/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix037_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 21:15:04,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 21:15:04,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 21:15:04,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 21:15:04,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 21:15:04,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 21:15:04,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 21:15:04,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 21:15:04,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 21:15:04,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 21:15:04,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 21:15:04,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 21:15:04,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 21:15:04,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 21:15:04,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 21:15:04,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 21:15:04,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 21:15:04,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 21:15:04,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 21:15:04,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 21:15:04,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 21:15:04,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 21:15:04,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 21:15:04,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 21:15:04,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-18 21:15:04,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-18 21:15:04,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-18 21:15:04,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-18 21:15:04,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-18 21:15:04,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-18 21:15:04,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 21:15:04,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 21:15:04,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 21:15:04,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 21:15:04,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 21:15:04,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 21:15:04,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 21:15:04,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 21:15:04,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 21:15:04,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 21:15:04,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 21:15:04,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2019-12-18 21:15:04,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 21:15:04,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 21:15:04,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 21:15:04,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 21:15:04,648 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 21:15:04,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 21:15:04,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 21:15:04,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 21:15:04,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 21:15:04,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 21:15:04,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 21:15:04,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 21:15:04,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 21:15:04,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 21:15:04,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 21:15:04,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 21:15:04,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 21:15:04,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 21:15:04,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 21:15:04,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 21:15:04,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 21:15:04,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 21:15:04,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 21:15:04,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 21:15:04,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 21:15:04,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 21:15:04,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 21:15:04,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 21:15:04,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 21:15:04,948 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 21:15:04,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix037_pso.opt.i [2019-12-18 21:15:05,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c132d510/f7118111fe604e59aa6e129ba2f1557c/FLAG6eef57280 [2019-12-18 21:15:05,587 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 21:15:05,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_pso.opt.i [2019-12-18 21:15:05,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c132d510/f7118111fe604e59aa6e129ba2f1557c/FLAG6eef57280 [2019-12-18 21:15:05,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c132d510/f7118111fe604e59aa6e129ba2f1557c [2019-12-18 21:15:05,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 21:15:05,858 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 21:15:05,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 21:15:05,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 21:15:05,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 21:15:05,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:15:05" (1/1) ... [2019-12-18 21:15:05,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a840ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:05, skipping insertion in model container [2019-12-18 21:15:05,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:15:05" (1/1) ... [2019-12-18 21:15:05,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 21:15:05,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 21:15:06,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 21:15:06,589 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 21:15:06,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 21:15:06,737 INFO L208 MainTranslator]: Completed translation [2019-12-18 21:15:06,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06 WrapperNode [2019-12-18 21:15:06,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 21:15:06,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 21:15:06,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 21:15:06,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 21:15:06,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 21:15:06,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 21:15:06,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 21:15:06,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 21:15:06,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (1/1) ... [2019-12-18 21:15:06,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 21:15:06,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 21:15:06,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 21:15:06,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 21:15:06,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (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 [2019-12-18 21:15:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 21:15:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 21:15:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 21:15:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 21:15:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 21:15:06,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 21:15:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 21:15:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 21:15:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 21:15:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 21:15:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-18 21:15:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-18 21:15:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 21:15:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 21:15:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 21:15:06,909 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 21:15:07,608 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 21:15:07,609 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 21:15:07,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:15:07 BoogieIcfgContainer [2019-12-18 21:15:07,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 21:15:07,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 21:15:07,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 21:15:07,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 21:15:07,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:15:05" (1/3) ... [2019-12-18 21:15:07,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240523f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:15:07, skipping insertion in model container [2019-12-18 21:15:07,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:15:06" (2/3) ... [2019-12-18 21:15:07,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240523f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:15:07, skipping insertion in model container [2019-12-18 21:15:07,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:15:07" (3/3) ... [2019-12-18 21:15:07,621 INFO L109 eAbstractionObserver]: Analyzing ICFG mix037_pso.opt.i [2019-12-18 21:15:07,632 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 21:15:07,632 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 21:15:07,645 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 21:15:07,647 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 21:15:07,702 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,702 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,703 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,703 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,704 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,704 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,704 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,705 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,705 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,705 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,706 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,707 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,707 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,707 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,708 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,708 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,708 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,708 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,709 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,709 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,709 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,710 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,710 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,711 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,711 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,711 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,712 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,712 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,712 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,712 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,712 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,713 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,713 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,713 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,713 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,714 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,714 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,714 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,715 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,715 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,715 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,715 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,715 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,716 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,716 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,716 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,717 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,717 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,717 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,717 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,718 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,718 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,718 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,718 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,719 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,719 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,719 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,719 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,720 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,720 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,720 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,720 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,721 