:06:42,443 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:06:42,444 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:06:42,445 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-10-22 01:06:42,445 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:06:42,445 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:06:42,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 01:06:42,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:06:42,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 01:06:42,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 01:06:42,446 INFO L87 Difference]: Start difference. First operand 114072 states and 438748 transitions. Second operand 3 states. [2020-10-22 01:06:43,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:06:43,312 INFO L93 Difference]: Finished difference Result 151272 states and 560732 transitions. [2020-10-22 01:06:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 01:06:43,312 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-22 01:06:43,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:06:43,762 INFO L225 Difference]: With dead ends: 151272 [2020-10-22 01:06:43,762 INFO L226 Difference]: Without dead ends: 148384 [2020-10-22 01:06:43,762 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 [2020-10-22 01:06:57,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148384 states. [2020-10-22 01:06:59,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148384 to 133442. [2020-10-22 01:06:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133442 states. [2020-10-22 01:07:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133442 states to 133442 states and 503112 transitions. [2020-10-22 01:07:01,211 INFO L78 Accepts]: Start accepts. Automaton has 133442 states and 503112 transitions. Word has length 7 [2020-10-22 01:07:01,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:07:01,212 INFO L481 AbstractCegarLoop]: Abstraction has 133442 states and 503112 transitions. [2020-10-22 01:07:01,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 01:07:01,212 INFO L276 IsEmpty]: Start isEmpty. Operand 133442 states and 503112 transitions. [2020-10-22 01:07:01,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-22 01:07:01,213 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:07:01,213 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 01:07:01,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 01:07:01,213 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:07:01,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:07:01,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1332465638, now seen corresponding path program 1 times [2020-10-22 01:07:01,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:07:01,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041824977] [2020-10-22 01:07:01,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:07:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:07:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:07:01,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041824977] [2020-10-22 01:07:01,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1441500825] [2020-10-22 01:07:01,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 01:07:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:07:01,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-22 01:07:01,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 01:07:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:07:01,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 01:07:01,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-22 01:07:01,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1979490996] [2020-10-22 01:07:01,394 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:07:01,395 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:07:01,396 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-10-22 01:07:01,396 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:07:01,396 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:07:01,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-22 01:07:01,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:07:01,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-22 01:07:01,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:07:01,397 INFO L87 Difference]: Start difference. First operand 133442 states and 503112 transitions. Second operand 4 states. [2020-10-22 01:07:02,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:07:02,098 INFO L93 Difference]: Finished difference Result 133323 states and 502879 transitions. [2020-10-22 01:07:02,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-22 01:07:02,099 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-10-22 01:07:02,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:07:02,544 INFO L225 Difference]: With dead ends: 133323 [2020-10-22 01:07:02,544 INFO L226 Difference]: Without dead ends: 133323 [2020-10-22 01:07:02,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-22 01:07:15,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133323 states. [2020-10-22 01:07:18,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133323 to 133323. [2020-10-22 01:07:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133323 states. [2020-10-22 01:07:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133323 states to 133323 states and 502879 transitions. [2020-10-22 01:07:18,823 INFO L78 Accepts]: Start accepts. Automaton has 133323 states and 502879 transitions. Word has length 9 [2020-10-22 01:07:18,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:07:18,823 INFO L481 AbstractCegarLoop]: Abstraction has 133323 states and 502879 transitions. [2020-10-22 01:07:18,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-22 01:07:18,823 INFO L276 IsEmpty]: Start isEmpty. Operand 133323 states and 502879 transitions. [2020-10-22 01:07:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-22 01:07:18,825 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:07:18,825 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 01:07:19,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 01:07:19,033 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:07:19,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:07:19,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1780288707, now seen corresponding path program 1 times [2020-10-22 01:07:19,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:07:19,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703862549] [2020-10-22 01:07:19,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:07:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:07:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:07:19,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703862549] [2020-10-22 01:07:19,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659689876] [2020-10-22 01:07:19,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-22 01:07:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 01:07:19,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-22 01:07:19,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-22 01:07:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 01:07:19,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-22 01:07:19,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-22 