/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix015_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:29:35,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:29:35,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:29:35,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:29:35,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:29:35,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:29:35,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:29:35,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:29:35,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:29:35,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:29:35,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:29:35,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:29:35,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:29:35,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:29:35,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:29:35,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:29:36,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:29:36,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:29:36,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:29:36,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:29:36,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:29:36,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:29:36,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:29:36,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:29:36,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 23:29:36,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:29:36,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:29:36,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:29:36,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:29:36,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:29:36,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:29:36,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:29:36,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:29:36,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:29:36,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:29:36,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:29:36,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-05 23:29:36,069 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:29:36,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:29:36,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:29:36,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:29:36,072 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:29:36,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:29:36,073 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:29:36,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:29:36,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:29:36,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:29:36,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:29:36,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:29:36,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:29:36,075 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:29:36,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:29:36,075 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:29:36,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:29:36,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:29:36,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:29:36,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:29:36,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:29:36,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:29:36,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:29:36,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:29:36,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:29:36,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:29:36,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:29:36,078 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:29:36,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:29:36,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:29:36,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:29:36,396 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:29:36,398 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:29:36,399 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:29:36,400 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix015_power.oepc.i [2020-10-05 23:29:36,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72f891f74/866ae5d3dd244efcb8509cb544c3f414/FLAGa8dc4c1cf [2020-10-05 23:29:37,004 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:29:37,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix015_power.oepc.i [2020-10-05 23:29:37,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72f891f74/866ae5d3dd244efcb8509cb544c3f414/FLAGa8dc4c1cf [2020-10-05 23:29:37,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72f891f74/866ae5d3dd244efcb8509cb544c3f414 [2020-10-05 23:29:37,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:29:37,343 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:29:37,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:29:37,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:29:37,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:29:37,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:29:37" (1/1) ... [2020-10-05 23:29:37,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6779d787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:37, skipping insertion in model container [2020-10-05 23:29:37,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:29:37" (1/1) ... [2020-10-05 23:29:37,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:29:37,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:29:37,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:29:37,912 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:29:37,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:29:38,047 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:29:38,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38 WrapperNode [2020-10-05 23:29:38,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:29:38,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:29:38,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:29:38,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:29:38,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:29:38,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:29:38,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:29:38,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:29:38,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... [2020-10-05 23:29:38,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:29:38,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:29:38,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:29:38,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:29:38,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:29:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:29:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:29:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:29:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:29:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:29:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:29:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:29:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:29:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-05 