/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:36:19,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:36:19,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:36:19,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:36:19,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:36:19,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:36:19,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:36:19,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:36:19,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:36:19,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:36:19,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:36:19,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:36:19,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:36:19,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:36:19,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:36:19,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:36:19,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:36:19,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:36:19,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:36:19,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:36:19,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:36:19,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:36:19,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:36:19,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:36:19,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-05 23:36:19,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-05 23:36:19,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-05 23:36:19,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-05 23:36:19,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-05 23:36:19,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-05 23:36:19,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:36:19,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:36:19,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:36:19,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:36:19,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:36:19,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:36:19,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:36:19,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:36:19,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:36:19,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:36:19,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:36:19,355 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 [2020-10-05 23:36:19,392 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:36:19,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:36:19,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:36:19,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:36:19,396 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:36:19,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:36:19,396 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:36:19,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:36:19,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:36:19,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:36:19,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:36:19,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:36:19,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:36:19,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:36:19,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:36:19,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:36:19,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:36:19,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:36:19,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:36:19,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:36:19,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:36:19,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:36:19,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:36:19,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:36:19,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:36:19,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:36:19,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:36:19,402 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:36:19,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:36:19,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:36:19,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:36:19,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:36:19,748 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:36:19,748 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:36:19,749 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2020-10-05 23:36:19,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2fe6b4a/99755a8db4ee463ea1edd5c9facac058/FLAGc8cd7230c [2020-10-05 23:36:20,405 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:36:20,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2020-10-05 23:36:20,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2fe6b4a/99755a8db4ee463ea1edd5c9facac058/FLAGc8cd7230c [2020-10-05 23:36:20,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2fe6b4a/99755a8db4ee463ea1edd5c9facac058 [2020-10-05 23:36:20,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:36:20,761 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:36:20,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:20,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:36:20,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:36:20,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390710b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:20, skipping insertion in model container [2020-10-05 23:36:20,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:36:20" (1/1) ... [2020-10-05 23:36:20,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:36:20,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:36:21,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:21,414 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:36:21,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:36:21,635 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:36:21,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21 WrapperNode [2020-10-05 23:36:21,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:36:21,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:21,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:36:21,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:36:21,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:36:21,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:36:21,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:36:21,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:36:21,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (1/1) ... [2020-10-05 23:36:21,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:36:21,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:36:21,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:36:21,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:36:21,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (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 [2020-10-05 23:36:21,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:36:21,925 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:36:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:36:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:36:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:36:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:36:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:36:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:36:21,929 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:36:25,531 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:36:25,531 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:36:25,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:25 BoogieIcfgContainer [2020-10-05 