01:07:19,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [594018965] [2020-10-22 01:07:19,231 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 01:07:19,232 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 01:07:19,233 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-10-22 01:07:19,234 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 01:07:19,234 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 01:07:19,234 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 01:07:19,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 01:07:19,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 01:07:19,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-22 01:07:19,235 INFO L87 Difference]: Start difference. First operand 133323 states and 502879 transitions. Second operand 5 states. [2020-10-22 01:07:21,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 01:07:21,195 INFO L93 Difference]: Finished difference Result 130082 states and 493308 transitions. [2020-10-22 01:07:21,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-22 01:07:21,195 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-22 01:07:21,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 01:07:21,590 INFO L225 Difference]: With dead ends: 130082 [2020-10-22 01:07:21,590 INFO L226 Difference]: Without dead ends: 130082 [2020-10-22 01:07:21,590 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-22 01:07:32,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130082 states. [2020-10-22 01:07:39,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130082 to 130082. [2020-10-22 01:07:39,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130082 states. [2020-10-22 01:07:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130082 states to 130082 states and 493308 transitions. [2020-10-22 01:07:40,200 INFO L78 Accepts]: Start accepts. Automaton has 130082 states and 493308 transitions. Word has length 13 [2020-10-22 01:07:40,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 01:07:40,200 INFO L481 AbstractCegarLoop]: Abstraction has 130082 states and 493308 transitions. [2020-10-22 01:07:40,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 01:07:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 130082 states and 493308 transitions. [2020-10-22 01:07:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-22 01:07:40,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 01:07:40,202 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1] [2020-10-22 01:07:40,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-22 01:07:40,403 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 01:07:40,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 01:07:40,404 INFO L82 PathProgramCache]: Analyzing trace with hash -818163831, now seen corresponding path program 1 times [2020-10-22 01:07:40,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 01:07:40,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746607547] [2020-10-22 01:07:40,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 01:07:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:07:40,435 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:07:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-22 01:07:40,458 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-22 01:07:40,477 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-22 01:07:40,477 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-22 01:07:40,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-22 01:07:40,478 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-22 01:07:40,479 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-22 01:07:40,480 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,498 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,499 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,500 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,501 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,502 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,503 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,504 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,506 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,506 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,507 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,508 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,509 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,510 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,511 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,512 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,513 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,514 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,515 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,516 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,517 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,518 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,519 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,520 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,521 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,522 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,523 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,524 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,525 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,526 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,527 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,528 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,537 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,538 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,539 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,544 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,545 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,546 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,547 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,547 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,549 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,550 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,551 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,551 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 01:07:40,555 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-22 01:07:40,556 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-22 01:07:40,556 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 01:07:40,556 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 01:07:40,556 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 01:07:40,556 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 01:07:40,556 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 01:07:40,556 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 01:07:40,557 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 01:07:40,557 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 01:07:40,559 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 01:07:40,560 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 322 places, 385 transitions, 814 flow [2020-10-22 01:07:40,560 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 322 places, 385 transitions, 814 flow [2020-10-22 01:07:40,560 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 322 places, 385 transitions, 814 flow [2020-10-22 01:07:41,524 INFO L129 PetriNetUnfolder]: 160/864 cut-off events. [2020-10-22 01:07:41,524 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2020-10-22 01:07:41,549 INFO L80 FinitePrefix]: Finished finitePrefix Result has 919 conditions, 864 events. 