/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 14:30:44,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 14:30:44,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 14:30:44,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 14:30:44,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 14:30:44,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 14:30:44,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 14:30:44,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 14:30:44,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 14:30:44,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 14:30:44,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 14:30:44,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 14:30:44,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 14:30:44,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 14:30:44,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 14:30:44,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 14:30:44,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 14:30:44,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 14:30:44,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 14:30:44,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 14:30:44,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 14:30:44,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 14:30:44,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 14:30:44,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 14:30:44,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 14:30:44,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 14:30:44,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 14:30:44,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 14:30:44,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 14:30:44,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 14:30:44,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 14:30:44,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 14:30:44,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 14:30:44,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 14:30:44,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 14:30:44,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 14:30:44,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 14:30:44,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 14:30:44,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 14:30:44,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 14:30:44,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 14:30:44,983 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 14:30:44,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 14:30:44,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 14:30:44,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 14:30:44,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 14:30:44,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 14:30:44,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 14:30:44,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 14:30:44,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 14:30:44,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 14:30:44,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 14:30:44,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 14:30:44,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 14:30:44,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 14:30:44,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 14:30:44,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 14:30:44,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 14:30:44,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 14:30:44,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 14:30:44,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 14:30:44,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 14:30:44,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 14:30:44,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 14:30:44,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 14:30:44,988 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 14:30:44,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 14:30:45,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 14:30:45,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 14:30:45,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 14:30:45,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 14:30:45,291 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 14:30:45,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_power.opt.i [2019-12-18 14:30:45,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea108225/609a7fcc393e4be488c312155665f12f/FLAG5080298dd [2019-12-18 14:30:45,887 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 14:30:45,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_power.opt.i [2019-12-18 14:30:45,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea108225/609a7fcc393e4be488c312155665f12f/FLAG5080298dd [2019-12-18 14:30:46,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea108225/609a7fcc393e4be488c312155665f12f [2019-12-18 14:30:46,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 14:30:46,232 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 14:30:46,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 14:30:46,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 14:30:46,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 14:30:46,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:30:46" (1/1) ... [2019-12-18 14:30:46,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127092cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:46, skipping insertion in model container [2019-12-18 14:30:46,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:30:46" (1/1) ... [2019-12-18 14:30:46,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 14:30:46,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 14:30:46,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 14:30:46,887 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 14:30:46,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 14:30:47,062 INFO L208 MainTranslator]: Completed translation [2019-12-18 14:30:47,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47 WrapperNode [2019-12-18 14:30:47,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 14:30:47,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 14:30:47,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 14:30:47,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 14:30:47,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 14:30:47,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 14:30:47,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 14:30:47,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 14:30:47,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... [2019-12-18 14:30:47,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 14:30:47,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 14:30:47,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 14:30:47,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 14:30:47,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 14:30:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 14:30:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 14:30:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 14:30:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 14:30:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 14:30:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 14:30:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 14:30:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 14:30:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 14:30:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 14:30:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 14:30:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 14:30:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 14:30:47,246 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 14:30:48,041 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 14:30:48,042 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 14:30:48,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:30:48 BoogieIcfgContainer [2019-12-18 14:30:48,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 14:30:48,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 14:30:48,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 14:30:48,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 14:30:48,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:30:46" (1/3) ... [2019-12-18 14:30:48,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511727fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:30:48, skipping insertion in model container [2019-12-18 14:30:48,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:30:47" (2/3) ... [2019-12-18 14:30:48,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511727fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:30:48, skipping insertion in model container [2019-12-18 14:30:48,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:30:48" (3/3) ... [2019-12-18 14:30:48,053 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_power.opt.i [2019-12-18 14:30:48,062 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 14:30:48,063 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 14:30:48,071 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 14:30:48,072 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 14:30:48,110 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,111 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,111 