/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 23:17:36,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 23:17:36,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 23:17:36,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 23:17:36,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 23:17:36,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 23:17:36,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 23:17:36,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 23:17:36,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 23:17:36,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 23:17:36,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 23:17:36,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 23:17:36,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 23:17:36,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 23:17:36,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 23:17:36,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 23:17:36,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 23:17:36,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 23:17:36,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 23:17:36,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 23:17:36,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 23:17:36,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 23:17:36,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 23:17:36,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 23:17:36,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-21 23:17:36,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 23:17:36,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 23:17:36,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 23:17:36,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 23:17:36,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 23:17:36,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 23:17:36,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 23:17:36,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 23:17:36,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 23:17:36,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 23:17:36,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 23:17:36,272 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.epf [2020-10-21 23:17:36,312 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 23:17:36,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 23:17:36,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 23:17:36,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 23:17:36,314 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 23:17:36,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 23:17:36,315 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 23:17:36,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 23:17:36,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 23:17:36,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 23:17:36,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 23:17:36,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 23:17:36,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 23:17:36,317 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 23:17:36,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 23:17:36,318 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 23:17:36,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 23:17:36,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 23:17:36,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 23:17:36,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 23:17:36,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 23:17:36,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:17:36,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 23:17:36,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-21 23:17:36,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 23:17:36,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 23:17:36,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 23:17:36,320 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-21 23:17:36,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 23:17:36,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 23:17:36,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 23:17:36,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 23:17:36,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 23:17:36,687 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 23:17:36,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-1.i [2020-10-21 23:17:36,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4615e3cf4/79fb86415b8542e8b8f1dd8843f00977/FLAG796b30219 [2020-10-21 23:17:37,244 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 23:17:37,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-loop-bound-variant-1.i [2020-10-21 23:17:37,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4615e3cf4/79fb86415b8542e8b8f1dd8843f00977/FLAG796b30219 [2020-10-21 23:17:37,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4615e3cf4/79fb86415b8542e8b8f1dd8843f00977 [2020-10-21 23:17:37,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 23:17:37,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 23:17:37,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 23:17:37,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 23:17:37,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 23:17:37,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:17:37" (1/1) ... [2020-10-21 23:17:37,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f116fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:37, skipping insertion in model container [2020-10-21 23:17:37,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:17:37" (1/1) ... [2020-10-21 23:17:37,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 23:17:37,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 23:17:38,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:17:38,292 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 23:17:38,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:17:38,469 INFO L208 MainTranslator]: Completed translation [2020-10-21 23:17:38,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38 WrapperNode [2020-10-21 23:17:38,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 23:17:38,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 23:17:38,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 23:17:38,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 23:17:38,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 23:17:38,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 23:17:38,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 23:17:38,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 23:17:38,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (1/1) ... [2020-10-21 23:17:38,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 23:17:38,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 23:17:38,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 23:17:38,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 23:17:38,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (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 [2020-10-21 23:17:38,625 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-21 23:17:38,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-21 23:17:38,625 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-21 23:17:38,625 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-21 23:17:38,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 23:17:38,626 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-21 23:17:38,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 23:17:38,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 23:17:38,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 23:17:38,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 23:17:38,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 23:17:38,629 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 23:17:39,027 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 23:17:39,027 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-10-21 23:17:39,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:17:39 BoogieIcfgContainer [2020-10-21 23:17:39,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 23:17:39,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 23:17:39,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 23:17:39,038 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 23:17:39,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 11:17:37" (1/3) ... [2020-10-21 23:17:39,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbf1d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:17:39, skipping insertion in model container [2020-10-21 23:17:39,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:17:38" (2/3) ... [2020-10-21 23:17:39,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbf1d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:17:39, skipping insertion in model container [2020-10-21 23:17:39,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:17:39" (3/3) ... [2020-10-21 23:17:39,051 INFO L111 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant-1.i [2020-10-21 23:17:39,065 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 23:17:39,066 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-21 23:17:39,073 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-21 23:17:39,074 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 23:17:39,109 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,110 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,110 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,110 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,111 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,111 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,111 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,112 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,112 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,113 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,114 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,115 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,115 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,115 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,116 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,117 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,117 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,117 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,117 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,118 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,118 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,118 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,119 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,119 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,119 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,120 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,120 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,120 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,121 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,125 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,125 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,126 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,126 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,126 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,126 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,127 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,127 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,127 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,128 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,135 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,135 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,136 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,136 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,137 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,137 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:39,139 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:17:39,154 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-21 23:17:39,176 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:17:39,176 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:17:39,177 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:17:39,177 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:17:39,177 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:17:39,177 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:17:39,177 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:17:39,177 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:17:39,192 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:17:39,193 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 85 transitions, 180 flow [2020-10-21 23:17:39,196 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 85 transitions, 180 flow [2020-10-21 23:17:39,198 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 85 transitions, 180 flow [2020-10-21 23:17:39,254 INFO L129 PetriNetUnfolder]: 7/95 cut-off events. [2020-10-21 23:17:39,254 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-21 23:17:39,261 INFO L80 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 95 events. 