23:29:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-05 23:29:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:29:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:29:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:29:38,226 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:29:40,174 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:29:40,174 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:29:40,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:29:40 BoogieIcfgContainer [2020-10-05 23:29:40,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:29:40,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:29:40,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:29:40,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:29:40,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:29:37" (1/3) ... [2020-10-05 23:29:40,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c7236f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:29:40, skipping insertion in model container [2020-10-05 23:29:40,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:29:38" (2/3) ... [2020-10-05 23:29:40,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15c7236f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:29:40, skipping insertion in model container [2020-10-05 23:29:40,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:29:40" (3/3) ... [2020-10-05 23:29:40,185 INFO L109 eAbstractionObserver]: Analyzing ICFG mix015_power.oepc.i [2020-10-05 23:29:40,195 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:29:40,195 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:29:40,202 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:29:40,203 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:29:40,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,235 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,235 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,236 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,236 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,236 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,237 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,237 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,238 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,240 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,243 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,243 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,244 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,245 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,246 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,247 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,248 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,249 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,250 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,250 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,250 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,252 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,252 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,252 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,252 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,252 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,253 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,253 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,253 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,254 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,257 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,258 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,258 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,259 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,264 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,265 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,265 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,266 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,267 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,268 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,269 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:29:40,287 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-05 23:29:40,307 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:29:40,307 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:29:40,307 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:29:40,308 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:29:40,308 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:29:40,308 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:29:40,308 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:29:40,308 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:29:40,324 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 100 transitions, 215 flow [2020-10-05 23:29:40,326 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 100 transitions, 215 flow [2020-10-05 23:29:40,373 INFO L129 PetriNetUnfolder]: 2/97 cut-off events. [2020-10-05 23:29:40,374 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:29:40,379 INFO L80 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 97 events. 2/97 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 63. Up to 2 conditions per place. [2020-10-05 23:29:40,383 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 100 transitions, 215 flow [2020-10-05 23:29:40,412 INFO L129 PetriNetUnfolder]: 2/97 cut-off events. [2020-10-05 23:29:40,413 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:29:40,414 INFO L80 FinitePrefix]: Finished finitePrefix Result has 107 conditions, 97 events. 2/97 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/93 useless extension candidates. Maximal degree in co-relation 63. Up to 2 conditions per place. [2020-10-05 23:29:40,417 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1928 [2020-10-05 23:29:40,419 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:29:40,776 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 23:29:40,930 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-10-05 23:29:42,713 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2020-10-05 23:29:42,831 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-05 23:29:42,971 INFO L206 etLargeBlockEncoding]: Checked pairs total: 5073 [2020-10-05 23:29:42,971 INFO L214 etLargeBlockEncoding]: Total number of compositions: 79 [2020-10-05 23:29:42,979 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 28 transitions, 71 flow [2020-10-05 23:29:43,099 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1136 states. [2020-10-05 23:29:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states. [2020-10-05 23:29:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-05 23:29:43,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:43,132 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-05 23:29:43,132 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:43,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:43,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1063949, now seen corresponding path program 1 times [2020-10-05 