/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix011_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 16:38:14,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 16:38:14,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 16:38:14,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 16:38:14,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 16:38:14,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 16:38:14,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 16:38:14,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 16:38:14,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 16:38:14,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 16:38:14,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 16:38:14,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 16:38:14,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 16:38:14,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 16:38:14,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 16:38:14,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 16:38:14,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 16:38:14,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 16:38:14,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 16:38:14,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 16:38:14,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 16:38:14,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 16:38:14,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 16:38:14,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 16:38:14,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 16:38:14,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 16:38:14,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 16:38:14,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 16:38:14,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 16:38:14,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 16:38:14,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 16:38:14,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 16:38:14,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 16:38:14,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 16:38:14,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 16:38:14,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 16:38:14,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-11-09 16:38:14,244 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 16:38:14,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 16:38:14,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 16:38:14,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 16:38:14,250 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 16:38:14,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 16:38:14,250 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 16:38:14,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 16:38:14,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 16:38:14,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 16:38:14,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 16:38:14,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 16:38:14,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 16:38:14,253 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 16:38:14,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 16:38:14,253 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 16:38:14,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 16:38:14,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 16:38:14,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 16:38:14,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 16:38:14,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 16:38:14,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 16:38:14,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 16:38:14,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 16:38:14,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 16:38:14,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 16:38:14,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 16:38:14,256 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 16:38:14,257 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 16:38:14,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 16:38:14,257 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 16:38:14,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 16:38:14,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 16:38:14,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 16:38:14,724 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 16:38:14,725 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 16:38:14,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix011_pso.oepc.i [2020-11-09 16:38:14,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c8ba64ab/e97b02f81b2a4f4e9cfc9406de194500/FLAG41c097316 [2020-11-09 16:38:15,605 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 16:38:15,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011_pso.oepc.i [2020-11-09 16:38:15,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c8ba64ab/e97b02f81b2a4f4e9cfc9406de194500/FLAG41c097316 [2020-11-09 16:38:15,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c8ba64ab/e97b02f81b2a4f4e9cfc9406de194500 [2020-11-09 16:38:15,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 16:38:15,826 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 16:38:15,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 16:38:15,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 16:38:15,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 16:38:15,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:38:15" (1/1) ... [2020-11-09 16:38:15,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794b51fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:15, skipping insertion in model container [2020-11-09 16:38:15,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:38:15" (1/1) ... [2020-11-09 16:38:15,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 16:38:15,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 16:38:16,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:38:16,448 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 16:38:16,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 16:38:16,650 INFO L208 MainTranslator]: Completed translation [2020-11-09 16:38:16,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16 WrapperNode [2020-11-09 16:38:16,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 16:38:16,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 16:38:16,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 16:38:16,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 16:38:16,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 16:38:16,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 16:38:16,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 16:38:16,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 16:38:16,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... [2020-11-09 16:38:16,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 16:38:16,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 16:38:16,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 16:38:16,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 16:38:16,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 16:38:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 16:38:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-09 16:38:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 16:38:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 16:38:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-09 16:38:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-09 16:38:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-09 16:38:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-09 16:38:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-09 16:38:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-09 16:38:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 16:38:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-09 16:38:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 16:38:16,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 16:38:16,898 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 16:38:19,256 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 16:38:19,257 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-09 16:38:19,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:38:19 BoogieIcfgContainer [2020-11-09 16:38:19,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 