160/864 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 4391 event pairs, 6 based on Foata normal form. 0/695 useless extension candidates. Maximal degree in co-relation 632. Up to 32 conditions per place. [2020-10-22 01:07:41,612 INFO L116 LiptonReduction]: Number of co-enabled transitions 85888 [2020-10-22 01:07:45,081 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-10-22 01:07:45,682 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-22 01:07:45,803 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-22 01:07:46,108 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-10-22 01:07:46,254 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-22 01:07:47,122 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2020-10-22 01:07:47,525 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-22 01:07:49,504 WARN L193 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2020-10-22 01:07:50,070 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-10-22 01:07:50,109 INFO L131 LiptonReduction]: Checked pairs total: 188365 [2020-10-22 01:07:50,109 INFO L133 LiptonReduction]: Total number of compositions: 320 [2020-10-22 01:07:50,109 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 157 transitions, 358 flow Received shutdown request... [2020-10-22 01:08:58,500 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-22 01:08:58,513 WARN L235 ceAbstractionStarter]: Timeout [2020-10-22 01:08:58,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 01:08:58 BasicIcfg [2020-10-22 01:08:58,516 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 01:08:58,524 INFO L168 Benchmark]: Toolchain (without parser) took 230923.51 ms. Allocated memory was 147.8 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 101.9 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,525 INFO L168 Benchmark]: CDTParser took 3.35 ms. Allocated memory is still 147.8 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1122.82 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 133.7 MB in the end (delta: -32.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.86 ms. Allocated memory is still 204.5 MB. Free memory was 133.7 MB in the beginning and 131.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,529 INFO L168 Benchmark]: Boogie Preprocessor took 41.41 ms. Allocated memory is still 204.5 MB. Free memory was 131.0 MB in the beginning and 129.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,531 INFO L168 Benchmark]: RCFGBuilder took 682.18 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 129.0 MB in the beginning and 201.6 MB in the end (delta: -72.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,536 INFO L168 Benchmark]: TraceAbstraction took 229004.53 ms. Allocated memory was 235.4 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 201.6 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2020-10-22 01:08:58,545 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.35 ms. Allocated memory is still 147.8 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1122.82 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 101.0 MB in the beginning and 133.7 MB in the end (delta: -32.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.86 ms. Allocated memory is still 204.5 MB. Free memory was 133.7 MB in the beginning and 131.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.41 ms. Allocated memory is still 204.5 MB. Free memory was 131.0 MB in the beginning and 129.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 682.18 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 129.0 MB in the beginning and 201.6 MB in the end (delta: -72.7 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 229004.53 ms. Allocated memory was 235.4 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 201.6 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4576 VarBasedMoverChecksPositive, 66 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 222 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.9s, 169 PlacesBefore, 45 PlacesAfterwards, 196 TransitionsBefore, 65 TransitionsAfterwards, 9272 CoEnabledTransitionPairs, 7 FixpointIterations, 58 TrivialSequentialCompositions, 85 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 20 ConcurrentYvCompositions, 7 ChoiceCompositions, 174 TotalNumberOfCompositions, 18249 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 13329 VarBasedMoverChecksPositive, 114 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 427 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.4s, 220 PlacesBefore, 67 PlacesAfterwards, 259 TransitionsBefore, 98 TransitionsAfterwards, 27328 CoEnabledTransitionPairs, 8 FixpointIterations, 55 TrivialSequentialCompositions, 125 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 30 ConcurrentYvCompositions, 8 ChoiceCompositions, 222 TotalNumberOfCompositions, 62221 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 26368 VarBasedMoverChecksPositive, 124 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 854 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.5s, 271 PlacesBefore, 87 PlacesAfterwards, 322 TransitionsBefore, 130 TransitionsAfterwards, 52704 CoEnabledTransitionPairs, 7 FixpointIterations, 51 TrivialSequentialCompositions, 167 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 37 ConcurrentYvCompositions, 8 ChoiceCompositions, 268 TotalNumberOfCompositions, 109486 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 41820 VarBasedMoverChecksPositive, 192 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 1780 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.5s, 322 PlacesBefore, 107 PlacesAfterwards, 385 TransitionsBefore, 157 TransitionsAfterwards, 85888 CoEnabledTransitionPairs, 7 FixpointIterations, 52 TrivialSequentialCompositions, 201 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 50 ConcurrentYvCompositions, 13 ChoiceCompositions, 320 TotalNumberOfCompositions, 188365 MoverChecksTotal - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 991). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 107 places, 157 transitions, 358 flow. Already constructed 277549 states. Currently 82924 states in worklist.. - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 991). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 107 places, 157 transitions, 358 flow. Already constructed 277549 states. Currently 82924 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 166 locations, 2 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 228.6s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 148.0s, HoareTripleCheckerStatistics: 582 SDtfs, 485 SDslu, 830 SDs, 0 SdLazy, 164 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151962occurred 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: 70.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 15632 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 1902 SizeOfPredicates, 68 NumberOfNonLiveVariables, 229 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 0/16 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 could not prove your program: Timeout Completed graceful shutdown