7/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 139 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 65. Up to 4 conditions per place. [2020-10-21 23:17:39,265 INFO L116 LiptonReduction]: Number of co-enabled transitions 1612 [2020-10-21 23:17:41,057 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2020-10-21 23:17:41,254 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 45 [2020-10-21 23:17:41,692 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-10-21 23:17:41,966 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2020-10-21 23:17:42,136 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-21 23:17:42,700 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 125 [2020-10-21 23:17:42,931 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-21 23:17:42,936 INFO L131 LiptonReduction]: Checked pairs total: 1592 [2020-10-21 23:17:42,936 INFO L133 LiptonReduction]: Total number of compositions: 94 [2020-10-21 23:17:42,949 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 18 places, 12 transitions, 34 flow [2020-10-21 23:17:42,963 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 44 states. [2020-10-21 23:17:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2020-10-21 23:17:42,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:17:42,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:42,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:17:42,980 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:17:42,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:42,986 INFO L82 PathProgramCache]: Analyzing trace with hash 351577, now seen corresponding path program 1 times [2020-10-21 23:17:42,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:42,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631111034] [2020-10-21 23:17:42,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:43,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631111034] [2020-10-21 23:17:43,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:43,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:17:43,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310733706] [2020-10-21 23:17:43,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:17:43,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:43,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:17:43,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:43,214 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 3 states. [2020-10-21 23:17:43,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:43,248 INFO L93 Difference]: Finished difference Result 35 states and 59 transitions. [2020-10-21 23:17:43,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:17:43,250 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:17:43,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:43,260 INFO L225 Difference]: With dead ends: 35 [2020-10-21 23:17:43,261 INFO L226 Difference]: Without dead ends: 31 [2020-10-21 23:17:43,262 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:43,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-21 23:17:43,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-21 23:17:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-21 23:17:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 51 transitions. [2020-10-21 23:17:43,300 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 51 transitions. Word has length 3 [2020-10-21 23:17:43,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:43,300 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 51 transitions. [2020-10-21 23:17:43,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:17:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2020-10-21 23:17:43,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-21 23:17:43,301 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:43,302 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:43,302 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 23:17:43,302 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:17:43,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:43,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1769204181, now seen corresponding path program 1 times [2020-10-21 23:17:43,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:43,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998510382] [2020-10-21 23:17:43,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:43,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:43,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998510382] [2020-10-21 23:17:43,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:43,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 23:17:43,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629308314] [2020-10-21 23:17:43,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 23:17:43,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:43,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 23:17:43,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-21 23:17:43,430 INFO L87 Difference]: Start difference. First operand 31 states and 51 transitions. Second operand 4 states. [2020-10-21 23:17:43,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:43,470 INFO L93 Difference]: Finished difference Result 26 states and 42 transitions. [2020-10-21 23:17:43,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 23:17:43,470 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-10-21 23:17:43,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:43,471 INFO L225 Difference]: With dead ends: 26 [2020-10-21 23:17:43,471 INFO L226 Difference]: Without dead ends: 24 [2020-10-21 23:17:43,472 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 [2020-10-21 23:17:43,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-10-21 23:17:43,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-10-21 23:17:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-10-21 23:17:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 39 transitions. [2020-10-21 23:17:43,478 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 39 transitions. Word has length 7 [2020-10-21 23:17:43,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:43,479 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 39 transitions. [2020-10-21 23:17:43,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 23:17:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2020-10-21 23:17:43,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-21 23:17:43,479 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:43,479 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:43,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 23:17:43,480 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:17:43,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:43,480 INFO L82 PathProgramCache]: Analyzing trace with hash 989225069, now seen corresponding path program 1 times [2020-10-21 23:17:43,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:43,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410473375] [2020-10-21 23:17:43,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:43,514 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:43,537 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:43,563 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 23:17:43,564 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 23:17:43,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-21 23:17:43,565 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 23:17:43,566 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-21 23:17:43,566 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-21 23:17:43,578 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,578 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,578 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,578 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,579 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,579 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,579 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,579 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,579 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,580 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,581 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,581 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,581 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,581 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,581 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,582 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,582 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,582 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,582 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,582 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,584 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,585 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,585 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,585 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,588 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,588 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,588 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,589 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,590 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,590 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,592 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,593 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,593 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,593 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,593 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,594 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,594 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,596 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,596 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,597 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,597 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,597 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,597 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,599 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,599 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,599 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,602 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,602 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,602 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,604 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,605 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,608 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,609 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,609 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:43,613 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:17:43,613 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-21 23:17:43,614 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:17:43,614 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:17:43,614 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:17:43,614 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:17:43,614 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:17:43,614 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:17:43,614 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:17:43,615 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:17:43,623 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:17:43,623 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 119 transitions, 262 flow [2020-10-21 23:17:43,624 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 119 transitions, 262 flow [2020-10-21 23:17:43,624 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 119 transitions, 262 flow [2020-10-21 23:17:43,659 INFO L129 PetriNetUnfolder]: 10/129 cut-off events. [2020-10-21 23:17:43,659 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-21 23:17:43,661 INFO L80 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 129 events. 10/129 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 250 event pairs, 0 based on Foata normal form. 0/115 useless extension candidates. Maximal degree in co-relation 138. Up to 6 conditions per place. [2020-10-21 23:17:43,667 INFO L116 LiptonReduction]: Number of co-enabled transitions 3404 [2020-10-21 23:17:46,152 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2020-10-21 23:17:46,652 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 58 [2020-10-21 23:17:46,970 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2020-10-21 23:17:47,080 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-10-21 23:17:47,602 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 125 [2020-10-21 23:17:47,853 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-21 23:17:47,860 INFO L131 LiptonReduction]: Checked pairs total: 4884 [2020-10-21 23:17:47,860 INFO L133 LiptonReduction]: Total number of compositions: 123 [2020-10-21 23:17:47,861 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 27 transitions, 78 flow [2020-10-21 23:17:47,894 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 542 states. [2020-10-21 23:17:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states. [2020-10-21 23:17:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:17:47,895 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:47,895 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:17:47,895 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:47,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:47,896 INFO L82 PathProgramCache]: Analyzing trace with hash 624708, now seen corresponding path program 1 times [2020-10-21 23:17:47,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:47,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371502408] [2020-10-21 23:17:47,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:47,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:47,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371502408] [2020-10-21 23:17:47,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:47,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:17:47,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696008348] [2020-10-21 23:17:47,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:17:47,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:47,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:17:47,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:47,962 INFO L87 Difference]: Start difference. First operand 542 states. Second operand 3 states. [2020-10-21 23:17:48,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:48,030 INFO L93 Difference]: Finished difference Result 562 states and 1722 transitions. [2020-10-21 23:17:48,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:17:48,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:17:48,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:48,043 INFO L225 Difference]: With dead ends: 562 [2020-10-21 23:17:48,043 INFO L226 Difference]: Without dead ends: 520 [2020-10-21 23:17:48,044 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:48,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-10-21 23:17:48,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 481. [2020-10-21 23:17:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-10-21 23:17:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1503 transitions. [2020-10-21 23:17:48,136 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1503 transitions. Word has length 3 [2020-10-21 23:17:48,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:48,136 INFO L481 AbstractCegarLoop]: Abstraction has 481 states and 1503 transitions. [2020-10-21 23:17:48,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:17:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1503 transitions. [2020-10-21 23:17:48,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:17:48,137 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:48,137 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:48,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-21 23:17:48,138 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:48,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:48,138 INFO L82 PathProgramCache]: Analyzing trace with hash -140345372, now seen corresponding path program 1 times [2020-10-21 23:17:48,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:48,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007548454] [2020-10-21 23:17:48,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:48,209 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007548454] [2020-10-21 23:17:48,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:48,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:17:48,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484739004] [2020-10-21 