16:38:19,261 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 16:38:19,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 16:38:19,265 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 16:38:19,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:38:15" (1/3) ... [2020-11-09 16:38:19,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7929dfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:38:19, skipping insertion in model container [2020-11-09 16:38:19,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:38:16" (2/3) ... [2020-11-09 16:38:19,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7929dfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:38:19, skipping insertion in model container [2020-11-09 16:38:19,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:38:19" (3/3) ... [2020-11-09 16:38:19,269 INFO L111 eAbstractionObserver]: Analyzing ICFG mix011_pso.oepc.i [2020-11-09 16:38:19,288 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 16:38:19,288 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 16:38:19,293 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 16:38:19,294 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 16:38:19,342 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,342 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,342 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,343 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,343 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,343 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,343 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,343 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,344 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,344 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,344 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,344 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,345 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,345 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,345 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,345 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,345 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,346 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,346 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,346 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,346 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,346 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,347 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,352 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,352 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,352 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,353 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,353 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,354 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,354 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,354 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,355 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,355 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,355 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,355 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,355 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,356 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,356 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,356 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,356 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,357 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,357 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,357 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,357 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,357 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,358 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,358 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,359 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,359 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,359 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,359 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,359 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,360 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,360 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,360 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,360 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,360 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,361 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,362 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,363 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,364 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,365 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,378 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,378 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,385 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,385 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,386 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,386 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,386 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,386 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,386 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,388 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,388 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,388 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,388 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,388 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,389 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,389 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,389 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,389 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,389 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,397 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,398 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,399 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,399 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,402 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,402 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 16:38:19,405 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-09 16:38:19,449 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-09 16:38:19,474 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 16:38:19,475 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 16:38:19,475 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 16:38:19,475 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 16:38:19,475 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 16:38:19,475 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 16:38:19,475 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 16:38:19,476 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 16:38:19,491 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 16:38:19,492 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 108 transitions, 231 flow [2020-11-09 16:38:19,495 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 108 transitions, 231 flow [2020-11-09 16:38:19,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 108 transitions, 231 flow [2020-11-09 16:38:19,549 INFO L129 PetriNetUnfolder]: 3/105 cut-off events. [2020-11-09 16:38:19,550 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-09 16:38:19,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 105 events. 