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,721 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,721 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,721 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,722 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,722 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,722 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,722 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,723 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,724 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,725 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,725 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,725 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,726 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,726 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,726 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,726 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,727 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,728 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,729 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,730 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,731 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,731 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,731 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,752 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,752 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,752 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,752 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,753 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,753 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,753 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,753 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,754 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,754 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,754 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,754 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,754 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,755 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,755 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,755 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,755 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,756 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,756 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,756 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,756 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,756 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,757 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,757 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,757 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,757 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,757 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,758 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,758 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,758 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,758 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,758 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,759 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,759 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,762 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,763 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,763 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,766 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,767 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,767 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,767 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,767 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,768 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,768 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,768 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,768 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,768 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,769 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,769 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,769 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,769 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,769 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,770 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,771 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,771 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,771 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,771 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,771 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,772 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,774 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,775 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,775 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,775 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,775 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,775 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,776 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,779 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,780 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,780 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 21:15:07,795 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-18 21:15:07,816 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 21:15:07,816 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 21:15:07,816 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 21:15:07,816 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 21:15:07,816 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 21:15:07,816 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 21:15:07,817 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 21:15:07,817 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 21:15:07,834 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 170 places, 192 transitions [2019-12-18 21:15:07,836 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 170 places, 192 transitions [2019-12-18 21:15:07,915 INFO L126 PetriNetUnfolder]: 35/188 cut-off events. [2019-12-18 21:15:07,915 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 21:15:07,930 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 188 events. 35/188 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 349 event pairs. 12/163 useless extension candidates. Maximal degree in co-relation 154. Up to 2 conditions per place. [2019-12-18 21:15:07,952 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 170 places, 192 transitions [2019-12-18 21:15:07,995 INFO L126 PetriNetUnfolder]: 35/188 cut-off events. [2019-12-18 21:15:07,995 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 21:15:08,002 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 188 events. 35/188 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 349 event pairs. 12/163 useless extension candidates. Maximal degree in co-relation 154. Up to 2 conditions per place. [2019-12-18 21:15:08,020 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 12650 [2019-12-18 21:15:08,021 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-18 21:15:11,858 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2019-12-18 21:15:12,016 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-12-18 21:15:12,038 INFO L206 etLargeBlockEncoding]: Checked pairs total: 45931 [2019-12-18 21:15:12,038 INFO L214 etLargeBlockEncoding]: Total number of compositions: 122 [2019-12-18 21:15:12,042 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 75 places, 79 transitions [2019-12-18 21:15:13,462 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 22190 states. [2019-12-18 21:15:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 22190 states. [2019-12-18 21:15:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-18 21:15:13,471 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:13,472 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:13,472 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:13,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:13,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1275249875, now seen corresponding path program 1 times [2019-12-18 21:15:13,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:13,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196282962] [2019-12-18 21:15:13,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:13,780 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196282962] [2019-12-18 21:15:13,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:13,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 21:15:13,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078919991] [2019-12-18 21:15:13,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:13,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:13,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:13,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:13,821 INFO L87 Difference]: Start difference. First operand 22190 states. Second operand 3 states. [2019-12-18 21:15:14,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:14,379 INFO L93 Difference]: Finished difference Result 21750 states and 93576 transitions. [2019-12-18 21:15:14,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:14,381 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-12-18 21:15:14,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:14,611 INFO L225 Difference]: With dead ends: 21750 [2019-12-18 21:15:14,611 INFO L226 Difference]: Without dead ends: 20406 [2019-12-18 21:15:14,617 INFO L631 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 [2019-12-18 21:15:15,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20406 states. [2019-12-18 21:15:16,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20406 to 20406. [2019-12-18 21:15:16,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20406 states. [2019-12-18 21:15:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20406 states to 20406 states and 87656 transitions. [2019-12-18 21:15:16,564 INFO L78 Accepts]: Start accepts. Automaton has 20406 states and 87656 transitions. Word has length 9 [2019-12-18 21:15:16,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:16,567 INFO L462 AbstractCegarLoop]: Abstraction has 20406 states and 87656 transitions. [2019-12-18 21:15:16,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 20406 states and 87656 transitions. [2019-12-18 21:15:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-18 21:15:16,580 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:16,581 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:16,581 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:16,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:16,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1986305756, now seen corresponding path program 1 times [2019-12-18 21:15:16,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:16,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777950527] [2019-12-18 21:15:16,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:16,754 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777950527] [2019-12-18 21:15:16,754 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:16,755 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 21:15:16,755 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617586029] [2019-12-18 21:15:16,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 21:15:16,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:16,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 21:15:16,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 21:15:16,758 INFO L87 Difference]: Start difference. First operand 20406 states and 87656 transitions. Second operand 4 states. [2019-12-18 21:15:18,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:18,748 INFO L93 Difference]: Finished difference Result 31694 states and 131120 transitions. [2019-12-18 21:15:18,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 21:15:18,749 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2019-12-18 21:15:18,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:18,924 INFO L225 Difference]: With dead ends: 31694 [2019-12-18 21:15:18,925 INFO L226 Difference]: Without dead ends: 31634 [2019-12-18 21:15:18,929 INFO L631 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 [2019-12-18 21:15:19,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31634 states. [2019-12-18 21:15:20,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31634 to 28582. [2019-12-18 21:15:20,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28582 states. [2019-12-18 21:15:20,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28582 states to 28582 states and 119644 transitions. [2019-12-18 21:15:20,134 INFO L78 Accepts]: Start accepts. Automaton has 28582 states and 119644 transitions. Word has length 15 [2019-12-18 21:15:20,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:20,135 INFO L462 AbstractCegarLoop]: Abstraction has 28582 states and 119644 transitions. [2019-12-18 21:15:20,135 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 21:15:20,135 INFO L276 IsEmpty]: Start isEmpty. Operand 28582 states and 119644 transitions. [2019-12-18 21:15:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 21:15:20,141 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:20,142 