23:29:43,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:43,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019049621] [2020-10-05 23:29:43,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:43,495 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019049621] [2020-10-05 23:29:43,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:43,497 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:29:43,497 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190537587] [2020-10-05 23:29:43,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:29:43,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:43,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:29:43,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:43,520 INFO L87 Difference]: Start difference. First operand 1136 states. Second operand 3 states. [2020-10-05 23:29:43,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:43,616 INFO L93 Difference]: Finished difference Result 974 states and 3122 transitions. [2020-10-05 23:29:43,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:29:43,619 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-05 23:29:43,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:43,644 INFO L225 Difference]: With dead ends: 974 [2020-10-05 23:29:43,645 INFO L226 Difference]: Without dead ends: 794 [2020-10-05 23:29:43,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:43,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-10-05 23:29:43,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794. [2020-10-05 23:29:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-10-05 23:29:43,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 2498 transitions. [2020-10-05 23:29:43,744 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 2498 transitions. Word has length 3 [2020-10-05 23:29:43,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:43,745 INFO L479 AbstractCegarLoop]: Abstraction has 794 states and 2498 transitions. [2020-10-05 23:29:43,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:29:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 2498 transitions. [2020-10-05 23:29:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:29:43,746 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:43,747 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:29:43,747 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:29:43,747 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:43,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:43,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1909619194, now seen corresponding path program 1 times [2020-10-05 23:29:43,748 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:43,748 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892191757] [2020-10-05 23:29:43,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:43,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892191757] [2020-10-05 23:29:43,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:43,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:29:43,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700459075] [2020-10-05 23:29:43,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:29:43,830 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:43,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:29:43,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:43,831 INFO L87 Difference]: Start difference. First operand 794 states and 2498 transitions. Second operand 3 states. [2020-10-05 23:29:43,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:43,859 INFO L93 Difference]: Finished difference Result 734 states and 2280 transitions. [2020-10-05 23:29:43,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:29:43,859 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:29:43,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:43,866 INFO L225 Difference]: With dead ends: 734 [2020-10-05 23:29:43,866 INFO L226 Difference]: Without dead ends: 734 [2020-10-05 23:29:43,867 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:43,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2020-10-05 23:29:43,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2020-10-05 23:29:43,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2020-10-05 23:29:43,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 2280 transitions. [2020-10-05 23:29:43,907 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 2280 transitions. Word has length 9 [2020-10-05 23:29:43,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:43,908 INFO L479 AbstractCegarLoop]: Abstraction has 734 states and 2280 transitions. [2020-10-05 23:29:43,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:29:43,908 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 2280 transitions. [2020-10-05 23:29:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-05 23:29:43,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:43,912 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:29:43,912 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:29:43,912 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:43,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:43,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1226836792, now seen corresponding path program 1 times [2020-10-05 23:29:43,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:43,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701653417] [2020-10-05 23:29:43,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,039 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701653417] [2020-10-05 23:29:44,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:29:44,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403990815] [2020-10-05 23:29:44,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:29:44,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:29:44,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:44,041 INFO L87 Difference]: Start difference. First operand 734 states and 2280 transitions. Second operand 3 states. [2020-10-05 23:29:44,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,058 INFO L93 Difference]: Finished difference Result 694 states and 2138 transitions. [2020-10-05 23:29:44,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:29:44,059 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-05 23:29:44,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,064 INFO L225 Difference]: With dead ends: 694 [2020-10-05 23:29:44,064 INFO L226 Difference]: Without dead ends: 694 [2020-10-05 23:29:44,065 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:29:44,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2020-10-05 23:29:44,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 694. [2020-10-05 23:29:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 694 states. [2020-10-05 23:29:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 2138 transitions. [2020-10-05 23:29:44,086 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 2138 transitions. Word has length 11 [2020-10-05 23:29:44,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,086 INFO L479 AbstractCegarLoop]: Abstraction has 694 states and 2138 transitions. [2020-10-05 23:29:44,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:29:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 2138 