3/105 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 88 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2020-11-09 16:38:19,558 INFO L116 LiptonReduction]: Number of co-enabled transitions 2166 [2020-11-09 16:38:20,241 WARN L194 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-09 16:38:20,380 WARN L194 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-09 16:38:21,028 WARN L194 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2020-11-09 16:38:21,043 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 3, 2, 1] term [2020-11-09 16:38:21,043 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-09 16:38:21,504 WARN L194 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2020-11-09 16:38:22,412 WARN L194 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-11-09 16:38:22,532 WARN L194 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-11-09 16:38:22,671 WARN L194 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-11-09 16:38:23,958 WARN L194 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-09 16:38:24,085 WARN L194 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-09 16:38:24,302 WARN L194 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-09 16:38:24,518 WARN L194 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-11-09 16:38:26,501 WARN L194 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-11-09 16:38:26,759 WARN L194 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-11-09 16:38:27,033 WARN L194 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-11-09 16:38:27,233 WARN L194 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-11-09 16:38:27,461 WARN L194 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-11-09 16:38:27,682 WARN L194 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-11-09 16:38:27,860 WARN L194 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-11-09 16:38:28,004 WARN L194 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2020-11-09 16:38:28,627 WARN L194 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2020-11-09 16:38:28,904 WARN L194 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-11-09 16:38:29,464 WARN L194 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2020-11-09 16:38:29,724 WARN L194 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-11-09 16:38:29,737 INFO L131 LiptonReduction]: Checked pairs total: 6338 [2020-11-09 16:38:29,737 INFO L133 LiptonReduction]: Total number of compositions: 99 [2020-11-09 16:38:29,746 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 28 transitions, 71 flow [2020-11-09 16:38:29,843 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1166 states. [2020-11-09 16:38:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states. [2020-11-09 16:38:29,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-09 16:38:29,851 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:29,852 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-11-09 16:38:29,853 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:29,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:29,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1116937, now seen corresponding path program 1 times [2020-11-09 16:38:29,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:29,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588571877] [2020-11-09 16:38:29,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:30,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588571877] [2020-11-09 16:38:30,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:30,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:38:30,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1328526210] [2020-11-09 16:38:30,219 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:30,222 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:30,234 INFO L252 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2020-11-09 16:38:30,234 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:30,240 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:38:30,240 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:38:30,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:30,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:38:30,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:30,260 INFO L87 Difference]: Start difference. First operand 1166 states. Second operand 3 states. [2020-11-09 16:38:30,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:30,439 INFO L93 Difference]: Finished difference Result 972 states and 3118 transitions. [2020-11-09 16:38:30,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:38:30,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-11-09 16:38:30,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:30,489 INFO L225 Difference]: With dead ends: 972 [2020-11-09 16:38:30,490 INFO L226 Difference]: Without dead ends: 792 [2020-11-09 16:38:30,491 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:30,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2020-11-09 16:38:30,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 792. [2020-11-09 16:38:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2020-11-09 16:38:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 2494 transitions. [2020-11-09 16:38:30,636 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 2494 transitions. Word has length 3 [2020-11-09 16:38:30,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:30,636 INFO L481 AbstractCegarLoop]: Abstraction has 792 states and 2494 transitions. [2020-11-09 16:38:30,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:38:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 2494 transitions. [2020-11-09 16:38:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-09 16:38:30,639 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:30,640 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:30,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 16:38:30,640 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:30,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:30,646 INFO L82 PathProgramCache]: Analyzing trace with hash 579111026, now seen corresponding path program 1 times [2020-11-09 16:38:30,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:30,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816270965] [2020-11-09 16:38:30,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:30,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816270965] [2020-11-09 16:38:30,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:30,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:38:30,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1039837889] [2020-11-09 16:38:30,817 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:30,818 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:30,821 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-11-09 16:38:30,821 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:30,822 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:38:30,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:38:30,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:30,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:38:30,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:30,827 INFO L87 Difference]: Start difference. First operand 792 states and 2494 transitions. Second operand 3 states. [2020-11-09 16:38:30,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:30,853 INFO L93 Difference]: Finished difference Result 732 states and 2276 transitions. [2020-11-09 16:38:30,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:38:30,854 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-09 16:38:30,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:30,860 INFO L225 Difference]: With dead ends: 732 [2020-11-09 16:38:30,860 INFO L226 Difference]: Without dead ends: 732 [2020-11-09 16:38:30,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:30,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2020-11-09 16:38:30,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 732. [2020-11-09 16:38:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 732 states. [2020-11-09 16:38:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 2276 transitions. [2020-11-09 16:38:30,891 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 2276 transitions. Word has length 9 [2020-11-09 16:38:30,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:30,896 INFO L481 AbstractCegarLoop]: Abstraction has 732 states and 2276 transitions. [2020-11-09 16:38:30,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:38:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2276 transitions. [2020-11-09 16:38:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-09 16:38:30,902 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:30,902 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:30,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 16:38:30,902 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:30,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:30,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1821650601, now seen corresponding path program 1 times [2020-11-09 16:38:30,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:30,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731688763] [2020-11-09 16:38:30,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:30,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731688763] [2020-11-09 16:38:30,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:30,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 16:38:30,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1736322065] [2020-11-09 16:38:30,962 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:30,963 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:30,965 