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,111 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,111 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,112 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,112 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,112 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,113 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,113 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,113 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,114 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,115 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,118 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,127 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,128 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,129 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,129 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,129 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,129 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,130 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,131 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,131 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,131 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,132 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,133 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,134 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,135 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,136 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,136 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,136 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,136 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,136 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,137 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,137 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,137 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,138 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,153 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,154 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,155 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,156 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,157 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,158 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,159 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,159 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,159 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,160 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,160 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,160 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,160 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,160 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,161 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,161 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,161 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,161 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,161 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,162 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,162 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,162 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,162 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,162 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,163 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,163 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,163 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,163 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,164 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,164 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,164 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,164 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,164 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,168 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,169 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,169 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,169 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,170 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,171 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,174 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,175 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,179 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,180 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,181 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,182 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,182 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,182 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,183 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,183 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,183 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,183 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,184 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,185 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 14:30:48,199 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 14:30:48,220 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 14:30:48,220 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 14:30:48,220 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 14:30:48,220 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 14:30:48,220 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 14:30:48,221 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 14:30:48,221 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 14:30:48,221 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 14:30:48,238 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-18 14:30:48,240 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 14:30:48,324 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 14:30:48,324 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 14:30:48,342 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 14:30:48,368 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-18 14:30:48,412 INFO L126 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-18 14:30:48,412 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 14:30:48,420 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 9/157 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-18 14:30:48,440 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-18 14:30:48,441 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 14:30:53,624 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-12-18 14:30:54,337 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-18 14:30:54,450 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-18 14:30:54,574 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66367 [2019-12-18 14:30:54,574 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-18 14:30:54,578 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-18 14:31:06,314 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-18 14:31:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-18 14:31:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-18 14:31:06,323 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:31:06,324 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-18 14:31:06,324 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:31:06,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:31:06,331 INFO L82 PathProgramCache]: Analyzing trace with hash 795562213, now seen corresponding path program 1 times [2019-12-18 14:31:06,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:31:06,341 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079755768] [2019-12-18 14:31:06,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:31:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:31:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:31:06,593 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079755768] [2019-12-18 14:31:06,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:31:06,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 14:31:06,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951331136] [2019-12-18 14:31:06,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:31:06,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:31:06,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:31:06,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:31:06,618 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-18 14:31:08,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:31:08,835 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-18 14:31:08,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:31:08,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-18 14:31:08,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:31:09,363 INFO L225 Difference]: With dead ends: 85012 [2019-12-18 14:31:09,363 INFO L226 Difference]: Without dead ends: 80140 [2019-12-18 14:31:09,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:31:14,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-18 14:31:16,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-18 14:31:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-18 14:31:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-18 14:31:17,267 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-18 14:31:17,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:31:17,267 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-18 14:31:17,267 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:31:17,268 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-18 14:31:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 