23:17:48,211 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:17:48,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:48,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:17:48,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:17:48,212 INFO L87 Difference]: Start difference. First operand 481 states and 1503 transitions. Second operand 5 states. [2020-10-21 23:17:48,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:48,324 INFO L93 Difference]: Finished difference Result 644 states and 1865 transitions. [2020-10-21 23:17:48,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:17:48,328 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-10-21 23:17:48,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:48,336 INFO L225 Difference]: With dead ends: 644 [2020-10-21 23:17:48,336 INFO L226 Difference]: Without dead ends: 632 [2020-10-21 23:17:48,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:17:48,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2020-10-21 23:17:48,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 432. [2020-10-21 23:17:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2020-10-21 23:17:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 1372 transitions. [2020-10-21 23:17:48,410 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 1372 transitions. Word has length 10 [2020-10-21 23:17:48,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:48,411 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 1372 transitions. [2020-10-21 23:17:48,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:17:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1372 transitions. [2020-10-21 23:17:48,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:17:48,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:48,415 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:48,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-21 23:17:48,416 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:48,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:48,416 INFO L82 PathProgramCache]: Analyzing trace with hash 775291849, now seen corresponding path program 1 times [2020-10-21 23:17:48,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:48,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433865664] [2020-10-21 23:17:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:17:48,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433865664] [2020-10-21 23:17:48,537 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:48,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:17:48,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162094459] [2020-10-21 23:17:48,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:17:48,538 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:48,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:17:48,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:17:48,541 INFO L87 Difference]: Start difference. First operand 432 states and 1372 transitions. Second operand 5 states. [2020-10-21 23:17:48,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:48,661 INFO L93 Difference]: Finished difference Result 606 states and 1742 transitions. [2020-10-21 23:17:48,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:17:48,662 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-21 23:17:48,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:48,668 INFO L225 Difference]: With dead ends: 606 [2020-10-21 23:17:48,668 INFO L226 Difference]: Without dead ends: 594 [2020-10-21 23:17:48,669 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:17:48,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2020-10-21 23:17:48,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 412. [2020-10-21 23:17:48,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-10-21 23:17:48,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 1273 transitions. [2020-10-21 23:17:48,686 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 1273 transitions. Word has length 14 [2020-10-21 23:17:48,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:48,687 INFO L481 AbstractCegarLoop]: Abstraction has 412 states and 1273 transitions. [2020-10-21 23:17:48,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:17:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1273 transitions. [2020-10-21 23:17:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:17:48,695 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:48,695 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:48,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-21 23:17:48,695 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:48,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:48,696 INFO L82 PathProgramCache]: Analyzing trace with hash 768536188, now seen corresponding path program 1 times [2020-10-21 23:17:48,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:48,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938051405] [2020-10-21 23:17:48,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:48,743 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:48,762 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:48,779 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 23:17:48,779 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 23:17:48,780 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-21 23:17:48,780 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 23:17:48,781 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-21 23:17:48,782 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-21 23:17:48,802 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,802 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,803 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,804 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,805 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,806 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,806 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,806 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,806 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,806 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,807 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,808 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,808 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,808 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,809 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,810 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,811 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,812 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,812 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,812 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,815 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,815 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,816 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,817 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,818 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,820 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,820 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,820 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,820 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,820 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,827 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,828 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,829 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,829 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,830 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,830 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,831 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,832 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,832 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,833 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,834 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,834 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,835 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,835 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,835 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,836 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,836 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,836 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,836 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,836 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,843 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,844 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,845 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,846 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:48,847 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:17:48,847 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-21 23:17:48,848 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:17:48,848 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:17:48,848 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:17:48,848 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:17:48,848 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:17:48,848 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:17:48,848 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:17:48,848 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:17:48,851 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:17:48,851 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 153 transitions, 348 flow [2020-10-21 23:17:48,852 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 153 transitions, 348 flow [2020-10-21 23:17:48,852 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 153 places, 153 transitions, 348 flow [2020-10-21 23:17:48,886 INFO L129 PetriNetUnfolder]: 13/163 cut-off events. [2020-10-21 23:17:48,886 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-21 23:17:48,889 INFO L80 FinitePrefix]: Finished finitePrefix Result has 184 conditions, 163 events. 13/163 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 352 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 177. Up to 8 conditions per place. [2020-10-21 23:17:48,896 INFO L116 LiptonReduction]: Number of co-enabled transitions 5880 [2020-10-21 23:17:51,744 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2020-10-21 23:17:52,471 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2020-10-21 23:17:52,684 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-21 23:17:52,971 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-21 23:17:53,432 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2020-10-21 23:17:53,446 INFO L131 LiptonReduction]: Checked pairs total: 10116 [2020-10-21 23:17:53,446 INFO L133 LiptonReduction]: Total number of compositions: 168 [2020-10-21 23:17:53,447 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 49 places, 38 transitions, 118 flow [2020-10-21 23:17:53,755 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 3887 states. [2020-10-21 23:17:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states. [2020-10-21 23:17:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:17:53,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:53,757 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:17:53,757 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:53,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:53,758 INFO L82 PathProgramCache]: Analyzing trace with hash 975796, now seen corresponding path program 1 times [2020-10-21 23:17:53,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:53,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061278407] [2020-10-21 23:17:53,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:53,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061278407] [2020-10-21 23:17:53,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:53,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:17:53,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794924605] [2020-10-21 23:17:53,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:17:53,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:53,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:17:53,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:53,802 INFO L87 Difference]: Start difference. First operand 3887 states. Second operand 3 states. [2020-10-21 23:17:53,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:53,924 INFO L93 Difference]: Finished difference Result 4218 states and 17234 transitions. [2020-10-21 23:17:53,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:17:53,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:17:53,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:53,964 INFO L225 Difference]: With dead ends: 4218 [2020-10-21 23:17:53,964 INFO L226 Difference]: Without dead ends: 3922 [2020-10-21 23:17:53,965 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:54,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3922 states. [2020-10-21 23:17:54,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3922 to 3622. [2020-10-21 23:17:54,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3622 states. [2020-10-21 23:17:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3622 states and 15019 transitions. [2020-10-21 23:17:54,171 INFO L78 Accepts]: Start accepts. Automaton has 3622 states and 15019 transitions. Word has length 3 [2020-10-21 23:17:54,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:54,171 INFO L481 AbstractCegarLoop]: Abstraction has 3622 states and 15019 transitions. [2020-10-21 23:17:54,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:17:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3622 states and 15019 transitions. [2020-10-21 23:17:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:17:54,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:54,173 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:54,173 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-21 23:17:54,173 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:54,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:54,174 INFO L82 PathProgramCache]: Analyzing trace with hash -185496882, now seen corresponding path program 1 times [2020-10-21 23:17:54,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:54,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844743758] [2020-10-21 23:17:54,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:54,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:54,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844743758] [2020-10-21 23:17:54,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:54,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:17:54,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322826221] [2020-10-21 23:17:54,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:17:54,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:54,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:17:54,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:17:54,248 INFO L87 Difference]: Start difference. First operand 3622 states and 15019 transitions. Second operand 5 states. [2020-10-21 