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:20,142 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:20,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:20,142 INFO L82 PathProgramCache]: Analyzing trace with hash 2051676058, now seen corresponding path program 1 times [2019-12-18 21:15:20,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:20,143 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450685084] [2019-12-18 21:15:20,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:20,460 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450685084] [2019-12-18 21:15:20,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:20,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 21:15:20,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233757911] [2019-12-18 21:15:20,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 21:15:20,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:20,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 21:15:20,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 21:15:20,462 INFO L87 Difference]: Start difference. First operand 28582 states and 119644 transitions. Second operand 4 states. [2019-12-18 21:15:20,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:20,828 INFO L93 Difference]: Finished difference Result 35982 states and 149300 transitions. [2019-12-18 21:15:20,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 21:15:20,828 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2019-12-18 21:15:20,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:21,101 INFO L225 Difference]: With dead ends: 35982 [2019-12-18 21:15:21,101 INFO L226 Difference]: Without dead ends: 35934 [2019-12-18 21:15:21,101 INFO L631 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 [2019-12-18 21:15:21,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35934 states. [2019-12-18 21:15:22,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35934 to 31130. [2019-12-18 21:15:22,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31130 states. [2019-12-18 21:15:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31130 states to 31130 states and 130164 transitions. [2019-12-18 21:15:24,491 INFO L78 Accepts]: Start accepts. Automaton has 31130 states and 130164 transitions. Word has length 18 [2019-12-18 21:15:24,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:24,491 INFO L462 AbstractCegarLoop]: Abstraction has 31130 states and 130164 transitions. [2019-12-18 21:15:24,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 21:15:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 31130 states and 130164 transitions. [2019-12-18 21:15:24,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 21:15:24,505 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:24,505 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:24,505 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:24,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:24,506 INFO L82 PathProgramCache]: Analyzing trace with hash 94366494, now seen corresponding path program 1 times [2019-12-18 21:15:24,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:24,506 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668965829] [2019-12-18 21:15:24,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:24,579 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668965829] [2019-12-18 21:15:24,579 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:24,579 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 21:15:24,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908211667] [2019-12-18 21:15:24,580 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:24,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:24,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:24,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:24,580 INFO L87 Difference]: Start difference. First operand 31130 states and 130164 transitions. Second operand 3 states. [2019-12-18 21:15:24,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:24,769 INFO L93 Difference]: Finished difference Result 30483 states and 126804 transitions. [2019-12-18 21:15:24,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:24,770 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 21:15:24,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:24,879 INFO L225 Difference]: With dead ends: 30483 [2019-12-18 21:15:24,879 INFO L226 Difference]: Without dead ends: 30483 [2019-12-18 21:15:24,879 INFO L631 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 [2019-12-18 21:15:25,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30483 states. [2019-12-18 21:15:25,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30483 to 30483. [2019-12-18 21:15:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30483 states. [2019-12-18 21:15:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30483 states to 30483 states and 126804 transitions. [2019-12-18 21:15:26,264 INFO L78 Accepts]: Start accepts. Automaton has 30483 states and 126804 transitions. Word has length 20 [2019-12-18 21:15:26,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:26,264 INFO L462 AbstractCegarLoop]: Abstraction has 30483 states and 126804 transitions. [2019-12-18 21:15:26,265 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:26,265 INFO L276 IsEmpty]: Start isEmpty. Operand 30483 states and 126804 transitions. [2019-12-18 21:15:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-18 21:15:26,281 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:26,281 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:26,281 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:26,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:26,282 INFO L82 PathProgramCache]: Analyzing trace with hash -300921262, now seen corresponding path program 1 times [2019-12-18 21:15:26,282 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:26,282 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169071036] [2019-12-18 21:15:26,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:26,356 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169071036] [2019-12-18 21:15:26,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:26,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 21:15:26,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108348335] [2019-12-18 21:15:26,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:26,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:26,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:26,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:26,358 INFO L87 Difference]: Start difference. First operand 30483 states and 126804 transitions. Second operand 3 states. [2019-12-18 21:15:26,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:26,532 INFO L93 Difference]: Finished difference Result 30156 states and 125536 transitions. [2019-12-18 21:15:26,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:26,532 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-18 21:15:26,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:26,653 INFO L225 Difference]: With dead ends: 30156 [2019-12-18 21:15:26,654 INFO L226 Difference]: Without dead ends: 30156 [2019-12-18 21:15:26,654 INFO L631 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 [2019-12-18 21:15:26,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30156 states. [2019-12-18 21:15:28,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30156 to 30156. [2019-12-18 21:15:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30156 states. [2019-12-18 21:15:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30156 states to 30156 states and 125536 transitions. [2019-12-18 21:15:28,883 INFO L78 Accepts]: Start accepts. Automaton has 30156 states and 125536 transitions. Word has length 21 [2019-12-18 21:15:28,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:28,883 INFO L462 AbstractCegarLoop]: Abstraction has 30156 states and 125536 transitions. [2019-12-18 21:15:28,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 30156 states and 125536 transitions. [2019-12-18 21:15:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 21:15:28,897 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:28,897 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:28,897 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:28,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:28,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1462742231, now seen corresponding path program 1 times [2019-12-18 21:15:28,897 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:28,898 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37998668] [2019-12-18 21:15:28,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:28,976 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37998668] [2019-12-18 21:15:28,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:28,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 21:15:28,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414265278] [2019-12-18 21:15:28,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:28,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:28,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:28,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:28,978 INFO L87 Difference]: Start difference. First operand 30156 states and 125536 transitions. Second operand 3 states. [2019-12-18 21:15:29,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:29,403 INFO L93 Difference]: Finished difference Result 30156 states and 124144 transitions. [2019-12-18 21:15:29,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:29,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-12-18 21:15:29,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:29,480 INFO L225 Difference]: With dead ends: 30156 [2019-12-18 21:15:29,480 INFO L226 Difference]: Without dead ends: 30156 [2019-12-18 21:15:29,482 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:29,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30156 states. [2019-12-18 21:15:31,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30156 to 29756. [2019-12-18 21:15:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29756 states. [2019-12-18 21:15:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29756 states to 29756 states and 122584 transitions. [2019-12-18 21:15:31,782 INFO L78 Accepts]: Start accepts. Automaton has 29756 states and 122584 transitions. Word has length 22 [2019-12-18 21:15:31,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:31,782 INFO L462 AbstractCegarLoop]: Abstraction has 29756 states and 122584 transitions. [2019-12-18 21:15:31,782 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 29756 states and 122584 transitions. [2019-12-18 21:15:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-18 21:15:31,793 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:31,793 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:31,793 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:31,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:31,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1925311680, now seen corresponding path program 1 times [2019-12-18 21:15:31,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:31,794 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171077111] [2019-12-18 21:15:31,794 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:31,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:31,871 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171077111] [2019-12-18 21:15:31,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:31,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 21:15:31,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555434381] [2019-12-18 21:15:31,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 21:15:31,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:31,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 21:15:31,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 21:15:31,873 INFO L87 Difference]: Start difference. First operand 29756 states and 122584 transitions. Second operand 5 states. [2019-12-18 21:15:31,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:31,993 INFO L93 Difference]: Finished difference Result 12356 states and 41371 transitions. [2019-12-18 21:15:31,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 21:15:31,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-18 21:15:31,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:32,016 INFO L225 Difference]: With dead ends: 12356 [2019-12-18 21:15:32,016 INFO L226 Difference]: Without dead ends: 10556 [2019-12-18 21:15:32,017 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-18 21:15:32,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10556 states. [2019-12-18 21:15:32,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10556 to 10556. [2019-12-18 21:15:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10556 states. [2019-12-18 21:15:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10556 states to 10556 states and 34237 transitions. [2019-12-18 21:15:32,233 INFO L78 Accepts]: Start accepts. Automaton has 10556 states and 34237 transitions. Word has length 23 [2019-12-18 21:15:32,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:32,233 INFO L462 AbstractCegarLoop]: Abstraction has 10556 states and 34237 transitions. [2019-12-18 21:15:32,234 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 