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 19 transitions. [2020-11-09 16:38:30,966 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:31,037 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:38:31,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:38:31,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:31,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:38:31,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:31,039 INFO L87 Difference]: Start difference. First operand 732 states and 2276 transitions. Second operand 3 states. [2020-11-09 16:38:31,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:31,052 INFO L93 Difference]: Finished difference Result 692 states and 2134 transitions. [2020-11-09 16:38:31,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:38:31,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-11-09 16:38:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:31,059 INFO L225 Difference]: With dead ends: 692 [2020-11-09 16:38:31,060 INFO L226 Difference]: Without dead ends: 692 [2020-11-09 16:38:31,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:31,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2020-11-09 16:38:31,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 692. [2020-11-09 16:38:31,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 692 states. [2020-11-09 16:38:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 2134 transitions. [2020-11-09 16:38:31,087 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 2134 transitions. Word has length 11 [2020-11-09 16:38:31,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:31,088 INFO L481 AbstractCegarLoop]: Abstraction has 692 states and 2134 transitions. [2020-11-09 16:38:31,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:38:31,088 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 2134 transitions. [2020-11-09 16:38:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-09 16:38:31,091 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:31,091 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:31,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 16:38:31,091 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:31,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:31,093 INFO L82 PathProgramCache]: Analyzing trace with hash 35257241, now seen corresponding path program 1 times [2020-11-09 16:38:31,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:31,101 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754889037] [2020-11-09 16:38:31,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:31,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754889037] [2020-11-09 16:38:31,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:31,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 16:38:31,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [643752767] [2020-11-09 16:38:31,230 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:31,234 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:31,241 INFO L252 McrAutomatonBuilder]: Finished intersection with 38 states and 69 transitions. [2020-11-09 16:38:31,241 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:31,320 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,363 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,414 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,463 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,560 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,570 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,619 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,669 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 16:38:31,686 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [9291#(not (= 3 ~__unbuffered_cnt~0))] [2020-11-09 16:38:31,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-09 16:38:31,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:31,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-09 16:38:31,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-09 16:38:31,688 INFO L87 Difference]: Start difference. First operand 692 states and 2134 transitions. Second operand 5 states. [2020-11-09 16:38:31,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:31,775 INFO L93 Difference]: Finished difference Result 473 states and 1310 transitions. [2020-11-09 16:38:31,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-09 16:38:31,776 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-11-09 16:38:31,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:31,779 INFO L225 Difference]: With dead ends: 473 [2020-11-09 16:38:31,779 INFO L226 Difference]: Without dead ends: 293 [2020-11-09 16:38:31,779 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-09 16:38:31,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-11-09 16:38:31,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 293. [2020-11-09 16:38:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2020-11-09 16:38:31,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 701 transitions. [2020-11-09 16:38:31,790 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 701 transitions. Word has length 13 [2020-11-09 16:38:31,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:31,790 INFO L481 AbstractCegarLoop]: Abstraction has 293 states and 701 transitions. [2020-11-09 16:38:31,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-09 16:38:31,790 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 701 transitions. [2020-11-09 16:38:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-09 16:38:31,792 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:31,792 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:31,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 16:38:31,792 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:31,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:31,793 INFO L82 PathProgramCache]: Analyzing trace with hash -962691350, now seen corresponding path program 1 times [2020-11-09 16:38:31,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:31,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312628469] [2020-11-09 16:38:31,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:32,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312628469] [2020-11-09 16:38:32,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:32,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-09 16:38:32,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [202668371] [2020-11-09 16:38:32,045 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:32,051 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:32,062 INFO L252 McrAutomatonBuilder]: Finished intersection with 36 states and 51 transitions. [2020-11-09 16:38:32,062 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:32,093 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:32,093 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,095 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,095 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,096 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,096 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,154 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 16:38:32,155 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,156 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,156 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,157 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,157 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,159 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,159 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,160 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,161 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,161 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,162 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,163 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 16:38:32,163 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,165 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,165 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,166 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,166 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,209 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,210 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,211 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,211 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,212 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,212 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,243 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,243 