23:36:25,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:36:25,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:36:25,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:36:25,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:36:25,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:36:20" (1/3) ... [2020-10-05 23:36:25,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a967b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:25, skipping insertion in model container [2020-10-05 23:36:25,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:36:21" (2/3) ... [2020-10-05 23:36:25,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a967b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:36:25, skipping insertion in model container [2020-10-05 23:36:25,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:36:25" (3/3) ... [2020-10-05 23:36:25,542 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi002_rmo.opt.i [2020-10-05 23:36:25,553 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:36:25,554 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:36:25,563 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:36:25,564 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:36:25,600 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,601 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,601 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,601 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,601 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,602 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,603 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,603 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,603 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,603 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,604 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,605 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,606 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,611 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,612 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,613 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,613 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,614 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,615 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,616 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,617 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,668 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,670 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,679 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,690 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:36:25,708 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-05 23:36:25,729 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:36:25,729 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:36:25,730 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:36:25,730 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:36:25,730 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:36:25,730 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:36:25,730 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:36:25,730 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:36:25,745 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:25,747 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:25,791 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:25,791 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:25,796 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 55 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:25,798 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 85 places, 80 transitions, 170 flow [2020-10-05 23:36:25,817 INFO L129 PetriNetUnfolder]: 2/78 cut-off events. [2020-10-05 23:36:25,817 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:36:25,818 INFO L80 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 78 events. 2/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 55 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 48. Up to 2 conditions per place. [2020-10-05 23:36:25,820 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1088 [2020-10-05 23:36:25,821 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:36:26,083 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2020-10-05 23:36:26,628 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:36:27,190 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:36:27,322 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-05 23:36:28,757 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2020-10-05 23:36:28,793 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 2, 1] term [2020-10-05 23:36:28,794 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:28,796 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-05 23:36:28,796 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:29,579 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 111 [2020-10-05 23:36:30,650 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 234 DAG size of output: 193 [2020-10-05 23:36:30,686 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 2, 1] term [2020-10-05 23:36:30,687 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:30,689 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 4, 1] term [2020-10-05 23:36:30,689 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 23:36:31,746 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 150 DAG size of output: 121 [2020-10-05 23:36:32,246 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-05 23:36:32,585 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-05 23:36:32,816 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2020-10-05 23:36:32,932 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-10-05 23:36:32,947 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2936 [2020-10-05 23:36:32,948 INFO L214 etLargeBlockEncoding]: Total number of compositions: 69 [2020-10-05 23:36:32,951 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 21 transitions, 52 flow [2020-10-05 23:36:32,969 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 224 states. [2020-10-05 23:36:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states. [2020-10-05 23:36:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-10-05 23:36:32,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:32,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-10-05 23:36:32,979 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:32,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:32,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1584834182, now seen corresponding path program 1 times [2020-10-05 23:36:32,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:32,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160096283] [2020-10-05 23:36:32,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:33,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160096283] [2020-10-05 23:36:33,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:33,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:33,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264079784] [2020-10-05 23:36:33,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:33,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:33,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:33,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:33,370 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 3 states. [2020-10-05 23:36:33,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,479 INFO L93 Difference]: Finished difference Result 194 states and 468 transitions. [2020-10-05 23:36:33,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:33,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-10-05 23:36:33,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,494 INFO L225 Difference]: With dead ends: 194 [2020-10-05 23:36:33,494 INFO L226 Difference]: Without dead ends: 158 [2020-10-05 23:36:33,496 INFO L675 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 [2020-10-05 23:36:33,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-05 23:36:33,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-10-05 23:36:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-05 