21:15:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 10556 states and 34237 transitions. [2019-12-18 21:15:32,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-18 21:15:32,238 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:32,238 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:32,238 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:32,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:32,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1601638180, now seen corresponding path program 1 times [2019-12-18 21:15:32,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:32,238 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950577229] [2019-12-18 21:15:32,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:32,275 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950577229] [2019-12-18 21:15:32,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:32,275 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 21:15:32,275 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689854478] [2019-12-18 21:15:32,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:32,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:32,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:32,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:32,276 INFO L87 Difference]: Start difference. First operand 10556 states and 34237 transitions. Second operand 3 states. [2019-12-18 21:15:32,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:32,350 INFO L93 Difference]: Finished difference Result 17590 states and 56181 transitions. [2019-12-18 21:15:32,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:32,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-18 21:15:32,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:32,368 INFO L225 Difference]: With dead ends: 17590 [2019-12-18 21:15:32,368 INFO L226 Difference]: Without dead ends: 10990 [2019-12-18 21:15:32,368 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:32,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10990 states. [2019-12-18 21:15:32,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10990 to 10806. [2019-12-18 21:15:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10806 states. [2019-12-18 21:15:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 33714 transitions. [2019-12-18 21:15:32,750 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 33714 transitions. Word has length 24 [2019-12-18 21:15:32,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:32,750 INFO L462 AbstractCegarLoop]: Abstraction has 10806 states and 33714 transitions. [2019-12-18 21:15:32,750 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 33714 transitions. [2019-12-18 21:15:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-18 21:15:32,754 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:32,754 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:32,755 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:32,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:32,755 INFO L82 PathProgramCache]: Analyzing trace with hash 702094496, now seen corresponding path program 2 times [2019-12-18 21:15:32,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:32,755 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066026488] [2019-12-18 21:15:32,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:32,825 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066026488] [2019-12-18 21:15:32,825 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:32,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 21:15:32,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847745606] [2019-12-18 21:15:32,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 21:15:32,827 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:32,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 21:15:32,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 21:15:32,828 INFO L87 Difference]: Start difference. First operand 10806 states and 33714 transitions. Second operand 4 states. [2019-12-18 21:15:32,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:32,910 INFO L93 Difference]: Finished difference Result 16343 states and 51703 transitions. [2019-12-18 21:15:32,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 21:15:32,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-12-18 21:15:32,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:32,924 INFO L225 Difference]: With dead ends: 16343 [2019-12-18 21:15:32,924 INFO L226 Difference]: Without dead ends: 8666 [2019-12-18 21:15:32,925 INFO L631 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 [2019-12-18 21:15:32,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8666 states. [2019-12-18 21:15:33,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8666 to 8361. [2019-12-18 21:15:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8361 states. [2019-12-18 21:15:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8361 states to 8361 states and 26206 transitions. [2019-12-18 21:15:33,051 INFO L78 Accepts]: Start accepts. Automaton has 8361 states and 26206 transitions. Word has length 24 [2019-12-18 21:15:33,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:33,051 INFO L462 AbstractCegarLoop]: Abstraction has 8361 states and 26206 transitions. [2019-12-18 21:15:33,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 21:15:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 8361 states and 26206 transitions. [2019-12-18 21:15:33,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-18 21:15:33,055 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:33,055 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:33,055 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:33,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:33,056 INFO L82 PathProgramCache]: Analyzing trace with hash 238221496, now seen corresponding path program 3 times [2019-12-18 21:15:33,056 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:33,056 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517810454] [2019-12-18 21:15:33,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:33,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:33,137 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517810454] [2019-12-18 21:15:33,137 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:33,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-18 21:15:33,138 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39492809] [2019-12-18 21:15:33,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 21:15:33,138 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:33,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 21:15:33,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-18 21:15:33,139 INFO L87 Difference]: Start difference. First operand 8361 states and 26206 transitions. Second operand 6 states. [2019-12-18 21:15:33,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:33,264 INFO L93 Difference]: Finished difference Result 3182 states and 9111 transitions. [2019-12-18 21:15:33,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-18 21:15:33,265 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-12-18 21:15:33,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:33,271 INFO L225 Difference]: With dead ends: 3182 [2019-12-18 21:15:33,271 INFO L226 Difference]: Without dead ends: 2648 [2019-12-18 21:15:33,272 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-12-18 21:15:33,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2019-12-18 21:15:33,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2648. [2019-12-18 21:15:33,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2648 states. [2019-12-18 21:15:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2648 states and 7485 transitions. [2019-12-18 21:15:33,322 INFO L78 Accepts]: Start accepts. Automaton has 2648 states and 7485 transitions. Word has length 24 [2019-12-18 21:15:33,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:33,323 INFO L462 AbstractCegarLoop]: Abstraction has 2648 states and 7485 transitions. [2019-12-18 21:15:33,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 21:15:33,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 7485 transitions. [2019-12-18 21:15:33,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-18 21:15:33,329 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:33,330 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:33,330 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:33,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:33,330 INFO L82 PathProgramCache]: Analyzing trace with hash 923857396, now seen corresponding path program 1 times [2019-12-18 21:15:33,331 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:33,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177842659] [2019-12-18 21:15:33,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:33,385 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177842659] [2019-12-18 21:15:33,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:33,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 21:15:33,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664434415] [2019-12-18 21:15:33,386 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 21:15:33,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:33,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 21:15:33,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:33,387 INFO L87 Difference]: Start difference. First operand 2648 states and 7485 transitions. Second operand 3 states. [2019-12-18 21:15:33,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:33,443 INFO L93 Difference]: Finished difference Result 3966 states and 11148 transitions. [2019-12-18 21:15:33,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 21:15:33,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2019-12-18 21:15:33,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:33,451 INFO L225 Difference]: With dead ends: 3966 [2019-12-18 21:15:33,451 INFO L226 Difference]: Without dead ends: 3966 [2019-12-18 21:15:33,451 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 21:15:33,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3966 states. [2019-12-18 21:15:33,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3966 to 3124. [2019-12-18 21:15:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3124 states. [2019-12-18 21:15:33,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 3124 states and 8947 transitions. [2019-12-18 21:15:33,514 INFO L78 Accepts]: Start accepts. Automaton has 3124 states and 8947 transitions. Word has length 32 [2019-12-18 21:15:33,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:33,514 INFO L462 AbstractCegarLoop]: Abstraction has 3124 states and 8947 transitions. [2019-12-18 21:15:33,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 21:15:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 8947 transitions. [2019-12-18 21:15:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-18 21:15:33,520 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:33,520 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:33,520 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:33,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:33,521 INFO L82 PathProgramCache]: Analyzing trace with hash 386347120, now seen corresponding path program 1 times [2019-12-18 21:15:33,521 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:33,521 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706683844] [2019-12-18 21:15:33,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:33,666 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706683844] [2019-12-18 21:15:33,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:33,666 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 21:15:33,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597975934] [2019-12-18 21:15:33,667 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 21:15:33,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:33,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 21:15:33,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-18 21:15:33,667 INFO L87 Difference]: Start difference. First operand 3124 states and 8947 transitions. Second operand 6 states. [2019-12-18 21:15:34,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:34,156 INFO L93 Difference]: Finished difference Result 6556 states and 17848 transitions. [2019-12-18 21:15:34,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-18 21:15:34,157 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-12-18 21:15:34,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:34,166 INFO L225 Difference]: With dead ends: 6556 [2019-12-18 21:15:34,166 INFO L226 Difference]: Without dead ends: 6418 [2019-12-18 21:15:34,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-12-18 21:15:34,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6418 states. [2019-12-18 21:15:34,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6418 to 3254. [2019-12-18 21:15:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3254 states. [2019-12-18 21:15:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 3254 states and 9275 transitions. [2019-12-18 21:15:34,220 INFO L78 Accepts]: Start accepts. Automaton has 3254 states and 9275 transitions. Word has length 32 [2019-12-18 21:15:34,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:34,220 INFO L462 AbstractCegarLoop]: Abstraction has 3254 states and 9275 transitions. [2019-12-18 