23:17:54,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:54,511 INFO L93 Difference]: Finished difference Result 5732 states and 22122 transitions. [2020-10-21 23:17:54,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:17:54,513 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-10-21 23:17:54,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:54,584 INFO L225 Difference]: With dead ends: 5732 [2020-10-21 23:17:54,585 INFO L226 Difference]: Without dead ends: 5697 [2020-10-21 23:17:54,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:17:54,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5697 states. [2020-10-21 23:17:54,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5697 to 3602. [2020-10-21 23:17:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3602 states. [2020-10-21 23:17:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3602 states and 14997 transitions. [2020-10-21 23:17:54,962 INFO L78 Accepts]: Start accepts. Automaton has 3602 states and 14997 transitions. Word has length 10 [2020-10-21 23:17:54,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:54,963 INFO L481 AbstractCegarLoop]: Abstraction has 3602 states and 14997 transitions. [2020-10-21 23:17:54,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:17:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 14997 transitions. [2020-10-21 23:17:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:17:54,965 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:54,965 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:54,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-21 23:17:54,965 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:54,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:54,966 INFO L82 PathProgramCache]: Analyzing trace with hash -454320612, now seen corresponding path program 1 times [2020-10-21 23:17:54,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:54,969 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112960278] [2020-10-21 23:17:54,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:17:55,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112960278] [2020-10-21 23:17:55,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:55,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:17:55,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110679447] [2020-10-21 23:17:55,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:17:55,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:55,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:17:55,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:17:55,034 INFO L87 Difference]: Start difference. First operand 3602 states and 14997 transitions. Second operand 5 states. [2020-10-21 23:17:55,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:55,221 INFO L93 Difference]: Finished difference Result 5881 states and 22660 transitions. [2020-10-21 23:17:55,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:17:55,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-21 23:17:55,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:55,278 INFO L225 Difference]: With dead ends: 5881 [2020-10-21 23:17:55,278 INFO L226 Difference]: Without dead ends: 5837 [2020-10-21 23:17:55,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:17:55,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5837 states. [2020-10-21 23:17:55,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5837 to 3670. [2020-10-21 23:17:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3670 states. [2020-10-21 23:17:55,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3670 states and 15200 transitions. [2020-10-21 23:17:55,487 INFO L78 Accepts]: Start accepts. Automaton has 3670 states and 15200 transitions. Word has length 14 [2020-10-21 23:17:55,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:55,487 INFO L481 AbstractCegarLoop]: Abstraction has 3670 states and 15200 transitions. [2020-10-21 23:17:55,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:17:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3670 states and 15200 transitions. [2020-10-21 23:17:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-21 23:17:55,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:55,490 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:55,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-21 23:17:55,490 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:55,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:55,491 INFO L82 PathProgramCache]: Analyzing trace with hash 436381913, now seen corresponding path program 1 times [2020-10-21 23:17:55,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:55,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187721973] [2020-10-21 23:17:55,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:17:55,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187721973] [2020-10-21 23:17:55,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:55,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:17:55,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954977633] [2020-10-21 23:17:55,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:17:55,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:55,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:17:55,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:55,540 INFO L87 Difference]: Start difference. First operand 3670 states and 15200 transitions. Second operand 3 states. [2020-10-21 23:17:55,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:55,576 INFO L93 Difference]: Finished difference Result 1268 states and 3457 transitions. [2020-10-21 23:17:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:17:55,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-21 23:17:55,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:55,581 INFO L225 Difference]: With dead ends: 1268 [2020-10-21 23:17:55,582 INFO L226 Difference]: Without dead ends: 1268 [2020-10-21 23:17:55,582 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:17:55,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2020-10-21 23:17:55,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2020-10-21 23:17:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1268 states. [2020-10-21 23:17:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 3457 transitions. [2020-10-21 23:17:55,621 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 3457 transitions. Word has length 17 [2020-10-21 23:17:55,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:55,621 INFO L481 AbstractCegarLoop]: Abstraction has 1268 states and 3457 transitions. [2020-10-21 23:17:55,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:17:55,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3457 transitions. [2020-10-21 23:17:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:17:55,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:55,623 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:55,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-21 23:17:55,623 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:55,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:55,624 INFO L82 PathProgramCache]: Analyzing trace with hash -728076296, now seen corresponding path program 1 times [2020-10-21 23:17:55,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:55,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468030957] [2020-10-21 23:17:55,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:17:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:17:55,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468030957] [2020-10-21 23:17:55,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:17:55,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:17:55,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064628830] [2020-10-21 23:17:55,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:17:55,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:17:55,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:17:55,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:17:55,726 INFO L87 Difference]: Start difference. First operand 1268 states and 3457 transitions. Second operand 7 states. [2020-10-21 23:17:56,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:17:56,112 INFO L93 Difference]: Finished difference Result 1977 states and 5048 transitions. [2020-10-21 23:17:56,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:17:56,112 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-21 23:17:56,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:17:56,119 INFO L225 Difference]: With dead ends: 1977 [2020-10-21 23:17:56,119 INFO L226 Difference]: Without dead ends: 1961 [2020-10-21 23:17:56,120 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-21 23:17:56,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2020-10-21 23:17:56,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1173. [2020-10-21 23:17:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1173 states. [2020-10-21 23:17:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 3176 transitions. [2020-10-21 23:17:56,161 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 3176 transitions. Word has length 18 [2020-10-21 23:17:56,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:17:56,162 INFO L481 AbstractCegarLoop]: Abstraction has 1173 states and 3176 transitions. [2020-10-21 23:17:56,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:17:56,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 3176 transitions. [2020-10-21 23:17:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:17:56,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:17:56,163 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:17:56,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-21 23:17:56,164 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:17:56,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:17:56,164 INFO L82 PathProgramCache]: Analyzing trace with hash 2082924545, now seen corresponding path program 1 times [2020-10-21 23:17:56,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:17:56,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112362094] [2020-10-21 23:17:56,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:17:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:56,179 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:17:56,192 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:17:56,200 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 23:17:56,201 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 23:17:56,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-21 23:17:56,201 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 23:17:56,202 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-21 23:17:56,202 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-21 23:17:56,258 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,259 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,259 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,259 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,259 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,259 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,260 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,261 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,262 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,263 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,264 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,265 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,266 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,267 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,268 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,269 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,270 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,271 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,271 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,271 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,271 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,271 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,272 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,273 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,274 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,275 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,275 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,275 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,275 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,276 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,277 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,278 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,279 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,280 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,281 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,281 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,281 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,281 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,285 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,286 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,287 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,287 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,287 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,291 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,291 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,291 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,291 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,292 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,294 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,295 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,295 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,295 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,295 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,296 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,297 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,299 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,300 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,301 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,301 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,301 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,301 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,301 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,302 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,302 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,302 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,303 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,303 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,304 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:17:56,305 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:17:56,306 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-21 23:17:56,306 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:17:56,306 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:17:56,306 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:17:56,306 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:17:56,306 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:17:56,306 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:17:56,307 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:17:56,307 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:17:56,309 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:17:56,309 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 187 places, 187 transitions, 438 flow [2020-10-21 23:17:56,309 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 187 places, 187 transitions, 438 flow [2020-10-21 23:17:56,309 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 187 places, 187 transitions, 438 flow [2020-10-21 23:17:56,345 INFO L129 PetriNetUnfolder]: 16/197 cut-off events. [2020-10-21 23:17:56,345 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-21 23:17:56,348 INFO L80 FinitePrefix]: Finished finitePrefix Result has 226 conditions, 197 events. 