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,244 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,245 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,245 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,246 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,276 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,277 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,278 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,278 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,279 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,279 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,311 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,312 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,313 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,313 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,314 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,314 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,345 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [10361#(<= ~__unbuffered_cnt~0 0)] [2020-11-09 16:38:32,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-09 16:38:32,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:32,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-09 16:38:32,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-09 16:38:32,346 INFO L87 Difference]: Start difference. First operand 293 states and 701 transitions. Second operand 7 states. [2020-11-09 16:38:32,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:32,417 INFO L93 Difference]: Finished difference Result 270 states and 653 transitions. [2020-11-09 16:38:32,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-09 16:38:32,418 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2020-11-09 16:38:32,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:32,420 INFO L225 Difference]: With dead ends: 270 [2020-11-09 16:38:32,420 INFO L226 Difference]: Without dead ends: 255 [2020-11-09 16:38:32,420 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-11-09 16:38:32,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-11-09 16:38:32,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2020-11-09 16:38:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-11-09 16:38:32,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 625 transitions. [2020-11-09 16:38:32,428 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 625 transitions. Word has length 19 [2020-11-09 16:38:32,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:32,429 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 625 transitions. [2020-11-09 16:38:32,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-09 16:38:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 625 transitions. [2020-11-09 16:38:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-09 16:38:32,430 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:32,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:32,430 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 16:38:32,431 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:32,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:32,431 INFO L82 PathProgramCache]: Analyzing trace with hash -70285089, now seen corresponding path program 1 times [2020-11-09 16:38:32,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:32,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037244308] [2020-11-09 16:38:32,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:32,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:32,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037244308] [2020-11-09 16:38:32,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:32,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-09 16:38:32,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2138529190] [2020-11-09 16:38:32,543 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:32,553 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:32,599 INFO L252 McrAutomatonBuilder]: Finished intersection with 84 states and 161 transitions. [2020-11-09 16:38:32,600 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:32,615 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,616 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,617 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,617 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,618 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,618 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,645 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:32,646 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,649 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,649 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,650 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,651 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,694 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 16:38:32,695 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,695 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,695 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,696 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,696 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,697 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 2, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,697 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,698 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,698 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,699 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,700 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,701 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 16:38:32,701 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,702 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,703 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,703 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:32,704 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,750 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:32,750 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,751 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,751 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,752 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,752 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,793 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:32,794 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,795 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,796 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,796 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,797 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,829 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:32,830 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,830 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,831 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,832 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,832 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,947 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,948 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,949 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,949 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,950 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,950 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,994 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,995 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,996 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:32,996 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:32,997 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:32,998 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,061 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:38:33,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 16:38:33,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:33,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 16:38:33,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:33,062 INFO L87 Difference]: Start difference. First operand 255 states and 625 transitions. Second operand 3 states. [2020-11-09 16:38:33,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:33,083 INFO L93 Difference]: Finished difference Result 377 states and 908 transitions. [2020-11-09 16:38:33,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 16:38:33,084 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2020-11-09 16:38:33,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:33,086 INFO L225 Difference]: With dead ends: 377 [2020-11-09 16:38:33,086 INFO L226 Difference]: Without