transitions. [2020-10-05 23:29:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 23:29:44,089 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:29:44,089 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:29:44,089 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,090 INFO L82 PathProgramCache]: Analyzing trace with hash 2125835106, now seen corresponding path program 1 times [2020-10-05 23:29:44,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,090 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577599785] [2020-10-05 23:29:44,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577599785] [2020-10-05 23:29:44,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:29:44,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117561410] [2020-10-05 23:29:44,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:29:44,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:29:44,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:29:44,178 INFO L87 Difference]: Start difference. First operand 694 states and 2138 transitions. Second operand 4 states. [2020-10-05 23:29:44,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,223 INFO L93 Difference]: Finished difference Result 638 states and 1738 transitions. [2020-10-05 23:29:44,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:29:44,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-10-05 23:29:44,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,227 INFO L225 Difference]: With dead ends: 638 [2020-10-05 23:29:44,227 INFO L226 Difference]: Without dead ends: 458 [2020-10-05 23:29:44,228 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:29:44,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2020-10-05 23:29:44,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2020-10-05 23:29:44,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2020-10-05 23:29:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1194 transitions. [2020-10-05 23:29:44,240 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1194 transitions. Word has length 13 [2020-10-05 23:29:44,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,240 INFO L479 AbstractCegarLoop]: Abstraction has 458 states and 1194 transitions. [2020-10-05 23:29:44,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:29:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1194 transitions. [2020-10-05 23:29:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-05 23:29:44,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,242 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:29:44,242 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:29:44,242 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,243 INFO L82 PathProgramCache]: Analyzing trace with hash -971258912, now seen corresponding path program 1 times [2020-10-05 23:29:44,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,243 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282947776] [2020-10-05 23:29:44,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,400 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282947776] [2020-10-05 23:29:44,400 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,400 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:29:44,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471532898] [2020-10-05 23:29:44,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:29:44,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:29:44,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:29:44,402 INFO L87 Difference]: Start difference. First operand 458 states and 1194 transitions. Second operand 5 states. [2020-10-05 23:29:44,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,453 INFO L93 Difference]: Finished difference Result 375 states and 914 transitions. [2020-10-05 23:29:44,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:29:44,453 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2020-10-05 23:29:44,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,455 INFO L225 Difference]: With dead ends: 375 [2020-10-05 23:29:44,455 INFO L226 Difference]: Without dead ends: 295 [2020-10-05 23:29:44,456 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:29:44,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2020-10-05 23:29:44,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2020-10-05 23:29:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-10-05 23:29:44,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 705 transitions. [2020-10-05 23:29:44,464 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 705 transitions. Word has length 16 [2020-10-05 23:29:44,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,464 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 705 transitions. [2020-10-05 23:29:44,464 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:29:44,464 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 705 transitions. [2020-10-05 23:29:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-05 23:29:44,465 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,465 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:29:44,466 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:29:44,466 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1231003595, now seen corresponding path program 1 times [2020-10-05 23:29:44,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,467 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301514269] [2020-10-05 23:29:44,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301514269] [2020-10-05 23:29:44,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:29:44,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772301338] [2020-10-05 23:29:44,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:29:44,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:29:44,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:29:44,656 INFO L87 Difference]: Start difference. First operand 295 states and 705 transitions. Second operand 6 states. [2020-10-05 23:29:44,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,709 INFO L93 Difference]: Finished difference Result 272 states and 657 transitions. [2020-10-05 23:29:44,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:29:44,709 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2020-10-05 23:29:44,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,711 INFO L225 Difference]: With dead ends: 272 [2020-10-05 23:29:44,711 INFO L226 Difference]: Without dead ends: 257 [2020-10-05 23:29:44,712 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:29:44,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-05 23:29:44,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2020-10-05 23:29:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-10-05 23:29:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 629 transitions. [2020-10-05 23:29:44,718 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 629 transitions. Word has length 19 [2020-10-05 23:29:44,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,719 INFO L479 AbstractCegarLoop]: Abstraction has 257 states and 629 transitions. [2020-10-05 23:29:44,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:29:44,719 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 629 transitions. [2020-10-05 23:29:44,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-05 