21:15:34,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 21:15:34,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 9275 transitions. [2019-12-18 21:15:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-18 21:15:34,225 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:34,226 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:34,226 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:34,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:34,226 INFO L82 PathProgramCache]: Analyzing trace with hash 390952001, now seen corresponding path program 1 times [2019-12-18 21:15:34,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:34,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822544477] [2019-12-18 21:15:34,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:34,311 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822544477] [2019-12-18 21:15:34,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:34,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 21:15:34,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314399504] [2019-12-18 21:15:34,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 21:15:34,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:34,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 21:15:34,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-18 21:15:34,313 INFO L87 Difference]: Start difference. First operand 3254 states and 9275 transitions. Second operand 6 states. [2019-12-18 21:15:34,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:34,874 INFO L93 Difference]: Finished difference Result 6239 states and 16879 transitions. [2019-12-18 21:15:34,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-18 21:15:34,875 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-12-18 21:15:34,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:34,886 INFO L225 Difference]: With dead ends: 6239 [2019-12-18 21:15:34,886 INFO L226 Difference]: Without dead ends: 6095 [2019-12-18 21:15:34,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-12-18 21:15:34,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6095 states. [2019-12-18 21:15:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6095 to 3058. [2019-12-18 21:15:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3058 states. [2019-12-18 21:15:34,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 3058 states and 8767 transitions. [2019-12-18 21:15:34,959 INFO L78 Accepts]: Start accepts. Automaton has 3058 states and 8767 transitions. Word has length 33 [2019-12-18 21:15:34,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:34,959 INFO L462 AbstractCegarLoop]: Abstraction has 3058 states and 8767 transitions. [2019-12-18 21:15:34,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-18 21:15:34,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 8767 transitions. [2019-12-18 21:15:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-12-18 21:15:34,963 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:34,963 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:34,964 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:34,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:34,964 INFO L82 PathProgramCache]: Analyzing trace with hash 2023232687, now seen corresponding path program 1 times [2019-12-18 21:15:34,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:34,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571937269] [2019-12-18 21:15:34,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:35,079 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571937269] [2019-12-18 21:15:35,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:35,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 21:15:35,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741380998] [2019-12-18 21:15:35,081 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 21:15:35,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:35,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 21:15:35,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-18 21:15:35,082 INFO L87 Difference]: Start difference. First operand 3058 states and 8767 transitions. Second operand 7 states. [2019-12-18 21:15:35,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:35,198 INFO L93 Difference]: Finished difference Result 2310 states and 6941 transitions. [2019-12-18 21:15:35,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 21:15:35,198 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-12-18 21:15:35,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:35,203 INFO L225 Difference]: With dead ends: 2310 [2019-12-18 21:15:35,203 INFO L226 Difference]: Without dead ends: 1641 [2019-12-18 21:15:35,205 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2019-12-18 21:15:35,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2019-12-18 21:15:35,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 1587. [2019-12-18 21:15:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1587 states. [2019-12-18 21:15:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1587 states and 4626 transitions. [2019-12-18 21:15:35,242 INFO L78 Accepts]: Start accepts. Automaton has 1587 states and 4626 transitions. Word has length 33 [2019-12-18 21:15:35,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:35,242 INFO L462 AbstractCegarLoop]: Abstraction has 1587 states and 4626 transitions. [2019-12-18 21:15:35,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 21:15:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 4626 transitions. [2019-12-18 21:15:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-18 21:15:35,248 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:35,248 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:35,248 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:35,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:35,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1690133927, now seen corresponding path program 1 times [2019-12-18 21:15:35,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:35,249 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990308731] [2019-12-18 21:15:35,249 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:35,369 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990308731] [2019-12-18 21:15:35,369 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:35,369 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 21:15:35,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204368370] [2019-12-18 21:15:35,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 21:15:35,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:35,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 21:15:35,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 21:15:35,371 INFO L87 Difference]: Start difference. First operand 1587 states and 4626 transitions. Second operand 4 states. [2019-12-18 21:15:35,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:35,400 INFO L93 Difference]: Finished difference Result 2023 states and 5628 transitions. [2019-12-18 21:15:35,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 21:15:35,400 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2019-12-18 21:15:35,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:35,401 INFO L225 Difference]: With dead ends: 2023 [2019-12-18 21:15:35,402 INFO L226 Difference]: Without dead ends: 481 [2019-12-18 21:15:35,404 INFO L631 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 [2019-12-18 21:15:35,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2019-12-18 21:15:35,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 481. [2019-12-18 21:15:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2019-12-18 21:15:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 1081 transitions. [2019-12-18 21:15:35,411 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 1081 transitions. Word has length 48 [2019-12-18 21:15:35,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:35,411 INFO L462 AbstractCegarLoop]: Abstraction has 481 states and 1081 transitions. [2019-12-18 21:15:35,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 21:15:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1081 transitions. [2019-12-18 21:15:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-18 21:15:35,412 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:35,412 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:35,413 INFO L410 AbstractCegarLoop]: === Iteration 16 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:35,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:35,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1659981285, now seen corresponding path program 2 times [2019-12-18 21:15:35,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:35,413 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66586520] [2019-12-18 21:15:35,413 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 21:15:35,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 21:15:35,514 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66586520] [2019-12-18 21:15:35,514 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 21:15:35,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-18 21:15:35,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746530022] [2019-12-18 21:15:35,515 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-18 21:15:35,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 21:15:35,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-18 21:15:35,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-18 21:15:35,517 INFO L87 Difference]: Start difference. First operand 481 states and 1081 transitions. Second operand 7 states. [2019-12-18 21:15:35,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 21:15:35,654 INFO L93 Difference]: Finished difference Result 912 states and 2005 transitions. [2019-12-18 21:15:35,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-18 21:15:35,655 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2019-12-18 21:15:35,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 21:15:35,656 INFO L225 Difference]: With dead ends: 912 [2019-12-18 21:15:35,656 INFO L226 Difference]: Without dead ends: 606 [2019-12-18 21:15:35,656 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-18 21:15:35,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-12-18 21:15:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 548. [2019-12-18 21:15:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2019-12-18 21:15:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 1194 transitions. [2019-12-18 21:15:35,664 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 1194 transitions. Word has length 48 [2019-12-18 21:15:35,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 21:15:35,664 INFO L462 AbstractCegarLoop]: Abstraction has 548 states and 1194 transitions. [2019-12-18 21:15:35,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-18 21:15:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1194 transitions. [2019-12-18 21:15:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-18 21:15:35,666 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 21:15:35,666 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 21:15:35,666 INFO L410 AbstractCegarLoop]: === Iteration 17 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 21:15:35,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 21:15:35,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1305532347, now seen corresponding path program 3 times [2019-12-18 21:15:35,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 21:15:35,668 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059323616] [2019-12-18 21:15:35,668 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 21:15:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 21:15:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-18 21:15:35,835 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-18 21:15:35,835 INFO L476 BasicCegarLoop]: Counterexample might be feasible [2019-12-18 21:15:35,839 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [772] [772] ULTIMATE.startENTRY-->L843: Formula: (let ((.cse0 (store |v_#valid_78| 0 0))) (and (= |v_ULTIMATE.start_main_~#t981~0.offset_22| 0) (= v_~b~0_13 0) (= 0 v_~z$w_buff1~0_23) (= 0 v_~__unbuffered_cnt~0_25) (= v_~z$w_buff0_used~0_92 0) (= 0 v_~z$r_buff1_thd0~0_24) (= 0 v_~z$r_buff1_thd1~0_10) (= 0 v_~__unbuffered_p3_EAX~0_15) (= v_~z$r_buff0_thd1~0_10 0) (= 0 v_~__unbuffered_p1_EAX~0_15) (= |v_#length_29| (store |v_#length_30| |v_ULTIMATE.start_main_~#t981~0.base_29| 4)) (= v_~z$r_buff0_thd4~0_27 0) (= v_~a~0_11 0) (= |v_#NULL.offset_6| 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t981~0.base_29|)) (= v_~main$tmp_guard0~0_12 0) (= 0 v_~z$flush_delayed~0_13) (< 0 |v_#StackHeapBarrier_19|) (= v_~z$read_delayed~0_6 0) (= v_~z$r_buff1_thd2~0_9 0) (= v_~z$read_delayed_var~0.base_5 0) (= 0 v_~z$w_buff0~0_24) (< |v_#StackHeapBarrier_19| |v_ULTIMATE.start_main_~#t981~0.base_29|) (= v_~z$read_delayed_var~0.offset_5 0) (= 0 v_~z$w_buff1_used~0_61) (= 0 |v_#NULL.base_6|) (= 0 v_~weak$$choice2~0_33) (= v_~x~0_18 0) (= 0 v_~weak$$choice0~0_7) (= 0 v_~__unbuffered_p3_EBX~0_15) (= v_~z$mem_tmp~0_10 0) (= v_~z$r_buff0_thd3~0_66 0) (= (store .cse0 |v_ULTIMATE.start_main_~#t981~0.base_29| 1) |v_#valid_76|) (= v_~main$tmp_guard1~0_15 0) (= 0 v_~z$r_buff1_thd3~0_43) (= v_~z$r_buff0_thd2~0_9 0) (= 0 v_~__unbuffered_p2_EAX~0_14) (= v_~z~0_20 0) (= v_~y~0_11 