dead ends: 175 [2020-11-09 16:38:33,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 16:38:33,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-11-09 16:38:33,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 175. [2020-11-09 16:38:33,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-11-09 16:38:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 395 transitions. [2020-11-09 16:38:33,093 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 395 transitions. Word has length 23 [2020-11-09 16:38:33,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:33,094 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 395 transitions. [2020-11-09 16:38:33,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 16:38:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 395 transitions. [2020-11-09 16:38:33,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-09 16:38:33,095 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:33,095 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:33,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 16:38:33,095 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:33,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:33,096 INFO L82 PathProgramCache]: Analyzing trace with hash -423697721, now seen corresponding path program 2 times [2020-11-09 16:38:33,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:33,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069020368] [2020-11-09 16:38:33,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 16:38:33,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 16:38:33,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069020368] [2020-11-09 16:38:33,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 16:38:33,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 16:38:33,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1339315869] [2020-11-09 16:38:33,190 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 16:38:33,200 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 16:38:33,252 INFO L252 McrAutomatonBuilder]: Finished intersection with 81 states and 140 transitions. [2020-11-09 16:38:33,252 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 16:38:33,271 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:33,271 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,272 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:33,272 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,273 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:33,273 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,301 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 16:38:33,302 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,303 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:33,303 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,304 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:33,304 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,355 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 16:38:33,356 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,356 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,357 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,357 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,358 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,359 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,359 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,359 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,360 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,360 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,361 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,362 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 16:38:33,362 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,363 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,363 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,364 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 16:38:33,364 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,397 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:33,397 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,398 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 16:38:33,398 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,399 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 16:38:33,399 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 16:38:33,454 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 16:38:33,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-09 16:38:33,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 16:38:33,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-09 16:38:33,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-09 16:38:33,456 INFO L87 Difference]: Start difference. First operand 175 states and 395 transitions. Second operand 4 states. [2020-11-09 16:38:33,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 16:38:33,491 INFO L93 Difference]: Finished difference Result 222 states and 493 transitions. [2020-11-09 16:38:33,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-09 16:38:33,492 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-11-09 16:38:33,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 16:38:33,493 INFO L225 Difference]: With dead ends: 222 [2020-11-09 16:38:33,493 INFO L226 Difference]: Without dead ends: 120 [2020-11-09 16:38:33,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-09 16:38:33,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-11-09 16:38:33,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-11-09 16:38:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-11-09 16:38:33,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 255 transitions. [2020-11-09 16:38:33,502 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 255 transitions. Word has length 23 [2020-11-09 16:38:33,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 16:38:33,502 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 255 transitions. [2020-11-09 16:38:33,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-09 16:38:33,502 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 255 transitions. [2020-11-09 16:38:33,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-09 16:38:33,503 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 16:38:33,503 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 16:38:33,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-09 16:38:33,504 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 16:38:33,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 16:38:33,504 INFO L82 PathProgramCache]: Analyzing trace with hash 659528957, now seen corresponding path program 3 times [2020-11-09 16:38:33,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 16:38:33,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628606166] [2020-11-09 16:38:33,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 16:38:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:38:33,656 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:38:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 16:38:33,820 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 16:38:33,903 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-09 16:38:33,907 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-09 16:38:33,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-09 16:38:34,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:38:34 BasicIcfg [2020-11-09 16:38:34,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 16:38:34,045 INFO L168 Benchmark]: Toolchain (without parser) took 18223.24 ms. Allocated memory was 154.1 MB in the beginning and 331.4 MB in the end (delta: 177.2 MB). Free memory was 128.6 MB in the beginning and 142.5 MB in the end (delta: -13.9 MB). Peak memory consumption was 164.3 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,046 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 154.1 MB. Free memory was 127.2 MB in the beginning and 127.1 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 16:38:34,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 823.94 ms. Allocated memory is still 154.1 MB. Free memory was 128.0 MB in the beginning and 125.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.87 ms. Allocated memory is still 154.1 MB. Free memory was 125.0 MB in the beginning and 122.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,048 INFO L168 Benchmark]: Boogie Preprocessor took 59.74 ms. Allocated memory is still 154.1 MB. Free memory was 122.3 MB in the beginning and 120.