23:29:44,720 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,720 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] [2020-10-05 23:29:44,720 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:29:44,720 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1352854248, now seen corresponding path program 1 times [2020-10-05 23:29:44,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343851965] [2020-10-05 23:29:44,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343851965] [2020-10-05 23:29:44,781 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,781 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:29:44,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901137621] [2020-10-05 23:29:44,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:29:44,782 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:29:44,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:29:44,783 INFO L87 Difference]: Start difference. First operand 257 states and 629 transitions. Second operand 4 states. [2020-10-05 23:29:44,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,799 INFO L93 Difference]: Finished difference Result 355 states and 851 transitions. [2020-10-05 23:29:44,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:29:44,800 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-10-05 23:29:44,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,801 INFO L225 Difference]: With dead ends: 355 [2020-10-05 23:29:44,801 INFO L226 Difference]: Without dead ends: 161 [2020-10-05 23:29:44,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:29:44,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-05 23:29:44,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2020-10-05 23:29:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-05 23:29:44,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 353 transitions. [2020-10-05 23:29:44,806 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 353 transitions. Word has length 23 [2020-10-05 23:29:44,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,806 INFO L479 AbstractCegarLoop]: Abstraction has 161 states and 353 transitions. [2020-10-05 23:29:44,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:29:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 353 transitions. [2020-10-05 23:29:44,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-05 23:29:44,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,807 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] [2020-10-05 23:29:44,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:29:44,807 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,808 INFO L82 PathProgramCache]: Analyzing trace with hash -745269336, now seen corresponding path program 2 times [2020-10-05 23:29:44,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585640879] [2020-10-05 23:29:44,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:29:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:29:44,860 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585640879] [2020-10-05 23:29:44,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:29:44,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:29:44,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881821098] [2020-10-05 23:29:44,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:29:44,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:29:44,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:29:44,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:29:44,862 INFO L87 Difference]: Start difference. First operand 161 states and 353 transitions. Second operand 4 states. [2020-10-05 23:29:44,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:29:44,880 INFO L93 Difference]: Finished difference Result 208 states and 451 transitions. [2020-10-05 23:29:44,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:29:44,880 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-10-05 23:29:44,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:29:44,881 INFO L225 Difference]: With dead ends: 208 [2020-10-05 23:29:44,881 INFO L226 Difference]: Without dead ends: 116 [2020-10-05 23:29:44,882 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:29:44,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-10-05 23:29:44,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-10-05 23:29:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-05 23:29:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 243 transitions. [2020-10-05 23:29:44,885 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 243 transitions. Word has length 23 [2020-10-05 23:29:44,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:29:44,885 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 243 transitions. [2020-10-05 23:29:44,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:29:44,886 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 243 transitions. [2020-10-05 23:29:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-05 23:29:44,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:29:44,886 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] [2020-10-05 23:29:44,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:29:44,887 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:29:44,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:29:44,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1424404896, now seen corresponding path program 3 times [2020-10-05 23:29:44,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:29:44,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732226233] [2020-10-05 23:29:44,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:29:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:29:44,935 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:29:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:29:44,992 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:29:45,031 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 23:29:45,032 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 23:29:45,032 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:29:45,033 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-05 23:29:45,057 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1035] [1035] L848-->L855: Formula: (let ((.cse7 (= (mod ~a$r_buff0_thd0~0_In1377655139 256) 0)) (.cse6 (= (mod ~a$w_buff0_used~0_In1377655139 256) 0)) (.cse9 (= (mod ~a$r_buff1_thd0~0_In1377655139 256) 0)) (.cse8 (= (mod ~a$w_buff1_used~0_In1377655139 256) 0))) (let ((.cse0 (not .cse8)) (.cse1 (not .cse9)) (.cse2 (or .cse8 .cse9)) (.cse3 (or .cse7 .cse6)) (.cse4 (not .cse7)) (.cse5 (not .cse6))) (and (or (and .cse0 (= ~a$w_buff1_used~0_Out1377655139 0) .cse1) (and .cse2 (= ~a$w_buff1_used~0_Out1377655139 ~a$w_buff1_used~0_In1377655139))) (or (and .cse3 (or (and .cse0 (= ~a~0_Out1377655139 ~a$w_buff1~0_In1377655139) .cse1) (and .cse2 (= ~a~0_In1377655139 ~a~0_Out1377655139)))) (and (= ~a~0_Out1377655139 ~a$w_buff0~0_In1377655139) .cse4 .cse5)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out1377655139 |ULTIMATE.start_assume_abort_if_not_#in~cond_In1377655139|) (or (and .cse3 (= ~a$w_buff0_used~0_In1377655139 ~a$w_buff0_used~0_Out1377655139)) (and .cse4 .cse5 (= 0 ~a$w_buff0_used~0_Out1377655139))) (= ~a$r_buff1_thd0~0_In1377655139 ~a$r_buff1_thd0~0_Out1377655139) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out1377655139 0)) (= ~a$r_buff0_thd0~0_In1377655139 ~a$r_buff0_thd0~0_Out1377655139)))) InVars {~a~0=~a~0_In1377655139, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1377655139|, ~a$w_buff1~0=~a$w_buff1~0_In1377655139, ~a$w_buff0~0=~a$w_buff0~0_In1377655139, ~a$r_buff1_thd0~0=~a$r_buff1_thd0~0_In1377655139, ~a$w_buff0_used~0=~a$w_buff0_used~0_In1377655139, ~a$r_buff0_thd0~0=~a$r_buff0_thd0~0_In1377655139, ~a$w_buff1_used~0=~a$w_buff1_used~0_In1377655139} OutVars{ULTIMATE.start_main_#t~ite47=|ULTIMATE.start_main_#t~ite47_Out1377655139|, ~a$w_buff0_used~0=~a$w_buff0_used~0_Out1377655139, ULTIMATE.start_main_#t~ite46=|ULTIMATE.start_main_#t~ite46_Out1377655139|, ULTIMATE.start_main_#t~ite49=|ULTIMATE.start_main_#t~ite49_Out1377655139|, ~a$r_buff0_thd0~0=~a$r_buff0_thd0~0_Out1377655139, ULTIMATE.start_main_#t~ite48=|ULTIMATE.start_main_#t~ite48_Out1377655139|, ULTIMATE.start_main_#t~ite50=|ULTIMATE.start_main_#t~ite50_Out1377655139|, ~a~0=~a~0_Out1377655139, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In1377655139|, ULTIMATE.start_main_#t~ite51=|ULTIMATE.start_main_#t~ite51_Out1377655139|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out1377655139, ~a$w_buff1~0=~a$w_buff1~0_In1377655139, ~a$w_buff0~0=~a$w_buff0~0_In1377655139, ~a$r_buff1_thd0~0=~a$r_buff1_thd0~0_Out1377655139, ~a$w_buff1_used~0=~a$w_buff1_used~0_Out1377655139} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite50, ~a~0, ULTIMATE.start_main_#t~ite51, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#t~ite47, ~a$r_buff1_thd0~0, ~a$w_buff0_used~0, ULTIMATE.start_main_#t~ite46, ULTIMATE.start_main_#t~ite49, ~a$r_buff0_thd0~0, ULTIMATE.start_main_#t~ite48, ~a$w_buff1_used~0] because there is no mapped edge [2020-10-05 23:29:45,063 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,064 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,065 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,065 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,065 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,065 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,066 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,066 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,066 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,066 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,066 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,066 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,067 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,067 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,068 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,068 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,068 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,068 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,068 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,069 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,069 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,069 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,069 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,069 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,069 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,069 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,070 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,070 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,070 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,070 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,070 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,070 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,071 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,071 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,071 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,071 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,071 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,072 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,072 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,072 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,072 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,072 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,073 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,073 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,073 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,073 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,073 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,073 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,074 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,074 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,074 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:29:45,074 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:29:45,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:29:45 BasicIcfg [2020-10-05 23:29:45,153 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:29:45,155 INFO L168 Benchmark]: Toolchain (without parser) took 7811.11 ms. Allocated memory was 140.5 MB in the beginning and 332.9 MB in the end (delta: 192.4 MB). Free memory was 102.2 MB in the beginning and 157.6 MB in the end (delta: -55.5 MB). Peak memory consumption was 136.9 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,155 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.95 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 157.0 MB in the end (delta: -55.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.30 ms. Allocated memory is still 203.4 MB. Free memory was 157.0 MB in the beginning and 154.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,157 INFO L168 Benchmark]: Boogie Preprocessor took 40.23 ms. Allocated memory is still 203.4 MB. Free memory was 154.2 MB in the beginning and 151.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,158 INFO L168 Benchmark]: RCFGBuilder took 2019.14 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 151.4 MB in the beginning and 166.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 99.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,159 INFO L168 Benchmark]: TraceAbstraction took 4974.75 ms. Allocated memory was 245.4 MB in the beginning and 332.9 MB in the end (delta: 87.6 MB). Free memory was 166.5 MB in the beginning and 157.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. [2020-10-05 23:29:45,163 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 703.95 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 101.7 MB in the beginning and 157.0 MB in the end (delta: -55.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.30 ms. Allocated memory is still 203.4 MB. Free memory was 157.0 MB in the beginning and 154.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.23 ms. Allocated memory is still 203.4 MB. Free memory was 154.2 MB in the beginning and 151.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2019.14 ms. Allocated memory was 203.4 MB in the beginning and 245.4 MB in the end (delta: 41.9 MB). Free memory was 151.4 MB in the beginning and 166.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 99.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4974.75 ms. Allocated memory was 245.4 MB in the beginning and 332.9 MB in the end (delta: 87.6 MB). Free memory was 166.5 MB in the beginning and 157.