0) (= (store |v_#memory_int_26| |v_ULTIMATE.start_main_~#t981~0.base_29| (store (select |v_#memory_int_26| |v_ULTIMATE.start_main_~#t981~0.base_29|) |v_ULTIMATE.start_main_~#t981~0.offset_22| 0)) |v_#memory_int_25|) (= v_~z$r_buff0_thd0~0_23 0) (= 0 v_~z$r_buff1_thd4~0_19))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_19|, #valid=|v_#valid_78|, #memory_int=|v_#memory_int_26|, #length=|v_#length_30|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_8|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_9|, ULTIMATE.start_main_~#t981~0.offset=|v_ULTIMATE.start_main_~#t981~0.offset_22|, ~z$r_buff1_thd2~0=v_~z$r_buff1_thd2~0_9, #NULL.offset=|v_#NULL.offset_6|, ~a~0=v_~a~0_11, ~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_23, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_15, ~z$r_buff0_thd4~0=v_~z$r_buff0_thd4~0_27, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_15, #length=|v_#length_29|, ULTIMATE.start_main_~#t984~0.offset=|v_ULTIMATE.start_main_~#t984~0.offset_15|, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_14, ~z$mem_tmp~0=v_~z$mem_tmp~0_10, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_10|, ~z$w_buff1_used~0=v_~z$w_buff1_used~0_61, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_13|, ~z$flush_delayed~0=v_~z$flush_delayed~0_13, ULTIMATE.start_main_~#t983~0.base=|v_ULTIMATE.start_main_~#t983~0.base_19|, ~weak$$choice0~0=v_~weak$$choice0~0_7, #StackHeapBarrier=|v_#StackHeapBarrier_19|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_10|, ULTIMATE.start_main_~#t984~0.base=|v_ULTIMATE.start_main_~#t984~0.base_19|, ~z$r_buff1_thd1~0=v_~z$r_buff1_thd1~0_10, ~z$read_delayed_var~0.base=v_~z$read_delayed_var~0.base_5, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_66, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_25, ~x~0=v_~x~0_18, ULTIMATE.start_main_~#t982~0.base=|v_ULTIMATE.start_main_~#t982~0.base_23|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_19, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_9|, ULTIMATE.start_main_#t~nondet35=|v_ULTIMATE.start_main_#t~nondet35_7|, ~z$read_delayed~0=v_~z$read_delayed~0_6, ~z$w_buff1~0=v_~z$w_buff1~0_23, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_15, ~z$read_delayed_var~0.offset=v_~z$read_delayed_var~0.offset_5, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_24, ~y~0=v_~y~0_11, ~z$r_buff0_thd2~0=v_~z$r_buff0_thd2~0_9, ULTIMATE.start_main_~#t983~0.offset=|v_ULTIMATE.start_main_~#t983~0.offset_16|, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_92, ~z$w_buff0~0=v_~z$w_buff0~0_24, ~z$r_buff1_thd3~0=v_~z$r_buff1_thd3~0_43, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_12|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_10|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_12, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_15, #NULL.base=|v_#NULL.base_6|, ULTIMATE.start_main_~#t982~0.offset=|v_ULTIMATE.start_main_~#t982~0.offset_18|, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_20|, ~b~0=v_~b~0_13, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_23|, #valid=|v_#valid_76|, #memory_int=|v_#memory_int_25|, ULTIMATE.start_main_~#t981~0.base=|v_ULTIMATE.start_main_~#t981~0.base_29|, ~z~0=v_~z~0_20, ~weak$$choice2~0=v_~weak$$choice2~0_33, ~z$r_buff0_thd1~0=v_~z$r_buff0_thd1~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t981~0.offset, ~z$r_buff1_thd2~0, #NULL.offset, ~a~0, ~z$r_buff0_thd0~0, ~__unbuffered_p1_EAX~0, ~z$r_buff0_thd4~0, ~__unbuffered_p3_EAX~0, #length, ULTIMATE.start_main_~#t984~0.offset, ~__unbuffered_p2_EAX~0, ~z$mem_tmp~0, ULTIMATE.start_main_#t~ite39, ~z$w_buff1_used~0, ULTIMATE.start_main_#t~ite37, ~z$flush_delayed~0, ULTIMATE.start_main_~#t983~0.base, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_~#t984~0.base, ~z$r_buff1_thd1~0, ~z$read_delayed_var~0.base, ~z$r_buff0_thd3~0, ~__unbuffered_cnt~0, ~x~0, ULTIMATE.start_main_~#t982~0.base, ~z$r_buff1_thd4~0, ULTIMATE.start_main_#t~nondet33, ULTIMATE.start_main_#t~nondet35, ~z$read_delayed~0, ~z$w_buff1~0, ~main$tmp_guard1~0, ~z$read_delayed_var~0.offset, ~z$r_buff1_thd0~0, ~y~0, ~z$r_buff0_thd2~0, ULTIMATE.start_main_~#t983~0.offset, ~z$w_buff0_used~0, ~z$w_buff0~0, ~z$r_buff1_thd3~0, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, ~__unbuffered_p3_EBX~0, #NULL.base, ULTIMATE.start_main_~#t982~0.offset, ULTIMATE.start_main_#t~ite41, ~b~0, ULTIMATE.start_main_#res, #valid, #memory_int, ULTIMATE.start_main_~#t981~0.base, ~z~0, ~weak$$choice2~0, ~z$r_buff0_thd1~0] because there is no mapped edge [2019-12-18 21:15:35,840 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [738] [738] L843-1-->L845: Formula: (and (= 0 (select |v_#valid_49| |v_ULTIMATE.start_main_~#t982~0.base_11|)) (= |v_#length_23| (store |v_#length_24| |v_ULTIMATE.start_main_~#t982~0.base_11| 4)) (= 0 |v_ULTIMATE.start_main_~#t982~0.offset_10|) (not (= |v_ULTIMATE.start_main_~#t982~0.base_11| 0)) (< |v_#StackHeapBarrier_14| |v_ULTIMATE.start_main_~#t982~0.base_11|) (= (store |v_#memory_int_20| |v_ULTIMATE.start_main_~#t982~0.base_11| (store (select |v_#memory_int_20| |v_ULTIMATE.start_main_~#t982~0.base_11|) |v_ULTIMATE.start_main_~#t982~0.offset_10| 1)) |v_#memory_int_19|) (= |v_#valid_48| (store |v_#valid_49| |v_ULTIMATE.start_main_~#t982~0.base_11| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_14|, #valid=|v_#valid_49|, #memory_int=|v_#memory_int_20|, #length=|v_#length_24|} OutVars{ULTIMATE.start_main_~#t982~0.base=|v_ULTIMATE.start_main_~#t982~0.base_11|, ULTIMATE.start_main_~#t982~0.offset=|v_ULTIMATE.start_main_~#t982~0.offset_10|, #StackHeapBarrier=|v_#StackHeapBarrier_14|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_5|, #valid=|v_#valid_48|, #memory_int=|v_#memory_int_19|, #length=|v_#length_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t982~0.base, ULTIMATE.start_main_~#t982~0.offset, ULTIMATE.start_main_#t~nondet32, #valid, #memory_int, #length] because there is no mapped edge [2019-12-18 21:15:35,841 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [732] [732] L845-1-->L847: Formula: (and (= 0 (select |v_#valid_47| |v_ULTIMATE.start_main_~#t983~0.base_12|)) (= (store |v_#valid_47| |v_ULTIMATE.start_main_~#t983~0.base_12| 1) |v_#valid_46|) (not (= 0 |v_ULTIMATE.start_main_~#t983~0.base_12|)) (= (store |v_#memory_int_18| |v_ULTIMATE.start_main_~#t983~0.base_12| (store (select |v_#memory_int_18| |v_ULTIMATE.start_main_~#t983~0.base_12|) |v_ULTIMATE.start_main_~#t983~0.offset_11| 2)) |v_#memory_int_17|) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t983~0.base_12|) (= 0 |v_ULTIMATE.start_main_~#t983~0.offset_11|) (= (store |v_#length_22| |v_ULTIMATE.start_main_~#t983~0.base_12| 4) |v_#length_21|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_47|, #memory_int=|v_#memory_int_18|, #length=|v_#length_22|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_~#t983~0.offset=|v_ULTIMATE.start_main_~#t983~0.offset_11|, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_6|, #valid=|v_#valid_46|, #memory_int=|v_#memory_int_17|, #length=|v_#length_21|, ULTIMATE.start_main_~#t983~0.base=|v_ULTIMATE.start_main_~#t983~0.base_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t983~0.offset, ULTIMATE.start_main_#t~nondet33, #valid, #memory_int, #length, ULTIMATE.start_main_~#t983~0.base] because there is no mapped edge [2019-12-18 21:15:35,842 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [728] [728] L847-1-->L849: Formula: (and (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t984~0.base_12|) (= (store |v_#memory_int_16| |v_ULTIMATE.start_main_~#t984~0.base_12| (store (select |v_#memory_int_16| |v_ULTIMATE.start_main_~#t984~0.base_12|) |v_ULTIMATE.start_main_~#t984~0.offset_10| 3)) |v_#memory_int_15|) (= (select |v_#valid_43| |v_ULTIMATE.start_main_~#t984~0.base_12|) 0) (= |v_#valid_42| (store |v_#valid_43| |v_ULTIMATE.start_main_~#t984~0.base_12| 1)) (not (= |v_ULTIMATE.start_main_~#t984~0.base_12| 0)) (= 0 |v_ULTIMATE.start_main_~#t984~0.offset_10|) (= |v_#length_19| (store |v_#length_20| |v_ULTIMATE.start_main_~#t984~0.base_12| 4))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_43|, #memory_int=|v_#memory_int_16|, #length=|v_#length_20|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_12|, ULTIMATE.start_main_#t~nondet34=|v_ULTIMATE.start_main_#t~nondet34_6|, ULTIMATE.start_main_~#t984~0.base=|v_ULTIMATE.start_main_~#t984~0.base_12|, #valid=|v_#valid_42|, #memory_int=|v_#memory_int_15|, ULTIMATE.start_main_~#t984~0.offset=|v_ULTIMATE.start_main_~#t984~0.offset_10|, #length=|v_#length_19|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet34, ULTIMATE.start_main_~#t984~0.base, #valid, #memory_int, ULTIMATE.start_main_~#t984~0.offset, #length] because there is no mapped edge [2019-12-18 21:15:35,844 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [745] [745] L4-->L820: Formula: (and (= ~z$r_buff0_thd4~0_Out-684286236 1) (= ~a~0_Out-684286236 1) (= ~__unbuffered_p3_EBX~0_Out-684286236 ~b~0_In-684286236) (= ~z$r_buff0_thd4~0_In-684286236 ~z$r_buff1_thd4~0_Out-684286236) (= ~a~0_Out-684286236 ~__unbuffered_p3_EAX~0_Out-684286236) (= ~z$r_buff1_thd0~0_Out-684286236 ~z$r_buff0_thd0~0_In-684286236) (= ~z$r_buff0_thd1~0_In-684286236 ~z$r_buff1_thd1~0_Out-684286236) (= ~z$r_buff1_thd2~0_Out-684286236 ~z$r_buff0_thd2~0_In-684286236) (not (= 0 P3Thread1of1ForFork2___VERIFIER_assert_~expression_In-684286236)) (= ~z$r_buff1_thd3~0_Out-684286236 ~z$r_buff0_thd3~0_In-684286236)) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-684286236, P3Thread1of1ForFork2___VERIFIER_assert_~expression=P3Thread1of1ForFork2___VERIFIER_assert_~expression_In-684286236, ~b~0=~b~0_In-684286236, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-684286236, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-684286236, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-684286236, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-684286236} OutVars{P3Thread1of1ForFork2___VERIFIER_assert_~expression=P3Thread1of1ForFork2___VERIFIER_assert_~expression_In-684286236, ~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_Out-684286236, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_Out-684286236, ~z$r_buff1_thd2~0=~z$r_buff1_thd2~0_Out-684286236, ~__unbuffered_p3_EBX~0=~__unbuffered_p3_EBX~0_Out-684286236, ~a~0=~a~0_Out-684286236, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-684286236, ~b~0=~b~0_In-684286236, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_Out-684286236, ~z$r_buff1_thd1~0=~z$r_buff1_thd1~0_Out-684286236, ~__unbuffered_p3_EAX~0=~__unbuffered_p3_EAX~0_Out-684286236, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_Out-684286236, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-684286236, ~z$r_buff0_thd1~0=~z$r_buff0_thd1~0_In-684286236, ~z$r_buff0_thd2~0=~z$r_buff0_thd2~0_In-684286236} AuxVars[] AssignedVars[~a~0, ~z$r_buff1_thd4~0, ~z$r_buff1_thd3~0, ~z$r_buff1_thd0~0, ~z$r_buff1_thd2~0, ~z$r_buff1_thd1~0, ~__unbuffered_p3_EAX~0, ~z$r_buff0_thd4~0, ~__unbuffered_p3_EBX~0] because there is no mapped edge [2019-12-18 21:15:35,845 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [734] [734] P0ENTRY-->P0EXIT: Formula: (and (= 0 |v_P0Thread1of1ForFork3_#res.base_5|) (= v_~x~0_10 1) (= v_P0Thread1of1ForFork3_~arg.base_4 |v_P0Thread1of1ForFork3_#in~arg.base_4|) (= |v_P0Thread1of1ForFork3_#in~arg.offset_4| v_P0Thread1of1ForFork3_~arg.offset_4) (= 1 v_~b~0_8) (= |v_P0Thread1of1ForFork3_#res.offset_5| 0) (= v_~__unbuffered_cnt~0_20 (+ v_~__unbuffered_cnt~0_21 1))) InVars {P0Thread1of1ForFork3_#in~arg.offset=|v_P0Thread1of1ForFork3_#in~arg.offset_4|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_21, P0Thread1of1ForFork3_#in~arg.base=|v_P0Thread1of1ForFork3_#in~arg.base_4|} OutVars{~b~0=v_~b~0_8, P0Thread1of1ForFork3_#in~arg.offset=|v_P0Thread1of1ForFork3_#in~arg.offset_4|, P0Thread1of1ForFork3_~arg.base=v_P0Thread1of1ForFork3_~arg.base_4, P0Thread1of1ForFork3_#res.base=|v_P0Thread1of1ForFork3_#res.base_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_20, P0Thread1of1ForFork3_#res.offset=|v_P0Thread1of1ForFork3_#res.offset_5|, P0Thread1of1ForFork3_~arg.offset=v_P0Thread1of1ForFork3_~arg.offset_4, P0Thread1of1ForFork3_#in~arg.base=|v_P0Thread1of1ForFork3_#in~arg.base_4|, ~x~0=v_~x~0_10} AuxVars[] AssignedVars[~b~0, P0Thread1of1ForFork3_~arg.base, P0Thread1of1ForFork3_#res.base, ~__unbuffered_cnt~0, P0Thread1of1ForFork3_#res.offset, P0Thread1of1ForFork3_~arg.offset, ~x~0] because there is no mapped edge [2019-12-18 21:15:35,846 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [714] [714] P1ENTRY-->P1EXIT: Formula: (and (= 2 v_~x~0_8) (= v_P1Thread1of1ForFork0_~arg.offset_5 |v_P1Thread1of1ForFork0_#in~arg.offset_5|) (= (+ v_~__unbuffered_cnt~0_17 1) v_~__unbuffered_cnt~0_16) (= 0 |v_P1Thread1of1ForFork0_#res.base_5|) (= v_~__unbuffered_p1_EAX~0_6 v_~y~0_7) (= 0 |v_P1Thread1of1ForFork0_#res.offset_5|) (= v_P1Thread1of1ForFork0_~arg.base_5 |v_P1Thread1of1ForFork0_#in~arg.base_5|)) InVars {P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_5|, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_17, ~y~0=v_~y~0_7} OutVars{P1Thread1of1ForFork0_~arg.offset=v_P1Thread1of1ForFork0_~arg.offset_5, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_6, P1Thread1of1ForFork0_~arg.base=v_P1Thread1of1ForFork0_~arg.base_5, P1Thread1of1ForFork0_#in~arg.base=|v_P1Thread1of1ForFork0_#in~arg.base_5|, P1Thread1of1ForFork0_#in~arg.offset=|v_P1Thread1of1ForFork0_#in~arg.offset_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_16, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_5|, ~y~0=v_~y~0_7, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_5|, ~x~0=v_~x~0_8} AuxVars[] AssignedVars[P1Thread1of1ForFork0_~arg.offset, ~__unbuffered_p1_EAX~0, P1Thread1of1ForFork0_~arg.base, ~__unbuffered_cnt~0, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base, ~x~0] because there is no mapped edge [2019-12-18 21:15:35,849 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [748] [748] L778-->L778-8: Formula: (let ((.cse0 (= 0 (mod ~weak$$choice2~0_In-225969521 256)))) (or (and .cse0 (= |P2Thread1of1ForFork1_#t~ite8_Out-225969521| ~z$w_buff0~0_In-225969521) (let ((.