14:31:17,277 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:31:17,277 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:31:17,277 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:31:17,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:31:17,278 INFO L82 PathProgramCache]: Analyzing trace with hash -36571135, now seen corresponding path program 1 times [2019-12-18 14:31:17,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:31:17,278 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246127101] [2019-12-18 14:31:17,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:31:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:31:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:31:17,389 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246127101] [2019-12-18 14:31:17,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:31:17,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:31:17,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733859665] [2019-12-18 14:31:17,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:31:17,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:31:17,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:31:17,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:31:17,393 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-18 14:31:21,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:31:21,873 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-18 14:31:21,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:31:21,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 14:31:21,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:31:22,454 INFO L225 Difference]: With dead ends: 123388 [2019-12-18 14:31:22,455 INFO L226 Difference]: Without dead ends: 123290 [2019-12-18 14:31:22,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:31:25,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-18 14:31:29,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-18 14:31:29,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-18 14:31:29,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-18 14:31:29,520 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-18 14:31:29,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:31:29,521 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-18 14:31:29,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:31:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-18 14:31:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 14:31:29,525 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:31:29,525 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:31:29,526 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:31:29,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:31:29,526 INFO L82 PathProgramCache]: Analyzing trace with hash 424299118, now seen corresponding path program 1 times [2019-12-18 14:31:29,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:31:29,526 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573749802] [2019-12-18 14:31:29,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:31:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:31:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:31:29,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573749802] [2019-12-18 14:31:29,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:31:29,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:31:29,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850971626] [2019-12-18 14:31:29,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:31:29,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:31:29,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:31:29,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:31:29,605 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-18 14:31:34,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:31:34,863 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-18 14:31:34,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:31:34,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 14:31:34,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:31:35,360 INFO L225 Difference]: With dead ends: 159677 [2019-12-18 14:31:35,360 INFO L226 Difference]: Without dead ends: 159565 [2019-12-18 14:31:35,360 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:31:42,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-18 14:31:44,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-18 14:31:44,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-18 14:31:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-18 14:31:45,546 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-18 14:31:45,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:31:45,546 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-18 14:31:45,546 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:31:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-18 14:31:45,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:31:45,551 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:31:45,551 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:31:45,552 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:31:45,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:31:45,552 INFO L82 PathProgramCache]: Analyzing trace with hash -2100241523, now seen corresponding path program 1 times [2019-12-18 14:31:45,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:31:45,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280534415] [2019-12-18 14:31:45,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:31:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:31:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:31:45,637 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280534415] [2019-12-18 14:31:45,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:31:45,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:31:45,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700354909] [2019-12-18 14:31:45,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:31:45,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:31:45,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:31:45,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:31:45,639 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 3 states. [2019-12-18 14:31:46,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:31:46,654 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-18 14:31:46,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:31:46,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-18 14:31:46,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:31:53,451 INFO L225 Difference]: With dead ends: 181618 [2019-12-18 14:31:53,451 INFO L226 Difference]: Without dead ends: 181618 [2019-12-18 14:31:53,452 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:31:57,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-18 14:32:00,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-18 14:32:00,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-18 14:32:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-18 14:32:01,486 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-18 14:32:01,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:32:01,487 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-18 14:32:01,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:32:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-18 14:32:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:32:01,491 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:32:01,491 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:32:01,491 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:32:01,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:32:01,492 INFO L82 PathProgramCache]: Analyzing trace with hash -2100376187, now seen corresponding path program 1 times [2019-12-18 14:32:01,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:32:01,492 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982355256] [2019-12-18 14:32:01,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:32:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:32:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:32:01,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982355256] [2019-12-18 14:32:01,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:32:01,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:32:01,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084058879] [2019-12-18 14:32:01,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:32:01,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:32:01,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:32:01,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:32:01,552 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 4 states. [2019-12-18 14:32:08,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:32:08,676 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-18 14:32:08,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:32:08,676 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 14:32:08,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:32:09,212 INFO L225 Difference]: With dead ends: 179622 [2019-12-18 14:32:09,213 INFO L226 Difference]: Without dead ends: 179542 [2019-12-18 14:32:09,213 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:32:12,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-18 14:32:16,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-18 14:32:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-18 14:32:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-18 14:32:16,664 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-18 