23:36:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 372 transitions. [2020-10-05 23:36:33,545 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 372 transitions. Word has length 5 [2020-10-05 23:36:33,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,545 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 372 transitions. [2020-10-05 23:36:33,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 372 transitions. [2020-10-05 23:36:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-05 23:36:33,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:36:33,547 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1687676777, now seen corresponding path program 1 times [2020-10-05 23:36:33,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029209250] [2020-10-05 23:36:33,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:33,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029209250] [2020-10-05 23:36:33,703 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:33,703 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:33,703 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876358050] [2020-10-05 23:36:33,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:33,708 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:33,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:33,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:33,709 INFO L87 Difference]: Start difference. First operand 158 states and 372 transitions. Second operand 3 states. [2020-10-05 23:36:33,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,725 INFO L93 Difference]: Finished difference Result 146 states and 338 transitions. [2020-10-05 23:36:33,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:33,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-05 23:36:33,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,732 INFO L225 Difference]: With dead ends: 146 [2020-10-05 23:36:33,735 INFO L226 Difference]: Without dead ends: 146 [2020-10-05 23:36:33,736 INFO L675 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 [2020-10-05 23:36:33,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-05 23:36:33,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-10-05 23:36:33,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-05 23:36:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 338 transitions. [2020-10-05 23:36:33,755 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 338 transitions. Word has length 7 [2020-10-05 23:36:33,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,755 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 338 transitions. [2020-10-05 23:36:33,755 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 338 transitions. [2020-10-05 23:36:33,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:36:33,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,756 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,757 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:36:33,757 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1640287693, now seen corresponding path program 1 times [2020-10-05 23:36:33,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,758 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623620158] [2020-10-05 23:36:33,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:33,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:33,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623620158] [2020-10-05 23:36:33,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:33,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:36:33,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789471070] [2020-10-05 23:36:33,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:36:33,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:33,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:36:33,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:36:33,854 INFO L87 Difference]: Start difference. First operand 146 states and 338 transitions. Second operand 3 states. [2020-10-05 23:36:33,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:33,868 INFO L93 Difference]: Finished difference Result 134 states and 305 transitions. [2020-10-05 23:36:33,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:36:33,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:36:33,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:33,871 INFO L225 Difference]: With dead ends: 134 [2020-10-05 23:36:33,871 INFO L226 Difference]: Without dead ends: 134 [2020-10-05 23:36:33,872 INFO L675 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 [2020-10-05 23:36:33,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-05 23:36:33,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-10-05 23:36:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-05 23:36:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 305 transitions. [2020-10-05 23:36:33,882 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 305 transitions. Word has length 9 [2020-10-05 23:36:33,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:33,882 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 305 transitions. [2020-10-05 23:36:33,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:36:33,882 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 305 transitions. [2020-10-05 23:36:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:36:33,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:33,884 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:33,884 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:36:33,884 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:33,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:33,885 INFO L82 PathProgramCache]: Analyzing trace with hash -2020937412, now seen corresponding path program 1 times [2020-10-05 23:36:33,885 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:33,885 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812843492] [2020-10-05 23:36:33,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812843492] [2020-10-05 23:36:34,139 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:34,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947113296] [2020-10-05 23:36:34,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:36:34,140 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:36:34,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:34,141 INFO L87 Difference]: Start difference. First operand 134 states and 305 transitions. Second operand 6 states. [2020-10-05 23:36:34,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:34,348 INFO L93 Difference]: Finished difference Result 140 states and 321 transitions. [2020-10-05 23:36:34,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:34,349 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2020-10-05 23:36:34,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:34,355 INFO L225 Difference]: With dead ends: 140 [2020-10-05 23:36:34,355 INFO L226 Difference]: Without dead ends: 140 [2020-10-05 23:36:34,358 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:34,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-05 23:36:34,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2020-10-05 23:36:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-05 23:36:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 321 transitions. [2020-10-05 23:36:34,379 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 321 transitions. Word has length 12 [2020-10-05 23:36:34,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:34,380 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 321 transitions. [2020-10-05 23:36:34,380 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:36:34,380 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 321 transitions. [2020-10-05 23:36:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:36:34,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:34,382 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:34,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:36:34,382 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:34,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:34,382 