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In-225969521 256)))) (or (= (mod ~z$w_buff0_used~0_In-225969521 256) 0) (and (= (mod ~z$r_buff1_thd3~0_In-225969521 256) 0) .cse1) (and .cse1 (= 0 (mod ~z$w_buff1_used~0_In-225969521 256))))) (= |P2Thread1of1ForFork1_#t~ite8_Out-225969521| |P2Thread1of1ForFork1_#t~ite9_Out-225969521|)) (and (= ~z$w_buff0~0_In-225969521 |P2Thread1of1ForFork1_#t~ite9_Out-225969521|) (= |P2Thread1of1ForFork1_#t~ite8_In-225969521| |P2Thread1of1ForFork1_#t~ite8_Out-225969521|) (not .cse0)))) InVars {~z$w_buff0~0=~z$w_buff0~0_In-225969521, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-225969521, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-225969521, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-225969521, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-225969521, ~weak$$choice2~0=~weak$$choice2~0_In-225969521, P2Thread1of1ForFork1_#t~ite8=|P2Thread1of1ForFork1_#t~ite8_In-225969521|} OutVars{~z$w_buff0~0=~z$w_buff0~0_In-225969521, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-225969521, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-225969521, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-225969521, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-225969521, ~weak$$choice2~0=~weak$$choice2~0_In-225969521, P2Thread1of1ForFork1_#t~ite9=|P2Thread1of1ForFork1_#t~ite9_Out-225969521|, P2Thread1of1ForFork1_#t~ite8=|P2Thread1of1ForFork1_#t~ite8_Out-225969521|} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite9, P2Thread1of1ForFork1_#t~ite8] because there is no mapped edge [2019-12-18 21:15:35,850 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [747] [747] L779-->L779-8: Formula: (let ((.cse1 (= 0 (mod ~weak$$choice2~0_In1012609847 256)))) (or (and (let ((.cse0 (= 0 (mod ~z$r_buff0_thd3~0_In1012609847 256)))) (or (and (= 0 (mod ~z$r_buff1_thd3~0_In1012609847 256)) .cse0) (and .cse0 (= 0 (mod ~z$w_buff1_used~0_In1012609847 256))) (= 0 (mod ~z$w_buff0_used~0_In1012609847 256)))) (= |P2Thread1of1ForFork1_#t~ite11_Out1012609847| |P2Thread1of1ForFork1_#t~ite12_Out1012609847|) .cse1 (= ~z$w_buff1~0_In1012609847 |P2Thread1of1ForFork1_#t~ite11_Out1012609847|)) (and (not .cse1) (= ~z$w_buff1~0_In1012609847 |P2Thread1of1ForFork1_#t~ite12_Out1012609847|) (= |P2Thread1of1ForFork1_#t~ite11_In1012609847| |P2Thread1of1ForFork1_#t~ite11_Out1012609847|)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In1012609847, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In1012609847, P2Thread1of1ForFork1_#t~ite11=|P2Thread1of1ForFork1_#t~ite11_In1012609847|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1012609847, ~z$w_buff1~0=~z$w_buff1~0_In1012609847, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1012609847, ~weak$$choice2~0=~weak$$choice2~0_In1012609847} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In1012609847, P2Thread1of1ForFork1_#t~ite11=|P2Thread1of1ForFork1_#t~ite11_Out1012609847|, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In1012609847, P2Thread1of1ForFork1_#t~ite12=|P2Thread1of1ForFork1_#t~ite12_Out1012609847|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1012609847, ~z$w_buff1~0=~z$w_buff1~0_In1012609847, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In1012609847, ~weak$$choice2~0=~weak$$choice2~0_In1012609847} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite11, P2Thread1of1ForFork1_#t~ite12] because there is no mapped edge [2019-12-18 21:15:35,852 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [746] [746] L780-->L780-8: Formula: (let ((.cse0 (= (mod ~weak$$choice2~0_In-1436790674 256) 0))) (or (and (not .cse0) (= |P2Thread1of1ForFork1_#t~ite15_Out-1436790674| ~z$w_buff0_used~0_In-1436790674) (= |P2Thread1of1ForFork1_#t~ite14_In-1436790674| |P2Thread1of1ForFork1_#t~ite14_Out-1436790674|)) (and (= |P2Thread1of1ForFork1_#t~ite14_Out-1436790674| ~z$w_buff0_used~0_In-1436790674) (= |P2Thread1of1ForFork1_#t~ite15_Out-1436790674| |P2Thread1of1ForFork1_#t~ite14_Out-1436790674|) .cse0 (let ((.cse1 (= 0 (mod ~z$r_buff0_thd3~0_In-1436790674 256)))) (or (= (mod ~z$w_buff0_used~0_In-1436790674 256) 0) (and (= (mod ~z$w_buff1_used~0_In-1436790674 256) 0) .cse1) (and .cse1 (= (mod ~z$r_buff1_thd3~0_In-1436790674 256) 0))))))) InVars {P2Thread1of1ForFork1_#t~ite14=|P2Thread1of1ForFork1_#t~ite14_In-1436790674|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1436790674, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1436790674, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1436790674, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1436790674, ~weak$$choice2~0=~weak$$choice2~0_In-1436790674} OutVars{P2Thread1of1ForFork1_#t~ite14=|P2Thread1of1ForFork1_#t~ite14_Out-1436790674|, P2Thread1of1ForFork1_#t~ite15=|P2Thread1of1ForFork1_#t~ite15_Out-1436790674|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1436790674, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-1436790674, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1436790674, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-1436790674, ~weak$$choice2~0=~weak$$choice2~0_In-1436790674} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite14, P2Thread1of1ForFork1_#t~ite15] because there is no mapped edge [2019-12-18 21:15:35,855 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [682] [682] L782-->L783: Formula: (and (= v_~z$r_buff0_thd3~0_48 v_~z$r_buff0_thd3~0_47) (not (= 0 (mod v_~weak$$choice2~0_20 256)))) InVars {~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_48, ~weak$$choice2~0=v_~weak$$choice2~0_20} OutVars{P2Thread1of1ForFork1_#t~ite20=|v_P2Thread1of1ForFork1_#t~ite20_9|, P2Thread1of1ForFork1_#t~ite21=|v_P2Thread1of1ForFork1_#t~ite21_9|, ~z$r_buff0_thd3~0=v_~z$r_buff0_thd3~0_47, ~weak$$choice2~0=v_~weak$$choice2~0_20, P2Thread1of1ForFork1_#t~ite19=|v_P2Thread1of1ForFork1_#t~ite19_8|} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite20, P2Thread1of1ForFork1_#t~ite21, ~z$r_buff0_thd3~0, P2Thread1of1ForFork1_#t~ite19] because there is no mapped edge [2019-12-18 21:15:35,855 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [749] [749] L783-->L783-8: Formula: (let ((.cse1 (= (mod ~weak$$choice2~0_In-2042066348 256) 0))) (or (and (let ((.cse0 (= (mod ~z$r_buff0_thd3~0_In-2042066348 256) 0))) (or (= 0 (mod ~z$w_buff0_used~0_In-2042066348 256)) (and (= (mod ~z$r_buff1_thd3~0_In-2042066348 256) 0) .cse0) (and (= 0 (mod ~z$w_buff1_used~0_In-2042066348 256)) .cse0))) (= ~z$r_buff1_thd3~0_In-2042066348 |P2Thread1of1ForFork1_#t~ite23_Out-2042066348|) (= |P2Thread1of1ForFork1_#t~ite24_Out-2042066348| |P2Thread1of1ForFork1_#t~ite23_Out-2042066348|) .cse1) (and (= |P2Thread1of1ForFork1_#t~ite24_Out-2042066348| ~z$r_buff1_thd3~0_In-2042066348) (= |P2Thread1of1ForFork1_#t~ite23_In-2042066348| |P2Thread1of1ForFork1_#t~ite23_Out-2042066348|) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-2042066348, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-2042066348, P2Thread1of1ForFork1_#t~ite23=|P2Thread1of1ForFork1_#t~ite23_In-2042066348|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-2042066348, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-2042066348, ~weak$$choice2~0=~weak$$choice2~0_In-2042066348} OutVars{P2Thread1of1ForFork1_#t~ite24=|P2Thread1of1ForFork1_#t~ite24_Out-2042066348|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-2042066348, ~z$r_buff1_thd3~0=~z$r_buff1_thd3~0_In-2042066348, P2Thread1of1ForFork1_#t~ite23=|P2Thread1of1ForFork1_#t~ite23_Out-2042066348|, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-2042066348, ~z$r_buff0_thd3~0=~z$r_buff0_thd3~0_In-2042066348, ~weak$$choice2~0=~weak$$choice2~0_In-2042066348} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite24, P2Thread1of1ForFork1_#t~ite23] because there is no mapped edge [2019-12-18 21:15:35,857 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [640] [640] L785-->L793: Formula: (and (= 0 v_~z$flush_delayed~0_6) (not (= 0 (mod v_~z$flush_delayed~0_7 256))) (= (+ v_~__unbuffered_cnt~0_12 1) v_~__unbuffered_cnt~0_11) (= v_~z~0_13 v_~z$mem_tmp~0_4)) InVars {~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_12, ~z$flush_delayed~0=v_~z$flush_delayed~0_7} OutVars{P2Thread1of1ForFork1_#t~ite25=|v_P2Thread1of1ForFork1_#t~ite25_7|, ~z$mem_tmp~0=v_~z$mem_tmp~0_4, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_11, ~z$flush_delayed~0=v_~z$flush_delayed~0_6, ~z~0=v_~z~0_13} AuxVars[] AssignedVars[P2Thread1of1ForFork1_#t~ite25, ~__unbuffered_cnt~0, ~z$flush_delayed~0, ~z~0] because there is no mapped edge [2019-12-18 21:15:35,858 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [708] [708] L821-->L821-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In-1717417336 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-1717417336 256)))) (or (and (= |P3Thread1of1ForFork2_#t~ite28_Out-1717417336| ~z$w_buff0_used~0_In-1717417336) (or .cse0 .cse1)) (and (not .cse0) (= 0 |P3Thread1of1ForFork2_#t~ite28_Out-1717417336|) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In-1717417336, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1717417336} OutVars{P3Thread1of1ForFork2_#t~ite28=|P3Thread1of1ForFork2_#t~ite28_Out-1717417336|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1717417336, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1717417336} AuxVars[] AssignedVars[P3Thread1of1ForFork2_#t~ite28] because there is no mapped edge [2019-12-18 21:15:35,859 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [701] [701] L822-->L822-2: Formula: (let ((.cse3 (= 0 (mod ~z$w_buff1_used~0_In-1696699396 256))) (.cse2 (= 0 (mod ~z$r_buff1_thd4~0_In-1696699396 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In-1696699396 256))) (.cse0 (= (mod ~z$r_buff0_thd4~0_In-1696699396 256) 0))) (or (and (or .cse0 .cse1) (= ~z$w_buff1_used~0_In-1696699396 |P3Thread1of1ForFork2_#t~ite29_Out-1696699396|) (or .cse2 .cse3)) (and (= 0 |P3Thread1of1ForFork2_#t~ite29_Out-1696699396|) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1696699396, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1696699396, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1696699396, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1696699396} OutVars{P3Thread1of1ForFork2_#t~ite29=|P3Thread1of1ForFork2_#t~ite29_Out-1696699396|, ~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In-1696699396, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1696699396, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In-1696699396, ~z$w_buff1_used~0=~z$w_buff1_used~0_In-1696699396} AuxVars[] AssignedVars[P3Thread1of1ForFork2_#t~ite29] because there is no mapped edge [2019-12-18 21:15:35,860 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [699] [699] L823-->L824: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In374663038 256))) (.cse1 (= 0 (mod ~z$w_buff0_used~0_In374663038 256)))) (or (and (= ~z$r_buff0_thd4~0_Out374663038 ~z$r_buff0_thd4~0_In374663038) (or .cse0 .cse1)) (and (= ~z$r_buff0_thd4~0_Out374663038 0) (not .cse0) (not .cse1)))) InVars {~z$w_buff0_used~0=~z$w_buff0_used~0_In374663038, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In374663038} OutVars{~z$w_buff0_used~0=~z$w_buff0_used~0_In374663038, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_Out374663038, P3Thread1of1ForFork2_#t~ite30=|P3Thread1of1ForFork2_#t~ite30_Out374663038|} AuxVars[] AssignedVars[~z$r_buff0_thd4~0, P3Thread1of1ForFork2_#t~ite30] because there is no mapped edge [2019-12-18 21:15:35,861 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [698] [698] L824-->L824-2: Formula: (let ((.cse0 (= 0 (mod ~z$r_buff0_thd4~0_In1465887516 256))) (.cse1 (= (mod ~z$w_buff0_used~0_In1465887516 256) 0)) (.cse3 (= 0 (mod ~z$r_buff1_thd4~0_In1465887516 256))) (.cse2 (= (mod ~z$w_buff1_used~0_In1465887516 256) 0))) (or (and (or .cse0 .cse1) (or .cse2 .cse3) (= |P3Thread1of1ForFork2_#t~ite31_Out1465887516| ~z$r_buff1_thd4~0_In1465887516)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse3) (not .cse2))) (= |P3Thread1of1ForFork2_#t~ite31_Out1465887516| 0)))) InVars {~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In1465887516, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1465887516, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1465887516, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1465887516} OutVars{~z$r_buff1_thd4~0=~z$r_buff1_thd4~0_In1465887516, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1465887516, ~z$r_buff0_thd4~0=~z$r_buff0_thd4~0_In1465887516, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1465887516, P3Thread1of1ForFork2_#t~ite31=|P3Thread1of1ForFork2_#t~ite31_Out1465887516|} AuxVars[] AssignedVars[P3Thread1of1ForFork2_#t~ite31] because there is no mapped edge [2019-12-18 21:15:35,861 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [726] [726] L824-2-->P3EXIT: Formula: (and (= 0 |v_P3Thread1of1ForFork2_#res.offset_5|) (= 