16/197 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 448 event pairs, 0 based on Foata normal form. 0/175 useless extension candidates. Maximal degree in co-relation 217. Up to 10 conditions per place. [2020-10-21 23:17:56,364 INFO L116 LiptonReduction]: Number of co-enabled transitions 9040 [2020-10-21 23:17:59,989 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-21 23:18:00,129 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-21 23:18:00,460 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-21 23:18:00,793 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 109 [2020-10-21 23:18:01,283 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 121 [2020-10-21 23:18:01,508 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-21 23:18:01,515 INFO L131 LiptonReduction]: Checked pairs total: 17332 [2020-10-21 23:18:01,515 INFO L133 LiptonReduction]: Total number of compositions: 199 [2020-10-21 23:18:01,516 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 61 places, 47 transitions, 158 flow [2020-10-21 23:18:02,874 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19007 states. [2020-10-21 23:18:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 19007 states. [2020-10-21 23:18:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:18:02,875 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:02,875 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:18:02,875 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:02,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:02,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1391865, now seen corresponding path program 1 times [2020-10-21 23:18:02,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:02,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212645881] [2020-10-21 23:18:02,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:02,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212645881] [2020-10-21 23:18:02,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:02,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:18:02,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168855091] [2020-10-21 23:18:02,900 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:18:02,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:02,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:18:02,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:18:02,901 INFO L87 Difference]: Start difference. First operand 19007 states. Second operand 3 states. [2020-10-21 23:18:03,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:03,631 INFO L93 Difference]: Finished difference Result 23088 states and 119575 transitions. [2020-10-21 23:18:03,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:18:03,632 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:18:03,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:03,765 INFO L225 Difference]: With dead ends: 23088 [2020-10-21 23:18:03,765 INFO L226 Difference]: Without dead ends: 21563 [2020-10-21 23:18:03,766 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:18:03,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21563 states. [2020-10-21 23:18:04,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21563 to 19491. [2020-10-21 23:18:04,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19491 states. [2020-10-21 23:18:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19491 states to 19491 states and 102028 transitions. [2020-10-21 23:18:04,694 INFO L78 Accepts]: Start accepts. Automaton has 19491 states and 102028 transitions. Word has length 3 [2020-10-21 23:18:04,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:04,694 INFO L481 AbstractCegarLoop]: Abstraction has 19491 states and 102028 transitions. [2020-10-21 23:18:04,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:18:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 19491 states and 102028 transitions. [2020-10-21 23:18:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:18:04,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:04,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:04,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-21 23:18:04,695 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:04,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:04,695 INFO L82 PathProgramCache]: Analyzing trace with hash 2055126346, now seen corresponding path program 1 times [2020-10-21 23:18:04,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:04,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176063293] [2020-10-21 23:18:04,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:04,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:04,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176063293] [2020-10-21 23:18:04,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:04,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:18:04,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885520810] [2020-10-21 23:18:04,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:18:04,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:04,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:18:04,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:18:04,753 INFO L87 Difference]: Start difference. First operand 19491 states and 102028 transitions. Second operand 5 states. [2020-10-21 23:18:05,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:05,109 INFO L93 Difference]: Finished difference Result 35167 states and 174070 transitions. [2020-10-21 23:18:05,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:18:05,110 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-10-21 23:18:05,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:06,791 INFO L225 Difference]: With dead ends: 35167 [2020-10-21 23:18:06,791 INFO L226 Difference]: Without dead ends: 35111 [2020-10-21 23:18:06,792 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:07,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35111 states. [2020-10-21 23:18:07,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35111 to 20790. [2020-10-21 23:18:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20790 states. [2020-10-21 23:18:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20790 states to 20790 states and 109314 transitions. [2020-10-21 23:18:07,946 INFO L78 Accepts]: Start accepts. Automaton has 20790 states and 109314 transitions. Word has length 10 [2020-10-21 23:18:07,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:07,946 INFO L481 AbstractCegarLoop]: Abstraction has 20790 states and 109314 transitions. [2020-10-21 23:18:07,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:18:07,946 INFO L276 IsEmpty]: Start isEmpty. Operand 20790 states and 109314 transitions. [2020-10-21 23:18:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:18:07,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:07,947 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:07,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-21 23:18:07,947 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:07,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:07,947 INFO L82 PathProgramCache]: Analyzing trace with hash 728051274, now seen corresponding path program 1 times [2020-10-21 23:18:07,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:07,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894243701] [2020-10-21 23:18:07,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:18:07,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894243701] [2020-10-21 23:18:07,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:07,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:18:07,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489518870] [2020-10-21 23:18:07,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:18:07,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:07,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:18:07,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:18:07,991 INFO L87 Difference]: Start difference. First operand 20790 states and 109314 transitions. Second operand 5 states. [2020-10-21 23:18:08,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:08,375 INFO L93 Difference]: Finished difference Result 37751 states and 189031 transitions. [2020-10-21 23:18:08,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:18:08,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-21 23:18:08,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:08,597 INFO L225 Difference]: With dead ends: 37751 [2020-10-21 23:18:08,598 INFO L226 Difference]: Without dead ends: 37626 [2020-10-21 23:18:08,598 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:08,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37626 states. [2020-10-21 23:18:09,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37626 to 22860. [2020-10-21 23:18:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22860 states. [2020-10-21 23:18:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22860 states to 22860 states and 121589 transitions. [2020-10-21 23:18:09,916 INFO L78 Accepts]: Start accepts. Automaton has 22860 states and 121589 transitions. Word has length 14 [2020-10-21 23:18:09,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:09,917 INFO L481 AbstractCegarLoop]: Abstraction has 22860 states and 121589 transitions. [2020-10-21 23:18:09,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:18:09,917 INFO L276 IsEmpty]: Start isEmpty. Operand 22860 states and 121589 transitions. [2020-10-21 23:18:09,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-21 23:18:09,918 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:09,919 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:09,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-21 23:18:09,919 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:09,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:09,919 INFO L82 PathProgramCache]: Analyzing trace with hash -488413200, now seen corresponding path program 1 times [2020-10-21 23:18:09,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:09,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415360583] [2020-10-21 23:18:09,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:09,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415360583] [2020-10-21 23:18:09,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:09,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:18:09,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371220779] [2020-10-21 23:18:09,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:18:09,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:09,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:18:09,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:18:09,946 INFO L87 Difference]: Start difference. First operand 22860 states and 121589 transitions. Second operand 3 states. [2020-10-21 23:18:09,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:09,995 INFO L93 Difference]: Finished difference Result 4827 states and 15106 transitions. [2020-10-21 23:18:09,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:18:09,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-21 23:18:09,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:10,009 INFO L225 Difference]: With dead ends: 4827 [2020-10-21 23:18:10,009 INFO L226 Difference]: Without dead ends: 4827 [2020-10-21 23:18:10,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:18:10,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2020-10-21 23:18:10,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 4803. [2020-10-21 23:18:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4803 states. [2020-10-21 23:18:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 4803 states and 15042 transitions. [2020-10-21 23:18:10,140 INFO L78 Accepts]: Start accepts. Automaton has 4803 states and 15042 transitions. Word has length 17 [2020-10-21 23:18:10,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:10,140 INFO L481 AbstractCegarLoop]: Abstraction has 4803 states and 15042 transitions. [2020-10-21 23:18:10,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:18:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4803 states and 15042 transitions. [2020-10-21 23:18:10,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:18:10,142 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:10,142 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:10,142 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-21 23:18:10,142 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:10,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:10,143 INFO L82 PathProgramCache]: Analyzing trace with hash -2048019711, now seen corresponding path program 1 times [2020-10-21 23:18:10,143 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:10,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801127765] [2020-10-21 23:18:10,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:11,336 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 7 [2020-10-21 23:18:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:11,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801127765] [2020-10-21 23:18:11,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670536341] [2020-10-21 23:18:11,366 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 [2020-10-21 23:18:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:11,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-21 23:18:11,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:18:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:11,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:18:11,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2020-10-21 23:18:11,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080828927] [2020-10-21 23:18:11,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-21 23:18:11,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:11,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-21 23:18:11,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-10-21 23:18:11,574 INFO L87 Difference]: Start difference. First operand 4803 states and 15042 transitions. Second operand 12 states. [2020-10-21 