INFO L82 PathProgramCache]: Analyzing trace with hash -2063496646, now seen corresponding path program 2 times [2020-10-05 23:36:34,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:34,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689278115] [2020-10-05 23:36:34,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689278115] [2020-10-05 23:36:34,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:34,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651702856] [2020-10-05 23:36:34,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:34,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:34,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:34,511 INFO L87 Difference]: Start difference. First operand 140 states and 321 transitions. Second operand 5 states. [2020-10-05 23:36:34,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:34,689 INFO L93 Difference]: Finished difference Result 157 states and 360 transitions. [2020-10-05 23:36:34,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:34,690 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-05 23:36:34,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:34,692 INFO L225 Difference]: With dead ends: 157 [2020-10-05 23:36:34,692 INFO L226 Difference]: Without dead ends: 157 [2020-10-05 23:36:34,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:34,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2020-10-05 23:36:34,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 142. [2020-10-05 23:36:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-05 23:36:34,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 323 transitions. [2020-10-05 23:36:34,701 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 323 transitions. Word has length 12 [2020-10-05 23:36:34,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:34,701 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 323 transitions. [2020-10-05 23:36:34,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 323 transitions. [2020-10-05 23:36:34,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:34,703 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:34,703 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:34,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:36:34,703 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:34,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:34,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1589455598, now seen corresponding path program 1 times [2020-10-05 23:36:34,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:34,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395395673] [2020-10-05 23:36:34,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:34,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:34,996 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395395673] [2020-10-05 23:36:34,997 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:34,997 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:36:34,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134910514] [2020-10-05 23:36:34,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:36:34,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:34,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:36:34,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:36:34,998 INFO L87 Difference]: Start difference. First operand 142 states and 323 transitions. Second operand 8 states. [2020-10-05 23:36:35,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:35,222 INFO L93 Difference]: Finished difference Result 166 states and 381 transitions. [2020-10-05 23:36:35,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:35,224 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-10-05 23:36:35,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:35,226 INFO L225 Difference]: With dead ends: 166 [2020-10-05 23:36:35,226 INFO L226 Difference]: Without dead ends: 166 [2020-10-05 23:36:35,227 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2020-10-05 23:36:35,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-05 23:36:35,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 154. [2020-10-05 23:36:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-05 23:36:35,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 349 transitions. [2020-10-05 23:36:35,235 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 349 transitions. Word has length 13 [2020-10-05 23:36:35,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:35,235 INFO L479 AbstractCegarLoop]: Abstraction has 154 states and 349 transitions. [2020-10-05 23:36:35,235 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:36:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 349 transitions. [2020-10-05 23:36:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:35,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:35,237 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:35,237 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:36:35,237 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:35,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:35,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1775449093, now seen corresponding path program 1 times [2020-10-05 23:36:35,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:35,238 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71054312] [2020-10-05 23:36:35,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:35,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71054312] [2020-10-05 23:36:35,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:35,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:35,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080649518] [2020-10-05 23:36:35,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:35,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:35,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:35,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:35,394 INFO L87 Difference]: Start difference. First operand 154 states and 349 transitions. Second operand 5 states. [2020-10-05 23:36:35,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:35,565 INFO L93 Difference]: Finished difference Result 181 states and 418 transitions. [2020-10-05 23:36:35,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:35,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-05 23:36:35,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:35,568 INFO L225 Difference]: With dead ends: 181 [2020-10-05 23:36:35,568 INFO L226 Difference]: Without dead ends: 181 [2020-10-05 23:36:35,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:35,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-10-05 23:36:35,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 166. [2020-10-05 23:36:35,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-10-05 23:36:35,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 378 transitions. [2020-10-05 23:36:35,579 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 378 transitions. Word has length 13 [2020-10-05 23:36:35,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:35,580 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 378 transitions. [2020-10-05 23:36:35,580 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 378 transitions. [2020-10-05 23:36:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:35,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:35,585 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:35,586 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:36:35,586 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:35,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:35,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1775448814, now seen corresponding path program 2 times [2020-10-05 23:36:35,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:35,587 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369806429] [2020-10-05 23:36:35,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:36,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:36,226 