14:32:16,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:32:16,664 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-18 14:32:16,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:32:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-18 14:32:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-18 14:32:16,667 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:32:16,667 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:32:16,668 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:32:16,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:32:16,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1940234062, now seen corresponding path program 1 times [2019-12-18 14:32:16,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:32:16,668 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388503903] [2019-12-18 14:32:16,668 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:32:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:32:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:32:16,717 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388503903] [2019-12-18 14:32:16,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:32:16,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:32:16,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775522487] [2019-12-18 14:32:16,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:32:16,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:32:16,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:32:16,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:32:16,720 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 4 states. [2019-12-18 14:32:19,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:32:19,008 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-18 14:32:19,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:32:19,009 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-18 14:32:19,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:32:19,626 INFO L225 Difference]: With dead ends: 189091 [2019-12-18 14:32:19,626 INFO L226 Difference]: Without dead ends: 188995 [2019-12-18 14:32:19,627 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:32:29,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-18 14:32:33,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-18 14:32:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-18 14:32:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-18 14:32:33,648 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-18 14:32:33,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:32:33,648 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-18 14:32:33,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:32:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-18 14:32:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 14:32:33,666 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:32:33,667 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:32:33,667 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:32:33,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:32:33,667 INFO L82 PathProgramCache]: Analyzing trace with hash -1828891691, now seen corresponding path program 1 times [2019-12-18 14:32:33,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:32:33,668 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910713260] [2019-12-18 14:32:33,668 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:32:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:32:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:32:33,712 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910713260] [2019-12-18 14:32:33,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:32:33,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 14:32:33,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66671284] [2019-12-18 14:32:33,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:32:33,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:32:33,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:32:33,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:32:33,714 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-18 14:32:35,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:32:35,949 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-18 14:32:35,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:32:35,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 14:32:35,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:32:36,474 INFO L225 Difference]: With dead ends: 160940 [2019-12-18 14:32:36,474 INFO L226 Difference]: Without dead ends: 160940 [2019-12-18 14:32:36,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:32:46,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-18 14:32:49,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-18 14:32:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-18 14:32:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-18 14:32:50,723 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-18 14:32:50,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:32:50,723 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-18 14:32:50,723 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 14:32:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-18 14:32:50,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 14:32:50,745 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:32:50,745 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:32:50,745 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:32:50,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:32:50,745 INFO L82 PathProgramCache]: Analyzing trace with hash 2025528817, now seen corresponding path program 1 times [2019-12-18 14:32:50,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:32:50,746 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420660328] [2019-12-18 14:32:50,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:32:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:32:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:32:50,840 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420660328] [2019-12-18 14:32:50,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:32:50,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:32:50,841 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820627731] [2019-12-18 14:32:50,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:32:50,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:32:50,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:32:50,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:32:50,842 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 4 states. [2019-12-18 14:32:58,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:32:58,890 INFO L93 Difference]: Finished difference Result 297697 states and 1230452 transitions. [2019-12-18 14:32:58,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 14:32:58,890 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-12-18 14:32:58,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:32:59,409 INFO L225 Difference]: With dead ends: 297697 [2019-12-18 14:32:59,409 INFO L226 Difference]: Without dead ends: 170729 [2019-12-18 14:32:59,409 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:33:03,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170729 states. [2019-12-18 14:33:06,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170729 to 169732. [2019-12-18 14:33:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169732 states. [2019-12-18 14:33:07,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169732 states to 169732 states and 694021 transitions. [2019-12-18 14:33:07,831 INFO L78 Accepts]: Start accepts. Automaton has 169732 states and 694021 transitions. Word has length 19 [2019-12-18 14:33:07,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:33:07,831 INFO L462 AbstractCegarLoop]: Abstraction has 169732 states and 694021 transitions. [2019-12-18 14:33:07,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:33:07,831 INFO L276 IsEmpty]: Start isEmpty. Operand 169732 states and 694021 transitions. [2019-12-18 14:33:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 14:33:07,851 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:33:07,851 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:33:07,851 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:33:07,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:33:07,851 INFO L82 PathProgramCache]: Analyzing trace with hash 550104482, now seen corresponding path program 1 times [2019-12-18 14:33:07,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:33:07,852 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923350820] [2019-12-18 14:33:07,852 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:33:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:33:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:33:07,911 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923350820] [2019-12-18 14:33:07,911 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:33:07,911 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:33:07,911 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439418580] [2019-12-18 14:33:07,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 14:33:07,912 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:33:07,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 14:33:07,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:33:07,912 INFO L87 Difference]: Start difference. First operand 169732 states and 694021 transitions. Second operand 5 states. [2019-12-18 14:33:16,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:33:16,053 INFO L93 Difference]: Finished difference Result 237081 states and 947382 transitions. [2019-12-18 14:33:16,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 14:33:16,053 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 14:33:16,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:33:16,748 INFO L225 Difference]: With dead ends: 237081 [2019-12-18 14:33:16,748 INFO L226 Difference]: Without dead ends: 234785 [2019-12-18 14:33:16,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 14:33:21,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234785 states. [2019-12-18 14:33:25,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234785 to 174763. [2019-12-18 14:33:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174763 states. [2019-12-18 14:33:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174763 states to 174763 states and 713889 transitions. [2019-12-18 14:33:25,833 INFO L78 Accepts]: Start accepts. Automaton has 174763 states and 713889 transitions. Word has length 19 [2019-12-18 14:33:25,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:33:25,834 INFO L462 AbstractCegarLoop]: Abstraction has 174763 states and 713889 transitions. [2019-12-18 14:33:25,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 14:33:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 174763 states and 713889 transitions. [2019-12-18 14:33:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 14:33:25,859 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:33:25,859 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:33:25,859 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:33:25,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:33:25,859 INFO L82 PathProgramCache]: Analyzing trace with hash 996666519, now seen corresponding path program 1 times [2019-12-18 14:33:25,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:33:25,860 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678591315] [2019-12-18 14:33:25,860 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:33:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:33:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:33:25,915 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678591315] [2019-12-18 14:33:25,915 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:33:25,915 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 14:33:25,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917173415] [2019-12-18 14:33:25,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 14:33:25,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:33:25,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 14:33:25,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 14:33:25,917 INFO L87 Difference]: Start difference. First operand 174763 states and 713889 transitions. Second operand 4 states. [2019-12-18 14:33:37,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:33:37,695 INFO L93 Difference]: Finished difference Result 449094 states and 1870510 transitions. [2019-12-18 14:33:37,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 14:33:37,696 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 14:33:37,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:33:38,498 INFO L225 Difference]: With dead ends: 449094 [2019-12-18 14:33:38,498 INFO L226 Difference]: Without dead ends: 226260 [2019-12-18 14:33:38,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 14:33:43,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226260 states. [2019-12-18 14:33:46,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226260 to 132643. [2019-12-18 14:33:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-18 14:33:47,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541358 transitions. [2019-12-18 14:33:47,280 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541358 transitions. Word has length 20 [2019-12-18 14:33:47,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 14:33:47,281 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541358 transitions. [2019-12-18 14:33:47,281 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 14:33:47,281 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541358 transitions. [2019-12-18 14:33:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 14:33:47,299 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 14:33:47,299 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 14:33:47,299 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 14:33:47,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 14:33:47,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1174991168, now seen corresponding path program 1 times [2019-12-18 14:33:47,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 14:33:47,299 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537503782] [2019-12-18 14:33:47,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 14:33:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 14:33:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 14:33:47,341 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537503782] [2019-12-18 14:33:47,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 14:33:47,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 14:33:47,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270430851] [2019-12-18 14:33:47,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 14:33:47,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 14:33:47,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 14:33:47,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 14:33:47,343 INFO L87 Difference]: Start difference. First operand 132643 states and 541358 transitions. Second operand 3 states. [2019-12-18 14:33:49,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 14:33:49,552 INFO L93 Difference]: Finished difference Result 216134 states and 892725 transitions. [2019-12-18 14:33:49,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 14:33:49,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-18 14:33:49,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 14:33:49,882 INFO L225 Difference]: With dead ends: 216134 [2019-12-18 14:33:49,883 INFO L226 Difference]: Without dead ends: 105754 [2019-12-18 14:33:49,883 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 Received shutdown request... [2019-12-18 14:33:59,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105754 states. [2019-12-18 14:33:59,079 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 14:33:59,082 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 14:33:59,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 02:33:59 BasicIcfg [2019-12-18 14:33:59,083 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 14:33:59,084 INFO L168 Benchmark]: Toolchain (without parser) took 192852.55 ms. Allocated memory was 145.8 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 102.2 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,085 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.56 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 101.8 MB in the beginning and 158.1 MB in the end (delta: -56.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.31 ms. Allocated memory is still 203.9 MB. Free memory was 157.4 MB in the beginning and 155.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,088 INFO L168 Benchmark]: Boogie Preprocessor took 38.77 ms. Allocated memory is still 203.9 MB. Free memory was 155.5 MB in the beginning and 152.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,089 INFO L168 Benchmark]: RCFGBuilder took 874.39 ms. Allocated memory is still 203.9 MB. Free memory was 152.8 MB in the beginning and 106.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,089 INFO L168 Benchmark]: TraceAbstraction took 191037.73 ms. Allocated memory was 203.9 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 105.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. [2019-12-18 14:33:59,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 830.56 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 101.8 MB in the beginning and 158.1 MB in the end (delta: -56.3 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.31 ms. Allocated memory is still 203.9 MB. Free memory was 157.4 MB in the beginning and 155.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.77 ms. Allocated memory is still 203.9 MB. Free memory was 155.5 MB in the beginning and 152.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 874.39 ms. Allocated memory is still 203.9 MB. Free memory was 152.8 MB in the beginning and 106.4 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 191037.73 ms. Allocated memory was 203.9 MB in the beginning and 4.4 GB in the end (delta: 4.2 GB). Free memory was 105.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 4.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.3s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 26 ChoiceCompositions, 6760 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 126 SemBasedMoverChecksPositive, 261 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.1s, 0 MoverChecksTotal, 66367 CheckedPairsTotal, 113 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 190.8s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 67.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1654 SDtfs, 1298 SDslu, 1866 SDs, 0 SdLazy, 1016 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174763occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 104.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 265657 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 169 NumberOfCodeBlocks, 169 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 6912 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown