/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 03:04:25,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 03:04:25,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 03:04:25,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 03:04:25,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 03:04:25,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 03:04:25,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 03:04:25,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 03:04:25,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 03:04:25,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 03:04:25,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 03:04:25,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 03:04:25,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 03:04:25,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 03:04:25,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 03:04:25,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 03:04:25,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 03:04:25,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 03:04:25,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 03:04:25,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 03:04:25,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 03:04:25,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 03:04:25,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 03:04:25,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 03:04:25,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 03:04:25,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 03:04:25,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 03:04:25,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 03:04:25,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 03:04:25,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 03:04:25,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 03:04:25,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 03:04:25,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 03:04:25,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 03:04:25,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 03:04:25,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 03:04:25,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 03:04:25,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 03:04:25,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 03:04:25,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 03:04:26,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 03:04:26,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2020-04-18 03:04:26,016 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 03:04:26,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 03:04:26,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 03:04:26,018 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 03:04:26,018 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 03:04:26,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 03:04:26,019 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 03:04:26,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 03:04:26,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 03:04:26,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 03:04:26,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 03:04:26,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 03:04:26,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 03:04:26,020 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 03:04:26,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 03:04:26,020 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 03:04:26,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 03:04:26,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 03:04:26,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 03:04:26,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 03:04:26,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 03:04:26,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 03:04:26,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 03:04:26,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 03:04:26,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 03:04:26,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-18 03:04:26,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 03:04:26,023 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 03:04:26,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 03:04:26,023 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 03:04:26,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 03:04:26,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 03:04:26,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 03:04:26,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 03:04:26,388 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 03:04:26,389 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2020-04-18 03:04:26,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c26b5149/ad25b5eedf284dfda31cb4a5fa87c590/FLAGa13233c2f [2020-04-18 03:04:27,071 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 03:04:27,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2020-04-18 03:04:27,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c26b5149/ad25b5eedf284dfda31cb4a5fa87c590/FLAGa13233c2f [2020-04-18 03:04:27,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c26b5149/ad25b5eedf284dfda31cb4a5fa87c590 [2020-04-18 03:04:27,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 03:04:27,332 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 03:04:27,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 03:04:27,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 03:04:27,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 03:04:27,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:04:27" (1/1) ... [2020-04-18 03:04:27,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52695b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:27, skipping insertion in model container [2020-04-18 03:04:27,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:04:27" (1/1) ... [2020-04-18 03:04:27,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 03:04:27,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 03:04:27,634 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 03:04:28,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 03:04:28,062 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 03:04:28,075 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 03:04:28,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 03:04:28,294 INFO L208 MainTranslator]: Completed translation [2020-04-18 03:04:28,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28 WrapperNode [2020-04-18 03:04:28,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 03:04:28,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 03:04:28,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 03:04:28,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 03:04:28,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 03:04:28,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 03:04:28,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 03:04:28,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 03:04:28,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... [2020-04-18 03:04:28,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 03:04:28,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 03:04:28,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 03:04:28,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 03:04:28,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 03:04:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-04-18 03:04:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-04-18 03:04:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 03:04:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-04-18 03:04:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 03:04:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 03:04:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 03:04:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-04-18 03:04:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-04-18 03:04:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 03:04:28,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 03:04:28,522 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-18 03:04:29,557 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 03:04:29,557 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-04-18 03:04:29,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:04:29 BoogieIcfgContainer [2020-04-18 03:04:29,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 03:04:29,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 03:04:29,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 03:04:29,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 03:04:29,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 03:04:27" (1/3) ... [2020-04-18 03:04:29,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11769980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:04:29, skipping insertion in model container [2020-04-18 03:04:29,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:04:28" (2/3) ... [2020-04-18 03:04:29,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11769980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:04:29, skipping insertion in model container [2020-04-18 03:04:29,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:04:29" (3/3) ... [2020-04-18 03:04:29,583 INFO L109 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.i [2020-04-18 03:04:29,594 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 03:04:29,595 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 03:04:29,606 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2020-04-18 03:04:29,607 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 03:04:29,658 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,658 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,658 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,659 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,659 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,660 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,661 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,661 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,661 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,661 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,661 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,662 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,663 