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,049 INFO L168 Benchmark]: RCFGBuilder took 2454.98 ms. Allocated memory was 154.1 MB in the beginning and 185.6 MB in the end (delta: 31.5 MB). Free memory was 120.2 MB in the beginning and 86.2 MB in the end (delta: 34.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,050 INFO L168 Benchmark]: TraceAbstraction took 14782.15 ms. Allocated memory was 185.6 MB in the beginning and 331.4 MB in the end (delta: 145.8 MB). Free memory was 85.7 MB in the beginning and 143.0 MB in the end (delta: -57.3 MB). Peak memory consumption was 88.4 MB. Max. memory is 8.0 GB. [2020-11-09 16:38:34,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 154.1 MB. Free memory was 127.2 MB in the beginning and 127.1 MB in the end (delta: 84.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 823.94 ms. Allocated memory is still 154.1 MB. Free memory was 128.0 MB in the beginning and 125.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 88.87 ms. Allocated memory is still 154.1 MB. Free memory was 125.0 MB in the beginning and 122.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.74 ms. Allocated memory is still 154.1 MB. Free memory was 122.3 MB in the beginning and 120.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2454.98 ms. Allocated memory was 154.1 MB in the beginning and 185.6 MB in the end (delta: 31.5 MB). Free memory was 120.2 MB in the beginning and 86.2 MB in the end (delta: 34.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14782.15 ms. Allocated memory was 185.6 MB in the beginning and 331.4 MB in the end (delta: 145.8 MB). Free memory was 85.7 MB in the beginning and 143.0 MB in the end (delta: -57.3 MB). Peak memory consumption was 88.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1208 VarBasedMoverChecksPositive, 37 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 102 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 10.2s, 115 PlacesBefore, 38 PlacesAfterwards, 108 TransitionsBefore, 28 TransitionsAfterwards, 2166 CoEnabledTransitionPairs, 7 FixpointIterations, 39 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 11 ConcurrentYvCompositions, 3 ChoiceCompositions, 99 TotalNumberOfCompositions, 6338 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p1_EAX = 0; [L713] 0 int __unbuffered_p1_EBX = 0; [L715] 0 int __unbuffered_p2_EAX = 0; [L717] 0 int __unbuffered_p2_EBX = 0; [L719] 0 int a = 0; [L720] 0 _Bool a$flush_delayed; [L721] 0 int a$mem_tmp; [L722] 0 _Bool a$r_buff0_thd0; [L723] 0 _Bool a$r_buff0_thd1; [L724] 0 _Bool a$r_buff0_thd2; [L725] 0 _Bool a$r_buff0_thd3; [L726] 0 _Bool a$r_buff1_thd0; [L727] 0 _Bool a$r_buff1_thd1; [L728] 0 _Bool a$r_buff1_thd2; [L729] 0 _Bool a$r_buff1_thd3; [L730] 0 _Bool a$read_delayed; [L731] 0 int *a$read_delayed_var; [L732] 0 int a$w_buff0; [L733] 0 _Bool a$w_buff0_used; [L734] 0 int a$w_buff1; [L735] 0 _Bool a$w_buff1_used; [L736] 0 _Bool main$tmp_guard0; [L737] 0 _Bool main$tmp_guard1; [L739] 0 int x = 0; [L741] 0 int y = 0; [L743] 0 int z = 0; [L744] 0 _Bool weak$$choice0; [L745] 0 _Bool weak$$choice2; [L848] 0 pthread_t t287; [L849] FCALL, FORK 0 pthread_create(&t287, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L749] 1 a$w_buff1 = a$w_buff0 [L750] 1 a$w_buff0 = 1 [L751] 1 a$w_buff1_used = a$w_buff0_used [L752] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L754] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L755] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L756] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L757] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L758] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L850] 0 pthread_t t288; [L851] FCALL, FORK 0 pthread_create(&t288, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L852] 0 pthread_t t289; [L853] FCALL, FORK 0 pthread_create(&t289, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L761] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L778] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L781] 2 y = 1 [L784] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L787] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L804] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L790] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L791] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L792] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L793] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L794] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L807] 3 __unbuffered_p2_EAX = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L810] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L811] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L812] 3 a$flush_delayed = weak$$choice2 [L813] 3 a$mem_tmp = a [L814] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L814] 3 a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L815] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L815] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0) [L815] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L815] 3 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L816] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L816] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1) [L816] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L816] 3 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L817] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L817] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used) [L817] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L817] 3 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L818] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L818] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L819] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3) [L819] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L819] 3 a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L820] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L820] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 __unbuffered_p2_EBX = a [L822] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L822] 3 a = a$flush_delayed ? a$mem_tmp : a [L823] 3 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L764] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L765] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L765] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L766] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L767] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L768] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L771] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L773] 1 return 0; [L826] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L826] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L826] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L826] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L827] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L827] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L828] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L828] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L829] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L829] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L830] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L830] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L833] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L835] 3 return 0; [L855] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) [L859] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L859] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L859] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L859] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L860] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L860] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L861] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L861] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L862] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L862] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L863] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L863] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L866] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix011_pso.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 106 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.4s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.3s, HoareTripleCheckerStatistics: 197 SDtfs, 160 SDslu, 266 SDs, 0 SdLazy, 90 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 119 SyntacticMatches, 9 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1166occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 4016 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...