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369806429] [2020-10-05 23:36:36,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:36,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-05 23:36:36,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799724911] [2020-10-05 23:36:36,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-05 23:36:36,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:36,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-05 23:36:36,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:36,227 INFO L87 Difference]: Start difference. First operand 166 states and 378 transitions. Second operand 9 states. [2020-10-05 23:36:36,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:36,529 INFO L93 Difference]: Finished difference Result 164 states and 373 transitions. [2020-10-05 23:36:36,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:36,530 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 13 [2020-10-05 23:36:36,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:36,531 INFO L225 Difference]: With dead ends: 164 [2020-10-05 23:36:36,531 INFO L226 Difference]: Without dead ends: 164 [2020-10-05 23:36:36,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-05 23:36:36,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-05 23:36:36,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-10-05 23:36:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-05 23:36:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 373 transitions. [2020-10-05 23:36:36,538 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 373 transitions. Word has length 13 [2020-10-05 23:36:36,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:36,538 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 373 transitions. [2020-10-05 23:36:36,538 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-05 23:36:36,538 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 373 transitions. [2020-10-05 23:36:36,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:36:36,539 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:36,539 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:36,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:36:36,540 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:36,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:36,540 INFO L82 PathProgramCache]: Analyzing trace with hash 456112839, now seen corresponding path program 2 times [2020-10-05 23:36:36,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:36,541 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334374996] [2020-10-05 23:36:36,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:36,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:36,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334374996] [2020-10-05 23:36:36,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:36,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:36,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792493808] [2020-10-05 23:36:36,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:36:36,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:36,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:36:36,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:36,750 INFO L87 Difference]: Start difference. First operand 164 states and 373 transitions. Second operand 6 states. [2020-10-05 23:36:37,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:37,113 INFO L93 Difference]: Finished difference Result 213 states and 475 transitions. [2020-10-05 23:36:37,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:36:37,115 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-10-05 23:36:37,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:37,116 INFO L225 Difference]: With dead ends: 213 [2020-10-05 23:36:37,116 INFO L226 Difference]: Without dead ends: 124 [2020-10-05 23:36:37,117 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:37,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-10-05 23:36:37,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 103. [2020-10-05 23:36:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-05 23:36:37,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 223 transitions. [2020-10-05 23:36:37,124 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 223 transitions. Word has length 13 [2020-10-05 23:36:37,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:37,125 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 223 transitions. [2020-10-05 23:36:37,125 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:36:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 223 transitions. [2020-10-05 23:36:37,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:37,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:37,126 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:37,126 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:36:37,126 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:37,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:37,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1254883877, now seen corresponding path program 1 times [2020-10-05 23:36:37,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:37,127 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214499189] [2020-10-05 23:36:37,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:37,305 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214499189] [2020-10-05 23:36:37,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:37,306 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:36:37,306 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048598270] [2020-10-05 23:36:37,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:36:37,307 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:37,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:36:37,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:37,308 INFO L87 Difference]: Start difference. First operand 103 states and 223 transitions. Second operand 5 states. [2020-10-05 23:36:37,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:37,394 INFO L93 Difference]: Finished difference Result 151 states and 321 transitions. [2020-10-05 23:36:37,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:36:37,395 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-05 23:36:37,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:37,395 INFO L225 Difference]: With dead ends: 151 [2020-10-05 23:36:37,396 INFO L226 Difference]: Without dead ends: 80 [2020-10-05 23:36:37,396 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:36:37,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-05 23:36:37,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2020-10-05 23:36:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-05 23:36:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 163 transitions. [2020-10-05 23:36:37,400 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 163 transitions. Word has length 14 [2020-10-05 23:36:37,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:37,400 INFO L479 AbstractCegarLoop]: Abstraction has 80 states and 163 transitions. [2020-10-05 23:36:37,400 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:36:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 163 transitions. [2020-10-05 23:36:37,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:36:37,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:37,401 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:37,401 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:36:37,401 INFO L427 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:37,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:37,403 INFO L82 PathProgramCache]: Analyzing trace with hash 190659077, now seen corresponding path program 2 times [2020-10-05 23:36:37,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:37,404 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740586391] [2020-10-05 23:36:37,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:37,565 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740586391] [2020-10-05 23:36:37,565 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:37,566 