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,663 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,663 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,663 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,663 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,664 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,664 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,664 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,664 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,664 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,665 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,665 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,666 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,666 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,666 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,666 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,666 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,667 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,667 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,667 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,668 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,668 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,668 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,669 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,669 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,669 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,670 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,670 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,670 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,670 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,670 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,671 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,671 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,671 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,671 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,671 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,672 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,672 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,672 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,673 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,673 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,673 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,674 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,674 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,674 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,675 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,675 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,675 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,675 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,676 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,676 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,676 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,677 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,677 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,677 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,677 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,677 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,678 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,678 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,678 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,678 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,679 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,679 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,679 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,680 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,680 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,680 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,681 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,682 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,682 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,682 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,683 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,683 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,683 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,683 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,685 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,686 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,686 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,686 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,686 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,687 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,687 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,687 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,687 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,688 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,692 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,692 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,693 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,694 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,703 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,703 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,703 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,704 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,704 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,704 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,704 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,705 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,705 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,707 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,707 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,708 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,708 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,708 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,708 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,708 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,709 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,709 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,709 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,709 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,709 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,710 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,710 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,710 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,710 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,710 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,711 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,711 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,711 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,711 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,711 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,712 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,712 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,712 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,712 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,713 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,713 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,714 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,714 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,715 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,715 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,715 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,715 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,715 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,716 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,716 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,716 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,716 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,716 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,717 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,718 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,718 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,718 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,718 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,718 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,719 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,719 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,719 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,719 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,721 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,721 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,721 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,721 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,722 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,722 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,722 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,722 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,722 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,723 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,724 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,724 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,724 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,724 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,724 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,729 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,729 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,729 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,729 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,730 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,730 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,730 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,730 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,730 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,731 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,731 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,731 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,731 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,732 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,732 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,732 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,732 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,732 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,733 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,734 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,734 