23:18:12,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:12,113 INFO L93 Difference]: Finished difference Result 8911 states and 26543 transitions. [2020-10-21 23:18:12,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:12,119 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2020-10-21 23:18:12,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:12,138 INFO L225 Difference]: With dead ends: 8911 [2020-10-21 23:18:12,138 INFO L226 Difference]: Without dead ends: 8877 [2020-10-21 23:18:12,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-10-21 23:18:12,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8877 states. [2020-10-21 23:18:12,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8877 to 4532. [2020-10-21 23:18:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4532 states. [2020-10-21 23:18:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 4532 states and 14145 transitions. [2020-10-21 23:18:12,251 INFO L78 Accepts]: Start accepts. Automaton has 4532 states and 14145 transitions. Word has length 18 [2020-10-21 23:18:12,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:12,251 INFO L481 AbstractCegarLoop]: Abstraction has 4532 states and 14145 transitions. [2020-10-21 23:18:12,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-21 23:18:12,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4532 states and 14145 transitions. [2020-10-21 23:18:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:18:12,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:12,253 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:12,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-10-21 23:18:12,456 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:12,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:12,456 INFO L82 PathProgramCache]: Analyzing trace with hash -216309157, now seen corresponding path program 1 times [2020-10-21 23:18:12,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:12,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207142802] [2020-10-21 23:18:12,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-21 23:18:12,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207142802] [2020-10-21 23:18:12,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:12,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:18:12,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951618191] [2020-10-21 23:18:12,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:18:12,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:12,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:18:12,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:18:12,525 INFO L87 Difference]: Start difference. First operand 4532 states and 14145 transitions. Second operand 5 states. [2020-10-21 23:18:12,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:12,736 INFO L93 Difference]: Finished difference Result 7656 states and 23140 transitions. [2020-10-21 23:18:12,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:18:12,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-10-21 23:18:12,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:12,760 INFO L225 Difference]: With dead ends: 7656 [2020-10-21 23:18:12,760 INFO L226 Difference]: Without dead ends: 7633 [2020-10-21 23:18:12,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:12,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2020-10-21 23:18:12,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 4916. [2020-10-21 23:18:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4916 states. [2020-10-21 23:18:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 4916 states and 15426 transitions. [2020-10-21 23:18:12,957 INFO L78 Accepts]: Start accepts. Automaton has 4916 states and 15426 transitions. Word has length 18 [2020-10-21 23:18:12,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:12,958 INFO L481 AbstractCegarLoop]: Abstraction has 4916 states and 15426 transitions. [2020-10-21 23:18:12,958 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:18:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 15426 transitions. [2020-10-21 23:18:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:18:12,960 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:12,960 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:12,961 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-21 23:18:12,961 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:12,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:12,961 INFO L82 PathProgramCache]: Analyzing trace with hash 2063912021, now seen corresponding path program 1 times [2020-10-21 23:18:12,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:12,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207968182] [2020-10-21 23:18:12,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:18:13,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207968182] [2020-10-21 23:18:13,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:13,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:18:13,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913291830] [2020-10-21 23:18:13,045 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:18:13,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:13,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:18:13,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:13,046 INFO L87 Difference]: Start difference. First operand 4916 states and 15426 transitions. Second operand 7 states. [2020-10-21 23:18:13,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:13,511 INFO L93 Difference]: Finished difference Result 9482 states and 28329 transitions. [2020-10-21 23:18:13,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:13,511 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-21 23:18:13,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:13,536 INFO L225 Difference]: With dead ends: 9482 [2020-10-21 23:18:13,536 INFO L226 Difference]: Without dead ends: 9443 [2020-10-21 23:18:13,537 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-21 23:18:13,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9443 states. [2020-10-21 23:18:13,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9443 to 4737. [2020-10-21 23:18:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4737 states. [2020-10-21 23:18:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 4737 states and 14887 transitions. [2020-10-21 23:18:13,712 INFO L78 Accepts]: Start accepts. Automaton has 4737 states and 14887 transitions. Word has length 18 [2020-10-21 23:18:13,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:13,712 INFO L481 AbstractCegarLoop]: Abstraction has 4737 states and 14887 transitions. [2020-10-21 23:18:13,712 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:18:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4737 states and 14887 transitions. [2020-10-21 23:18:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-21 23:18:13,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:13,719 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:13,720 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-21 23:18:13,720 INFO L429 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:13,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:13,720 INFO L82 PathProgramCache]: Analyzing trace with hash 399815570, now seen corresponding path program 1 times [2020-10-21 23:18:13,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:13,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712769923] [2020-10-21 23:18:13,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:13,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-21 23:18:13,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712769923] [2020-10-21 23:18:13,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768616624] [2020-10-21 23:18:13,823 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 [2020-10-21 23:18:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:13,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-21 23:18:13,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:18:14,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-21 23:18:14,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:18:14,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2020-10-21 23:18:14,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418823724] [2020-10-21 23:18:14,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-21 23:18:14,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:14,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-21 23:18:14,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-10-21 23:18:14,066 INFO L87 Difference]: Start difference. First operand 4737 states and 14887 transitions. Second operand 12 states. [2020-10-21 23:18:14,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:14,625 INFO L93 Difference]: Finished difference Result 9245 states and 27612 transitions. [2020-10-21 23:18:14,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:14,625 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-21 23:18:14,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:14,648 INFO L225 Difference]: With dead ends: 9245 [2020-10-21 23:18:14,648 INFO L226 Difference]: Without dead ends: 9219 [2020-10-21 23:18:14,650 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-10-21 23:18:14,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9219 states. [2020-10-21 23:18:14,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9219 to 4617. [2020-10-21 23:18:14,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4617 states. [2020-10-21 23:18:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4617 states to 4617 states and 14463 transitions. [2020-10-21 23:18:14,815 INFO L78 Accepts]: Start accepts. Automaton has 4617 states and 14463 transitions. Word has length 22 [2020-10-21 23:18:14,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:14,816 INFO L481 AbstractCegarLoop]: Abstraction has 4617 states and 14463 transitions. [2020-10-21 23:18:14,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-21 23:18:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 4617 states and 14463 transitions. [2020-10-21 23:18:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-21 23:18:14,818 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:14,818 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:15,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:18:15,033 INFO L429 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:15,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:15,033 INFO L82 PathProgramCache]: Analyzing trace with hash 108784157, now seen corresponding path program 1 times [2020-10-21 23:18:15,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:15,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614144030] [2020-10-21 23:18:15,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-21 23:18:15,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614144030] [2020-10-21 23:18:15,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467669609] [2020-10-21 23:18:15,115 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 [2020-10-21 23:18:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:15,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-21 23:18:15,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:18:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-21 23:18:15,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:18:15,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2020-10-21 23:18:15,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709368743] [2020-10-21 23:18:15,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-21 23:18:15,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:15,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-21 23:18:15,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-10-21 23:18:15,294 INFO L87 Difference]: Start difference. First operand 4617 states and 14463 transitions. Second operand 12 states. [2020-10-21 23:18:15,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:15,741 INFO L93 Difference]: Finished difference Result 9587 states and 28662 transitions. [2020-10-21 23:18:15,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:15,742 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 22 [2020-10-21 23:18:15,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:15,758 INFO L225 Difference]: With dead ends: 9587 [2020-10-21 23:18:15,758 INFO L226 Difference]: Without dead ends: 9555 [2020-10-21 23:18:15,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-10-21 23:18:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2020-10-21 23:18:15,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 4637. [2020-10-21 23:18:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4637 states. [2020-10-21 23:18:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 4637 states and 14557 transitions. [2020-10-21 23:18:15,874 INFO L78 Accepts]: Start accepts. Automaton has 4637 states and 14557 transitions. Word has length 22 [2020-10-21 23:18:15,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:15,874 INFO L481 AbstractCegarLoop]: Abstraction has 4637 states and 14557 transitions. [2020-10-21 23:18:15,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-21 23:18:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4637 states and 14557 transitions. [2020-10-21 23:18:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-21 23:18:15,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:15,876 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:16,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-10-21 23:18:16,077 INFO L429 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:16,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:16,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1457451776, now seen corresponding path program 1 times [2020-10-21 23:18:16,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:16,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066226358] [2020-10-21 23:18:16,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-21 23:18:16,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066226358] [2020-10-21 23:18:16,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:16,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:18:16,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518147667] [2020-10-21 23:18:16,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:18:16,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:16,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:18:16,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:16,161 INFO L87 Difference]: Start difference. First operand 4637 states and 14557 transitions. Second operand 7 states. [2020-10-21 23:18:16,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:16,598 INFO L93 Difference]: Finished difference Result 9409 states and 28176 transitions. [2020-10-21 23:18:16,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:16,599 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2020-10-21 23:18:16,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:16,616 INFO L225 