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.6s, 108 ProgramPointsBefore, 38 ProgramPointsAfterwards, 100 TransitionsBefore, 28 TransitionsAfterwards, 1928 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 2 ChoiceCompositions, 981 VarBasedMoverChecksPositive, 38 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 5073 CheckedPairsTotal, 79 TotalNumberOfCompositions - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L698] 0 int __unbuffered_cnt = 0; [L700] 0 int __unbuffered_p0_EAX = 0; [L702] 0 int __unbuffered_p0_EBX = 0; [L704] 0 int __unbuffered_p1_EAX = 0; [L706] 0 int __unbuffered_p2_EAX = 0; [L708] 0 int __unbuffered_p2_EBX = 0; [L710] 0 int a = 0; [L711] 0 _Bool a$flush_delayed; [L712] 0 int a$mem_tmp; [L713] 0 _Bool a$r_buff0_thd0; [L714] 0 _Bool a$r_buff0_thd1; [L715] 0 _Bool a$r_buff0_thd2; [L716] 0 _Bool a$r_buff0_thd3; [L717] 0 _Bool a$r_buff1_thd0; [L718] 0 _Bool a$r_buff1_thd1; [L719] 0 _Bool a$r_buff1_thd2; [L720] 0 _Bool a$r_buff1_thd3; [L721] 0 _Bool a$read_delayed; [L722] 0 int *a$read_delayed_var; [L723] 0 int a$w_buff0; [L724] 0 _Bool a$w_buff0_used; [L725] 0 int a$w_buff1; [L726] 0 _Bool a$w_buff1_used; [L727] 0 _Bool main$tmp_guard0; [L728] 0 _Bool main$tmp_guard1; [L730] 0 int x = 0; [L732] 0 int y = 0; [L734] 0 int z = 0; [L735] 0 _Bool weak$$choice0; [L736] 0 _Bool weak$$choice2; [L839] 0 pthread_t t385; [L840] FCALL, FORK 0 pthread_create(&t385, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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] [L841] 0 pthread_t t386; [L842] FCALL, FORK 0 pthread_create(&t386, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L843] 0 pthread_t t387; [L844] FCALL, FORK 0 pthread_create(&t387, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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, 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] [L740] 1 a$w_buff1 = a$w_buff0 [L741] 1 a$w_buff0 = 1 [L742] 1 a$w_buff1_used = a$w_buff0_used [L743] 1 a$w_buff0_used = (_Bool)1 [L7] COND TRUE 1 !expression [L7] 1 __VERIFIER_error() [L745] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L746] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L747] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L748] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L749] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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] [L752] 1 x = 1 [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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] [L758] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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] [L775] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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=1, y=1, z=0] [L778] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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=1, y=1, z=0] [L781] 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) [L781] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L782] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L783] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L783] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L784] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L784] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L785] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L785] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L795] 3 z = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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=1, y=1, z=1] [L798] 3 __unbuffered_p2_EAX = z VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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=1, y=1, z=1] [L801] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L802] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L803] 3 a$flush_delayed = weak$$choice2 [L804] 3 a$mem_tmp = a [L805] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L805] 3 a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L806] EXPR 3 weak$$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$w_buff0)) [L806] EXPR 3 !a$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) [L806] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L806] 3 a$w_buff0 = weak$$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)) [L807] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L807] 3 a$w_buff1 = weak$$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)) [L808] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L808] 3 a$w_buff0_used = weak$$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)) [L809] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L809] 3 a$w_buff1_used = weak$$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)) [L810] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L810] 3 a$r_buff0_thd3 = weak$$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)) [L811] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] 3 a$r_buff1_thd3 = weak$$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$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L812] 3 __unbuffered_p2_EBX = a [L813] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L813] 3 a = a$flush_delayed ? a$mem_tmp : a [L814] 3 a$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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$$choice0=1, weak$$choice2=0, x=1, y=1, z=1] [L817] 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) [L817] 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) [L818] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L818] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L819] 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 [L820] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L820] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L821] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L821] 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 [L824] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L826] 3 return 0; [L761] 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) [L761] 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) [L762] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L762] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L763] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L763] 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 [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L764] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L765] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L765] 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 [L768] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L770] 1 return 0; [L846] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L857] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=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$$choice0=1, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 99 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.7s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, HoareTripleCheckerStatistics: 234 SDtfs, 215 SDslu, 325 SDs, 0 SdLazy, 108 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1136occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4981 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...