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,734 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,734 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,735 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,739 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,739 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,740 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,740 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,740 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,740 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,740 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,741 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,741 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,742 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,746 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,746 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,746 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,746 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,746 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 03:04:29,771 INFO L251 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-04-18 03:04:29,794 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 03:04:29,795 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 03:04:29,795 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 03:04:29,795 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 03:04:29,795 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 03:04:29,795 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 03:04:29,795 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 03:04:29,796 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 03:04:29,838 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 415 places, 443 transitions, 894 flow [2020-04-18 03:04:29,840 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 415 places, 443 transitions, 894 flow [2020-04-18 03:04:30,125 INFO L129 PetriNetUnfolder]: 32/442 cut-off events. [2020-04-18 03:04:30,125 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-04-18 03:04:30,142 INFO L80 FinitePrefix]: Finished finitePrefix Result has 447 conditions, 442 events. 32/442 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1074 event pairs, 0 based on Foata normal form. 0/399 useless extension candidates. Maximal degree in co-relation 316. Up to 3 conditions per place. [2020-04-18 03:04:30,196 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 415 places, 443 transitions, 894 flow [2020-04-18 03:04:30,275 INFO L129 PetriNetUnfolder]: 32/442 cut-off events. [2020-04-18 03:04:30,276 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-04-18 03:04:30,280 INFO L80 FinitePrefix]: Finished finitePrefix Result has 447 conditions, 442 events. 32/442 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1074 event pairs, 0 based on Foata normal form. 0/399 useless extension candidates. Maximal degree in co-relation 316. Up to 3 conditions per place. [2020-04-18 03:04:30,305 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 30326 [2020-04-18 03:04:30,306 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-04-18 03:04:31,507 INFO L539 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:31,519 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 03:04:31,521 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:31,521 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:57 [2020-04-18 03:04:32,023 INFO L539 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:32,039 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 03:04:32,040 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:32,040 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:53 [2020-04-18 03:04:34,129 INFO L539 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:34,142 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 03:04:34,144 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:34,144 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:74 [2020-04-18 03:04:37,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 03:04:38,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 03:04:38,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 03:04:39,039 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 03:04:39,734 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-04-18 03:04:40,070 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-04-18 03:04:40,195 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2020-04-18 03:04:40,417 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2020-04-18 03:04:43,337 WARN L192 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 154 DAG size of output: 147 [2020-04-18 03:04:43,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 03:04:43,371 INFO L539 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:43,384 INFO L539 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:45,421 WARN L192 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 03:04:45,421 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 03:04:45,423 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2020-04-18 03:04:45,423 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:606, output treesize:624 [2020-04-18 03:04:47,398 WARN L192 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 143 [2020-04-18 03:04:48,797 WARN L192 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 165 DAG size of output: 144 [2020-04-18 03:04:49,390 WARN L192 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 03:04:51,146 WARN L192 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 180 DAG size of output: 174 [2020-04-18 03:04:51,167 INFO L539 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:52,034 WARN L192 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 03:04:52,034 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 03:04:52,035 INFO L539 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2020-04-18 03:04:52,035 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:452, output treesize:494 [2020-04-18 03:04:52,813 WARN L192 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 03:04:52,853 INFO L206 etLargeBlockEncoding]: Checked pairs total: 79514 [2020-04-18 03:04:52,853 INFO L214 etLargeBlockEncoding]: Total number of compositions: 429 [2020-04-18 03:04:52,856 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 124 transitions, 256 flow [2020-04-18 03:04:52,924 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1471 states. [2020-04-18 03:04:52,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states. [2020-04-18 03:04:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 03:04:52,933 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:52,934 INFO L425 BasicCegarLoop]: trace histogram [1] [2020-04-18 03:04:52,934 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:52,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:52,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1564, now seen corresponding path program 1 times [2020-04-18 03:04:52,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:52,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763385818] [2020-04-18 03:04:52,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:53,073 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763385818] [2020-04-18 03:04:53,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:53,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-04-18 03:04:53,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888627286] [2020-04-18 03:04:53,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-18 03:04:53,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:53,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 03:04:53,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 03:04:53,099 INFO L87 Difference]: Start difference. First operand 1471 states. Second operand 2 states. [2020-04-18 03:04:53,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:53,176 INFO L93 Difference]: Finished difference Result 1470 states and 3278 transitions. [2020-04-18 03:04:53,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-18 03:04:53,183 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-04-18 03:04:53,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:53,221 INFO L225 Difference]: With dead ends: 1470 [2020-04-18 03:04:53,222 INFO L226 Difference]: Without dead ends: 1412 [2020-04-18 03:04:53,223 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 03:04:53,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2020-04-18 03:04:53,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1412. [2020-04-18 03:04:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1412 states. [2020-04-18 03:04:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 3157 transitions. [2020-04-18 03:04:53,366 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 3157 transitions. Word has length 1 [2020-04-18 03:04:53,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:53,367 INFO L479 AbstractCegarLoop]: Abstraction has 1412 states and 3157 transitions. [2020-04-18 03:04:53,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-18 03:04:53,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 3157 transitions. [2020-04-18 03:04:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-04-18 03:04:53,368 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:53,368 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-04-18 03:04:53,369 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:53,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:53,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1451737593, now seen corresponding path program 1 times [2020-04-18 03:04:53,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:53,370 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858706259] [2020-04-18 03:04:53,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:53,523 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858706259] [2020-04-18 03:04:53,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:53,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 03:04:53,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221118055] [2020-04-18 03:04:53,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 03:04:53,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:53,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 03:04:53,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 03:04:53,527 INFO L87 Difference]: Start difference. First operand 1412 states and 3157 transitions. Second operand 3 states. [2020-04-18 03:04:53,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:53,589 INFO L93 Difference]: Finished difference Result 2647 states