Difference]: With dead ends: 9409 [2020-10-21 23:18:16,617 INFO L226 Difference]: Without dead ends: 9379 [2020-10-21 23:18:16,617 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-21 23:18:16,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9379 states. [2020-10-21 23:18:16,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9379 to 4604. [2020-10-21 23:18:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4604 states. [2020-10-21 23:18:16,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 4604 states and 14452 transitions. [2020-10-21 23:18:16,788 INFO L78 Accepts]: Start accepts. Automaton has 4604 states and 14452 transitions. Word has length 22 [2020-10-21 23:18:16,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:16,788 INFO L481 AbstractCegarLoop]: Abstraction has 4604 states and 14452 transitions. [2020-10-21 23:18:16,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:18:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4604 states and 14452 transitions. [2020-10-21 23:18:16,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-21 23:18:16,791 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:16,791 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:16,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-21 23:18:16,791 INFO L429 AbstractCegarLoop]: === Iteration 11 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:16,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:16,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1457076211, now seen corresponding path program 1 times [2020-10-21 23:18:16,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:16,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240423043] [2020-10-21 23:18:16,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:16,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-21 23:18:16,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240423043] [2020-10-21 23:18:16,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:16,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-21 23:18:16,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313471919] [2020-10-21 23:18:16,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:18:16,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:16,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:18:16,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:18:16,863 INFO L87 Difference]: Start difference. First operand 4604 states and 14452 transitions. Second operand 7 states. [2020-10-21 23:18:17,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:18:17,305 INFO L93 Difference]: Finished difference Result 9540 states and 28547 transitions. [2020-10-21 23:18:17,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-21 23:18:17,306 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2020-10-21 23:18:17,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:18:17,324 INFO L225 Difference]: With dead ends: 9540 [2020-10-21 23:18:17,324 INFO L226 Difference]: Without dead ends: 9501 [2020-10-21 23:18:17,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2020-10-21 23:18:17,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9501 states. [2020-10-21 23:18:17,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9501 to 4523. [2020-10-21 23:18:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4523 states. [2020-10-21 23:18:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 4523 states and 14210 transitions. [2020-10-21 23:18:17,437 INFO L78 Accepts]: Start accepts. Automaton has 4523 states and 14210 transitions. Word has length 22 [2020-10-21 23:18:17,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:18:17,437 INFO L481 AbstractCegarLoop]: Abstraction has 4523 states and 14210 transitions. [2020-10-21 23:18:17,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:18:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 4523 states and 14210 transitions. [2020-10-21 23:18:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-21 23:18:17,440 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:17,440 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:18:17,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-21 23:18:17,440 INFO L429 AbstractCegarLoop]: === Iteration 12 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:18:17,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:17,440 INFO L82 PathProgramCache]: Analyzing trace with hash -699788641, now seen corresponding path program 1 times [2020-10-21 23:18:17,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:17,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769273870] [2020-10-21 23:18:17,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:18:17,455 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:18:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-21 23:18:17,465 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-21 23:18:17,474 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-21 23:18:17,474 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-21 23:18:17,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-21 23:18:17,474 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-21 23:18:17,475 WARN L371 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-21 23:18:17,475 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-10-21 23:18:17,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,499 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,500 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,501 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,505 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,506 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,507 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,508 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,509 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,519 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,519 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,519 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,519 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,519 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,520 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,521 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,522 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,522 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,522 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,522 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,522 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,523 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,523 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,523 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,523 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,525 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,526 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,526 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,526 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,528 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,529 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,529 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,529 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,529 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,531 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,531 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,531 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,531 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,531 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,532 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,532 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,532 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,532 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,533 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,534 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,534 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,534 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,534 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,536 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,540 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,540 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,546 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:18:17,549 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-21 23:18:17,550 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-21 23:18:17,550 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:18:17,550 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:18:17,550 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:18:17,551 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:18:17,551 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:18:17,551 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:18:17,551 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:18:17,551 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:18:17,554 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:18:17,554 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 221 transitions, 532 flow [2020-10-21 23:18:17,554 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 221 transitions, 532 flow [2020-10-21 23:18:17,554 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 221 places, 221 transitions, 532 flow [2020-10-21 23:18:17,592 INFO L129 PetriNetUnfolder]: 19/231 cut-off events. [2020-10-21 23:18:17,592 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-10-21 23:18:17,596 INFO L80 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 231 events. 19/231 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 563 event pairs, 0 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 258. Up to 12 conditions per place. [2020-10-21 23:18:17,612 INFO L116 LiptonReduction]: Number of co-enabled transitions 12884 [2020-10-21 23:18:21,091 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-10-21 23:18:21,370 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 84 [2020-10-21 23:18:21,590 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2020-10-21 23:18:22,676 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-21 23:18:22,984 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-21 23:18:23,222 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-21 23:18:23,431 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-21 23:18:23,968 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 119 [2020-10-21 23:18:24,222 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-21 23:18:24,249 INFO L131 LiptonReduction]: Checked pairs total: 24676 [2020-10-21 23:18:24,249 INFO L133 LiptonReduction]: Total number of compositions: 236 [2020-10-21 23:18:24,249 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 58 transitions, 206 flow [2020-10-21 23:18:53,836 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 136082 states. [2020-10-21 23:18:53,836 INFO L276 IsEmpty]: Start isEmpty. Operand 136082 states. [2020-10-21 23:18:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-21 23:18:53,836 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:18:53,836 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-21 23:18:53,836 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:18:53,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:18:53,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1878250, now seen corresponding path program 1 times [2020-10-21 23:18:53,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:18:53,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856627521] [2020-10-21 23:18:53,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:18:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:18:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:18:53,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856627521] [2020-10-21 23:18:53,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:18:53,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-21 23:18:53,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698568281] [2020-10-21 23:18:53,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:18:53,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:18:53,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:18:53,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:18:53,868 INFO L87 Difference]: Start difference. First operand 136082 states. Second operand 3 states. [2020-10-21 23:19:02,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:19:02,228 INFO L93 Difference]: Finished difference Result 202471 states and 1266110 transitions. [2020-10-21 23:19:02,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:19:02,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-21 23:19:02,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:19:03,237 INFO L225 Difference]: With dead ends: 202471 [2020-10-21 23:19:03,238 INFO L226 Difference]: Without dead ends: 188716 [2020-10-21 23:19:03,238 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:19:07,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188716 states. [2020-10-21 23:19:19,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188716 to 160347. [2020-10-21 23:19:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160347 states. [2020-10-21 23:19:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160347 states to 160347 states and 1014762 transitions. [2020-10-21 23:19:22,341 INFO L78 Accepts]: Start accepts. Automaton has 160347 states and 1014762 transitions. Word has length 3 [2020-10-21 23:19:22,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:19:22,341 INFO L481 AbstractCegarLoop]: Abstraction has 160347 states and 1014762 transitions. [2020-10-21 23:19:22,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:19:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 160347 states and 1014762 transitions. [2020-10-21 23:19:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:19:22,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:19:22,342 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:19:22,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-21 23:19:22,342 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:19:22,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:19:22,342 INFO L82 PathProgramCache]: Analyzing trace with hash 167503586, now seen corresponding path program 1 times [2020-10-21 23:19:22,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:19:22,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476265596] [2020-10-21 23:19:22,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:19:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:19:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:19:22,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476265596] [2020-10-21 23:19:22,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:19:22,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:19:22,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465445444] [2020-10-21 23:19:22,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:19:22,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:19:22,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:19:22,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:19:22,384 