0 |v_P3Thread1of1ForFork2_#res.base_5|) (= |v_P3Thread1of1ForFork2_#t~ite31_8| v_~z$r_buff1_thd4~0_16) (= v_~__unbuffered_cnt~0_18 (+ v_~__unbuffered_cnt~0_19 1))) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_19, P3Thread1of1ForFork2_#t~ite31=|v_P3Thread1of1ForFork2_#t~ite31_8|} OutVars{P3Thread1of1ForFork2_#res.base=|v_P3Thread1of1ForFork2_#res.base_5|, ~z$r_buff1_thd4~0=v_~z$r_buff1_thd4~0_16, P3Thread1of1ForFork2_#res.offset=|v_P3Thread1of1ForFork2_#res.offset_5|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_18, P3Thread1of1ForFork2_#t~ite31=|v_P3Thread1of1ForFork2_#t~ite31_7|} AuxVars[] AssignedVars[P3Thread1of1ForFork2_#res.base, ~z$r_buff1_thd4~0, P3Thread1of1ForFork2_#res.offset, ~__unbuffered_cnt~0, P3Thread1of1ForFork2_#t~ite31] because there is no mapped edge [2019-12-18 21:15:35,862 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [657] [657] L853-->L855-2: Formula: (and (or (= 0 (mod v_~z$w_buff0_used~0_63 256)) (= 0 (mod v_~z$r_buff0_thd0~0_15 256))) (not (= 0 (mod v_~main$tmp_guard0~0_5 256)))) InVars {~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_15, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_63, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} OutVars{~z$r_buff0_thd0~0=v_~z$r_buff0_thd0~0_15, ~z$w_buff0_used~0=v_~z$w_buff0_used~0_63, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-18 21:15:35,862 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [704] [704] L855-2-->L855-5: Formula: (let ((.cse0 (= |ULTIMATE.start_main_#t~ite37_Out502519934| |ULTIMATE.start_main_#t~ite36_Out502519934|)) (.cse2 (= (mod ~z$w_buff1_used~0_In502519934 256) 0)) (.cse1 (= 0 (mod ~z$r_buff1_thd0~0_In502519934 256)))) (or (and .cse0 (or .cse1 .cse2) (= ~z~0_In502519934 |ULTIMATE.start_main_#t~ite36_Out502519934|)) (and (= ~z$w_buff1~0_In502519934 |ULTIMATE.start_main_#t~ite36_Out502519934|) .cse0 (not .cse2) (not .cse1)))) InVars {~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In502519934, ~z$w_buff1_used~0=~z$w_buff1_used~0_In502519934, ~z$w_buff1~0=~z$w_buff1~0_In502519934, ~z~0=~z~0_In502519934} OutVars{~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In502519934, ~z$w_buff1_used~0=~z$w_buff1_used~0_In502519934, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out502519934|, ~z$w_buff1~0=~z$w_buff1~0_In502519934, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out502519934|, ~z~0=~z~0_In502519934} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-12-18 21:15:35,863 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [705] [705] L856-->L856-2: Formula: (let ((.cse0 (= (mod ~z$w_buff0_used~0_In1988701180 256) 0)) (.cse1 (= (mod ~z$r_buff0_thd0~0_In1988701180 256) 0))) (or (and (not .cse0) (= |ULTIMATE.start_main_#t~ite38_Out1988701180| 0) (not .cse1)) (and (= |ULTIMATE.start_main_#t~ite38_Out1988701180| ~z$w_buff0_used~0_In1988701180) (or .cse0 .cse1)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1988701180, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1988701180} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1988701180, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1988701180, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out1988701180|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-18 21:15:35,865 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [709] [709] L857-->L857-2: Formula: (let ((.cse3 (= 0 (mod ~z$w_buff1_used~0_In345989521 256))) (.cse2 (= 0 (mod ~z$r_buff1_thd0~0_In345989521 256))) (.cse1 (= (mod ~z$w_buff0_used~0_In345989521 256) 0)) (.cse0 (= 0 (mod ~z$r_buff0_thd0~0_In345989521 256)))) (or (and (= ~z$w_buff1_used~0_In345989521 |ULTIMATE.start_main_#t~ite39_Out345989521|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= 0 |ULTIMATE.start_main_#t~ite39_Out345989521|) (or (and (not .cse3) (not .cse2)) (and (not .cse1) (not .cse0)))))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In345989521, ~z$w_buff0_used~0=~z$w_buff0_used~0_In345989521, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In345989521, ~z$w_buff1_used~0=~z$w_buff1_used~0_In345989521} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In345989521, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out345989521|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In345989521, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In345989521, ~z$w_buff1_used~0=~z$w_buff1_used~0_In345989521} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-18 21:15:35,866 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [700] [700] L858-->L858-2: Formula: (let ((.cse1 (= 0 (mod ~z$r_buff0_thd0~0_In-1393363364 256))) (.cse0 (= (mod ~z$w_buff0_used~0_In-1393363364 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite40_Out-1393363364| 0) (not .cse0) (not .cse1)) (and (= ~z$r_buff0_thd0~0_In-1393363364 |ULTIMATE.start_main_#t~ite40_Out-1393363364|) (or .cse1 .cse0)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1393363364, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1393363364} OutVars{~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In-1393363364, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out-1393363364|, ~z$w_buff0_used~0=~z$w_buff0_used~0_In-1393363364} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite40] because there is no mapped edge [2019-12-18 21:15:35,867 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [695] [695] L859-->L859-2: Formula: (let ((.cse1 (= (mod ~z$r_buff1_thd0~0_In1095964157 256) 0)) (.cse0 (= (mod ~z$w_buff1_used~0_In1095964157 256) 0)) (.cse2 (= (mod ~z$r_buff0_thd0~0_In1095964157 256) 0)) (.cse3 (= (mod ~z$w_buff0_used~0_In1095964157 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite41_Out1095964157| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse1 .cse0) (= ~z$r_buff1_thd0~0_In1095964157 |ULTIMATE.start_main_#t~ite41_Out1095964157|) (or .cse2 .cse3)))) InVars {~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1095964157, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1095964157, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In1095964157, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1095964157} OutVars{ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out1095964157|, ~z$r_buff0_thd0~0=~z$r_buff0_thd0~0_In1095964157, ~z$w_buff0_used~0=~z$w_buff0_used~0_In1095964157, ~z$r_buff1_thd0~0=~z$r_buff1_thd0~0_In1095964157, ~z$w_buff1_used~0=~z$w_buff1_used~0_In1095964157} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41] because there is no mapped edge [2019-12-18 21:15:35,867 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [758] [758] L859-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_~__unbuffered_p2_EAX~0_9 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_7| (mod v_~main$tmp_guard1~0_8 256)) (= v_~main$tmp_guard1~0_8 0) (= 0 v_~__unbuffered_p1_EAX~0_10) (= |v_ULTIMATE.start_main_#t~ite41_11| v_~z$r_buff1_thd0~0_18) (= 0 v_~__unbuffered_p3_EBX~0_8) (= v_ULTIMATE.start___VERIFIER_assert_~expression_13 0) (= 1 v_~__unbuffered_p3_EAX~0_10) (= v_~x~0_11 2)) InVars {ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_11|, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_9, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_8, ~x~0=v_~x~0_11} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_10|, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_13, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_10, ~z$r_buff1_thd0~0=v_~z$r_buff1_thd0~0_18, ~__unbuffered_p3_EAX~0=v_~__unbuffered_p3_EAX~0_10, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_8, ~__unbuffered_p2_EAX~0=v_~__unbuffered_p2_EAX~0_9, ~__unbuffered_p3_EBX~0=v_~__unbuffered_p3_EBX~0_8, ~x~0=v_~x~0_11, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_7|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start___VERIFIER_assert_~expression, ~z$r_buff1_thd0~0, ~main$tmp_guard1~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-18 21:15:35,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 09:15:35 BasicIcfg [2019-12-18 21:15:35,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 21:15:35,953 INFO L168 Benchmark]: Toolchain (without parser) took 30095.44 ms. Allocated memory was 145.2 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 100.3 MB in the beginning and 786.1 MB in the end (delta: -685.8 MB). Peak memory consumption was 602.9 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,954 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.61 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.9 MB in the beginning and 155.4 MB in the end (delta: -55.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.21 ms. Allocated memory is still 202.9 MB. Free memory was 155.4 MB in the beginning and 152.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,956 INFO L168 Benchmark]: Boogie Preprocessor took 40.03 ms. Allocated memory is still 202.9 MB. Free memory was 152.7 MB in the beginning and 150.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,956 INFO L168 Benchmark]: RCFGBuilder took 768.64 ms. Allocated memory is still 202.9 MB. Free memory was 150.8 MB in the beginning and 104.5 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,957 INFO L168 Benchmark]: TraceAbstraction took 28339.23 ms. Allocated memory was 202.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 103.8 MB in the beginning and 786.1 MB in the end (delta: -682.3 MB). Peak memory consumption was 548.7 MB. Max. memory is 7.1 GB. [2019-12-18 21:15:35,961 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 878.61 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.9 MB in the beginning and 155.4 MB in the end (delta: -55.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.21 ms. Allocated memory is still 202.9 MB. Free memory was 155.4 MB in the beginning and 152.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.03 ms. Allocated memory is still 202.9 MB. Free memory was 152.7 MB in the beginning and 150.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 768.64 ms. Allocated memory is still 202.9 MB. Free memory was 150.8 MB in the beginning and 104.5 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28339.23 ms. Allocated memory was 202.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 103.8 MB in the beginning and 786.1 MB in the end (delta: -682.3 MB). Peak memory consumption was 548.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 4.2s, 170 ProgramPointsBefore, 75 ProgramPointsAfterwards, 192 TransitionsBefore, 79 TransitionsAfterwards, 12650 CoEnabledTransitionPairs, 8 FixpointIterations, 38 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 28 ConcurrentYvCompositions, 23 ChoiceCompositions, 5618 VarBasedMoverChecksPositive, 130 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 45931 CheckedPairsTotal, 122 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L843] FCALL, FORK 0 pthread_create(&t981, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L845] FCALL, FORK 0 pthread_create(&t982, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L847] FCALL, FORK 0 pthread_create(&t983, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] FCALL, FORK 0 pthread_create(&t984, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L798] 4 z$w_buff1 = z$w_buff0 [L799] 4 z$w_buff0 = 1 [L800] 4 z$w_buff1_used = z$w_buff0_used [L801] 4 z$w_buff0_used = (_Bool)1 [L820] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, b=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 3 y = 1 [L773] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L774] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L775] 3 z$flush_delayed = weak$$choice2 [L776] 3 z$mem_tmp = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L777] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) VAL [!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)=0, \result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L777] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L778] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L779] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L780] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L781] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))=0, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L783] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L784] 3 __unbuffered_p2_EAX = z VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=1, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L820] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L821] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L822] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L851] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=9, weak$$choice2=1, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L855] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L856] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L857] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L858] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 158 locations, 2 error locations. Result: UNSAFE, OverallTime: 28.0s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1707 SDtfs, 2324 SDslu, 2719 SDs, 0 SdLazy, 1053 SolverSat, 161 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31130occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 13.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 15900 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 410 ConstructedInterpolants, 0 QuantifiedInterpolants, 36052 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...