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:37,566 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320859277] [2020-10-05 23:36:37,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:36:37,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:37,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:36:37,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:37,567 INFO L87 Difference]: Start difference. First operand 80 states and 163 transitions. Second operand 6 states. [2020-10-05 23:36:37,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:37,798 INFO L93 Difference]: Finished difference Result 88 states and 173 transitions. [2020-10-05 23:36:37,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:36:37,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2020-10-05 23:36:37,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:37,800 INFO L225 Difference]: With dead ends: 88 [2020-10-05 23:36:37,800 INFO L226 Difference]: Without dead ends: 61 [2020-10-05 23:36:37,801 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:36:37,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-10-05 23:36:37,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-10-05 23:36:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-05 23:36:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 116 transitions. [2020-10-05 23:36:37,804 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 116 transitions. Word has length 14 [2020-10-05 23:36:37,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:37,804 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 116 transitions. [2020-10-05 23:36:37,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:36:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2020-10-05 23:36:37,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:36:37,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:36:37,805 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:36:37,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-05 23:36:37,805 INFO L427 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:36:37,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:36:37,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1615780367, now seen corresponding path program 1 times [2020-10-05 23:36:37,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:36:37,806 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988958202] [2020-10-05 23:36:37,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:36:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:36:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:36:37,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988958202] [2020-10-05 23:36:37,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:36:37,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:36:37,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116701002] [2020-10-05 23:36:37,968 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:36:37,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:36:37,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:36:37,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:36:37,969 INFO L87 Difference]: Start difference. First operand 61 states and 116 transitions. Second operand 6 states. [2020-10-05 23:36:38,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:36:38,075 INFO L93 Difference]: Finished difference Result 57 states and 108 transitions. [2020-10-05 23:36:38,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:36:38,076 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-05 23:36:38,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:36:38,077 INFO L225 Difference]: With dead ends: 57 [2020-10-05 23:36:38,077 INFO L226 Difference]: Without dead ends: 0 [2020-10-05 23:36:38,077 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:36:38,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-05 23:36:38,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-05 23:36:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-05 23:36:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-05 23:36:38,080 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-10-05 23:36:38,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:36:38,080 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-05 23:36:38,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:36:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-05 23:36:38,080 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-05 23:36:38,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-05 23:36:38,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:36:38 BasicIcfg [2020-10-05 23:36:38,085 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:36:38,093 INFO L168 Benchmark]: Toolchain (without parser) took 17326.88 ms. Allocated memory was 145.2 MB in the beginning and 405.3 MB in the end (delta: 260.0 MB). Free memory was 99.3 MB in the beginning and 157.8 MB in the end (delta: -58.5 MB). Peak memory consumption was 201.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,094 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 875.68 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 99.1 MB in the beginning and 150.0 MB in the end (delta: -50.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.22 ms. Allocated memory is still 201.3 MB. Free memory was 150.0 MB in the beginning and 146.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,101 INFO L168 Benchmark]: Boogie Preprocessor took 96.90 ms. Allocated memory is still 201.3 MB. Free memory was 146.2 MB in the beginning and 143.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,102 INFO L168 Benchmark]: RCFGBuilder took 3673.94 ms. Allocated memory was 201.3 MB in the beginning and 249.6 MB in the end (delta: 48.2 MB). Free memory was 142.8 MB in the beginning and 96.6 MB in the end (delta: 46.2 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,102 INFO L168 Benchmark]: TraceAbstraction took 12549.91 ms. Allocated memory was 249.6 MB in the beginning and 405.3 MB in the end (delta: 155.7 MB). Free memory was 96.6 MB in the beginning and 157.8 MB in the end (delta: -61.2 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2020-10-05 23:36:38,110 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 875.68 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 99.1 MB in the beginning and 150.0 MB in the end (delta: -50.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 124.22 ms. Allocated memory is still 201.3 MB. Free memory was 150.0 MB in the beginning and 146.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.90 ms. Allocated memory is still 201.3 MB. Free memory was 146.2 MB in the beginning and 143.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3673.94 ms. Allocated memory was 201.3 MB in the beginning and 249.6 MB in the end (delta: 48.2 MB). Free memory was 142.8 MB in the beginning and 96.6 MB in the end (delta: 46.2 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12549.91 ms. Allocated memory was 249.6 MB in the beginning and 405.3 MB in the end (delta: 155.7 MB). Free memory was 96.6 MB in the beginning and 157.8 MB in the end (delta: -61.2 MB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.2s, 85 ProgramPointsBefore, 28 ProgramPointsAfterwards, 80 TransitionsBefore, 21 TransitionsAfterwards, 1088 CoEnabledTransitionPairs, 7 FixpointIterations, 30 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 2 ChoiceCompositions, 558 VarBasedMoverChecksPositive, 32 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 2936 CheckedPairsTotal, 69 TotalNumberOfCompositions - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 79 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.3s, OverallIterations: 12, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.2s, HoareTripleCheckerStatistics: 178 SDtfs, 186 SDslu, 226 SDs, 0 SdLazy, 390 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 63 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 128 ConstructedInterpolants, 0 QuantifiedInterpolants, 17110 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...