INFO L87 Difference]: Start difference. First operand 160347 states and 1014762 transitions. Second operand 5 states. [2020-10-21 23:19:34,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:19:34,608 INFO L93 Difference]: Finished difference Result 305949 states and 1863760 transitions. [2020-10-21 23:19:34,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:19:34,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-10-21 23:19:34,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:19:36,080 INFO L225 Difference]: With dead ends: 305949 [2020-10-21 23:19:36,080 INFO L226 Difference]: Without dead ends: 305344 [2020-10-21 23:19:36,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:19:47,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305344 states. [2020-10-21 23:19:53,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305344 to 174575. [2020-10-21 23:19:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174575 states. [2020-10-21 23:19:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174575 states to 174575 states and 1122422 transitions. [2020-10-21 23:19:55,945 INFO L78 Accepts]: Start accepts. Automaton has 174575 states and 1122422 transitions. Word has length 10 [2020-10-21 23:19:55,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:19:55,945 INFO L481 AbstractCegarLoop]: Abstraction has 174575 states and 1122422 transitions. [2020-10-21 23:19:55,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:19:55,945 INFO L276 IsEmpty]: Start isEmpty. Operand 174575 states and 1122422 transitions. [2020-10-21 23:19:55,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-21 23:19:55,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:19:55,946 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:19:55,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-21 23:19:55,946 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:19:55,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:19:55,947 INFO L82 PathProgramCache]: Analyzing trace with hash 740467655, now seen corresponding path program 1 times [2020-10-21 23:19:55,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:19:55,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650816308] [2020-10-21 23:19:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:19:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:19:55,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:19:55,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650816308] [2020-10-21 23:19:55,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:19:55,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:19:55,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652965643] [2020-10-21 23:19:55,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:19:55,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:19:55,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:19:55,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:19:55,999 INFO L87 Difference]: Start difference. First operand 174575 states and 1122422 transitions. Second operand 5 states. [2020-10-21 23:20:07,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:20:07,805 INFO L93 Difference]: Finished difference Result 364546 states and 2226789 transitions. [2020-10-21 23:20:07,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:20:07,805 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-21 23:20:07,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:20:18,951 INFO L225 Difference]: With dead ends: 364546 [2020-10-21 23:20:18,951 INFO L226 Difference]: Without dead ends: 363946 [2020-10-21 23:20:18,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:20:23,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363946 states. [2020-10-21 23:20:32,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363946 to 196959. [2020-10-21 23:20:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196959 states. [2020-10-21 23:20:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196959 states to 196959 states and 1268508 transitions. [2020-10-21 23:20:46,703 INFO L78 Accepts]: Start accepts. Automaton has 196959 states and 1268508 transitions. Word has length 14 [2020-10-21 23:20:46,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:20:46,704 INFO L481 AbstractCegarLoop]: Abstraction has 196959 states and 1268508 transitions. [2020-10-21 23:20:46,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:20:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 196959 states and 1268508 transitions. [2020-10-21 23:20:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-21 23:20:46,705 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:20:46,705 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:20:46,705 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-21 23:20:46,705 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:20:46,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:20:46,706 INFO L82 PathProgramCache]: Analyzing trace with hash 807450510, now seen corresponding path program 1 times [2020-10-21 23:20:46,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:20:46,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483632115] [2020-10-21 23:20:46,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:20:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:20:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:20:46,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483632115] [2020-10-21 23:20:46,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:20:46,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 23:20:46,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88565174] [2020-10-21 23:20:46,728 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:20:46,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:20:46,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:20:46,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:20:46,729 INFO L87 Difference]: Start difference. First operand 196959 states and 1268508 transitions. Second operand 3 states. [2020-10-21 23:20:46,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:20:46,951 INFO L93 Difference]: Finished difference Result 34387 states and 138301 transitions. [2020-10-21 23:20:46,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:20:46,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-21 23:20:46,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:20:47,056 INFO L225 Difference]: With dead ends: 34387 [2020-10-21 23:20:47,056 INFO L226 Difference]: Without dead ends: 34387 [2020-10-21 23:20:47,056 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:20:47,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34387 states. [2020-10-21 23:20:47,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34387 to 33796. [2020-10-21 23:20:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33796 states. [2020-10-21 23:20:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33796 states to 33796 states and 136160 transitions. [2020-10-21 23:20:48,052 INFO L78 Accepts]: Start accepts. Automaton has 33796 states and 136160 transitions. Word has length 17 [2020-10-21 23:20:48,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:20:48,052 INFO L481 AbstractCegarLoop]: Abstraction has 33796 states and 136160 transitions. [2020-10-21 23:20:48,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:20:48,052 INFO L276 IsEmpty]: Start isEmpty. Operand 33796 states and 136160 transitions. [2020-10-21 23:20:48,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-21 23:20:48,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:20:48,053 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 23:20:48,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-21 23:20:48,053 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-21 23:20:48,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:20:48,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1961376418, now seen corresponding path program 1 times [2020-10-21 23:20:48,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:20:48,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713734389] [2020-10-21 23:20:48,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:20:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:20:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-21 23:20:48,107 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713734389] [2020-10-21 23:20:48,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800016056] [2020-10-21 23:20:48,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... [2020-10-21 23:20:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:20:54,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-21 23:20:54,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:20:54,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:20:54,863 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-21 23:20:54,866 WARN L235 ceAbstractionStarter]: Timeout [2020-10-21 23:20:54,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 11:20:54 BasicIcfg [2020-10-21 23:20:54,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-21 23:20:54,869 INFO L168 Benchmark]: Toolchain (without parser) took 197281.32 ms. Allocated memory was 146.8 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 101.7 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,870 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.8 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 875.27 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 100.9 MB in the beginning and 157.5 MB in the end (delta: -56.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.07 ms. Allocated memory is still 202.9 MB. Free memory was 157.5 MB in the beginning and 155.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,871 INFO L168 Benchmark]: Boogie Preprocessor took 29.21 ms. Allocated memory is still 202.9 MB. Free memory was 155.5 MB in the beginning and 153.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,871 INFO L168 Benchmark]: RCFGBuilder took 470.72 ms. Allocated memory is still 202.9 MB. Free memory was 153.4 MB in the beginning and 128.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,871 INFO L168 Benchmark]: TraceAbstraction took 195837.51 ms. Allocated memory was 202.9 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 127.7 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2020-10-21 23:20:54,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.8 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 875.27 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 100.9 MB in the beginning and 157.5 MB in the end (delta: -56.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.07 ms. Allocated memory is still 202.9 MB. Free memory was 157.5 MB in the beginning and 155.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.21 ms. Allocated memory is still 202.9 MB. Free memory was 155.5 MB in the beginning and 153.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 470.72 ms. Allocated memory is still 202.9 MB. Free memory was 153.4 MB in the beginning and 128.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 195837.51 ms. Allocated memory was 202.9 MB in the beginning and 4.6 GB in the end (delta: 4.4 GB). Free memory was 127.7 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 934 VarBasedMoverChecksPositive, 7 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 3 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.7s, 85 PlacesBefore, 18 PlacesAfterwards, 85 TransitionsBefore, 12 TransitionsAfterwards, 1612 CoEnabledTransitionPairs, 6 FixpointIterations, 32 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 14 ConcurrentYvCompositions, 6 ChoiceCompositions, 94 TotalNumberOfCompositions, 1592 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1914 VarBasedMoverChecksPositive, 30 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 66 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.2s, 119 PlacesBefore, 35 PlacesAfterwards, 119 TransitionsBefore, 27 TransitionsAfterwards, 3404 CoEnabledTransitionPairs, 6 FixpointIterations, 45 TrivialSequentialCompositions, 50 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 15 ConcurrentYvCompositions, 8 ChoiceCompositions, 123 TotalNumberOfCompositions, 4884 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3406 VarBasedMoverChecksPositive, 39 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 117 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.5s, 153 PlacesBefore, 49 PlacesAfterwards, 153 TransitionsBefore, 38 TransitionsAfterwards, 5880 CoEnabledTransitionPairs, 6 FixpointIterations, 64 TrivialSequentialCompositions, 65 ConcurrentSequentialCompositions, 8 TrivialYvCompositions, 20 ConcurrentYvCompositions, 11 ChoiceCompositions, 168 TotalNumberOfCompositions, 10116 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 5056 VarBasedMoverChecksPositive, 49 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 171 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.2s, 187 PlacesBefore, 61 PlacesAfterwards, 187 TransitionsBefore, 47 TransitionsAfterwards, 9040 CoEnabledTransitionPairs, 7 FixpointIterations, 76 TrivialSequentialCompositions, 74 ConcurrentSequentialCompositions, 11 TrivialYvCompositions, 24 ConcurrentYvCompositions, 14 ChoiceCompositions, 199 TotalNumberOfCompositions, 17332 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7184 VarBasedMoverChecksPositive, 74 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 294 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 6.6s, 221 PlacesBefore, 75 PlacesAfterwards, 221 TransitionsBefore, 58 TransitionsAfterwards, 12884 CoEnabledTransitionPairs, 7 FixpointIterations, 92 TrivialSequentialCompositions, 91 ConcurrentSequentialCompositions, 19 TrivialYvCompositions, 17 ConcurrentYvCompositions, 17 ChoiceCompositions, 236 TotalNumberOfCompositions, 24676 MoverChecksTotal - TimeoutResultAtElement [Line: 683]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 683). Cancelled while BasicCegarLoop was analyzing trace of length 19 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 7 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 79 locations, 1 error locations. Started 5 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 195.3s, OverallIterations: 30, TraceHistogramMax: 5, AutomataDifference: 54.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 55.8s, HoareTripleCheckerStatistics: 938 SDtfs, 2932 SDslu, 2125 SDs, 0 SdLazy, 2891 SolverSat, 157 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 211 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196959occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 73.3s AutomataMinimizationTime, 25 MinimizatonAttempts, 394711 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 453 NumberOfCodeBlocks, 453 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 36431 SizeOfPredicates, 12 NumberOfNonLiveVariables, 477 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 28 InterpolantComputations, 22 PerfectInterpolantSequences, 54/78 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