and 5928 transitions. [2020-04-18 03:04:53,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 03:04:53,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-04-18 03:04:53,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:53,607 INFO L225 Difference]: With dead ends: 2647 [2020-04-18 03:04:53,607 INFO L226 Difference]: Without dead ends: 2647 [2020-04-18 03:04:53,608 INFO L678 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 [2020-04-18 03:04:53,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2020-04-18 03:04:53,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 1431. [2020-04-18 03:04:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-04-18 03:04:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 3197 transitions. [2020-04-18 03:04:53,664 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 3197 transitions. Word has length 6 [2020-04-18 03:04:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:53,665 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 3197 transitions. [2020-04-18 03:04:53,665 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 03:04:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3197 transitions. [2020-04-18 03:04:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-04-18 03:04:53,666 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:53,666 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:53,666 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:53,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:53,666 INFO L82 PathProgramCache]: Analyzing trace with hash -2056406330, now seen corresponding path program 1 times [2020-04-18 03:04:53,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:53,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905217138] [2020-04-18 03:04:53,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:53,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905217138] [2020-04-18 03:04:53,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:53,786 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 03:04:53,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458713571] [2020-04-18 03:04:53,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 03:04:53,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:53,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 03:04:53,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 03:04:53,787 INFO L87 Difference]: Start difference. First operand 1431 states and 3197 transitions. Second operand 3 states. [2020-04-18 03:04:53,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:53,802 INFO L93 Difference]: Finished difference Result 1431 states and 3178 transitions. [2020-04-18 03:04:53,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 03:04:53,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-04-18 03:04:53,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:53,812 INFO L225 Difference]: With dead ends: 1431 [2020-04-18 03:04:53,812 INFO L226 Difference]: Without dead ends: 1431 [2020-04-18 03:04:53,812 INFO L678 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 [2020-04-18 03:04:53,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2020-04-18 03:04:53,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1431. [2020-04-18 03:04:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-04-18 03:04:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 3178 transitions. [2020-04-18 03:04:53,852 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 3178 transitions. Word has length 7 [2020-04-18 03:04:53,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:53,852 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 3178 transitions. [2020-04-18 03:04:53,852 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 03:04:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3178 transitions. [2020-04-18 03:04:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-18 03:04:53,853 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:53,853 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:53,854 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:53,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:53,854 INFO L82 PathProgramCache]: Analyzing trace with hash 681418861, now seen corresponding path program 1 times [2020-04-18 03:04:53,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:53,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085436807] [2020-04-18 03:04:53,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:54,061 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085436807] [2020-04-18 03:04:54,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:54,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-04-18 03:04:54,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335989787] [2020-04-18 03:04:54,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-18 03:04:54,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:54,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 03:04:54,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-04-18 03:04:54,064 INFO L87 Difference]: Start difference. First operand 1431 states and 3178 transitions. Second operand 6 states. [2020-04-18 03:04:54,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:54,613 INFO L93 Difference]: Finished difference Result 1817 states and 4039 transitions. [2020-04-18 03:04:54,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-18 03:04:54,614 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2020-04-18 03:04:54,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:54,624 INFO L225 Difference]: With dead ends: 1817 [2020-04-18 03:04:54,624 INFO L226 Difference]: Without dead ends: 1817 [2020-04-18 03:04:54,625 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-04-18 03:04:54,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1817 states. [2020-04-18 03:04:54,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1817 to 1538. [2020-04-18 03:04:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1538 states. [2020-04-18 03:04:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 3423 transitions. [2020-04-18 03:04:54,667 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 3423 transitions. Word has length 8 [2020-04-18 03:04:54,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:54,668 INFO L479 AbstractCegarLoop]: Abstraction has 1538 states and 3423 transitions. [2020-04-18 03:04:54,668 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-18 03:04:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3423 transitions. [2020-04-18 03:04:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-04-18 03:04:54,669 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:54,670 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:54,670 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:54,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:54,670 INFO L82 PathProgramCache]: Analyzing trace with hash 2008900672, now seen corresponding path program 1 times [2020-04-18 03:04:54,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:54,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052840115] [2020-04-18 03:04:54,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:54,710 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052840115] [2020-04-18 03:04:54,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:54,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-18 03:04:54,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375382605] [2020-04-18 03:04:54,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 03:04:54,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:54,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 03:04:54,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 03:04:54,712 INFO L87 Difference]: Start difference. First operand 1538 states and 3423 transitions. Second operand 3 states. [2020-04-18 03:04:54,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:54,775 INFO L93 Difference]: Finished difference Result 2508 states and 5570 transitions. [2020-04-18 03:04:54,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 03:04:54,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-04-18 03:04:54,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:54,789 INFO L225 Difference]: With dead ends: 2508 [2020-04-18 03:04:54,790 INFO L226 Difference]: Without dead ends: 2508 [2020-04-18 03:04:54,790 INFO L678 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 [2020-04-18 03:04:54,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2020-04-18 03:04:54,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 1595. [2020-04-18 03:04:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1595 states. [2020-04-18 03:04:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1595 states and 3543 transitions. [2020-04-18 03:04:54,839 INFO L78 Accepts]: Start accepts. Automaton has 1595 states and 3543 transitions. Word has length 10 [2020-04-18 03:04:54,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:54,840 INFO L479 AbstractCegarLoop]: Abstraction has 1595 states and 3543 transitions. [2020-04-18 03:04:54,840 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 03:04:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3543 transitions. [2020-04-18 03:04:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 03:04:54,842 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:54,842 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:54,843 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:54,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:54,843 INFO L82 PathProgramCache]: Analyzing trace with hash 880794636, now seen corresponding path program 1 times [2020-04-18 03:04:54,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:54,844 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319890380] [2020-04-18 03:04:54,844 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:55,007 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319890380] [2020-04-18 03:04:55,007 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:55,007 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 03:04:55,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678496195] [2020-04-18 03:04:55,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-18 03:04:55,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:55,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-18 03:04:55,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-04-18 03:04:55,009 INFO L87 Difference]: Start difference. First operand 1595 states and 3543 transitions. Second operand 11 states. [2020-04-18 03:04:57,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:57,048 INFO L93 Difference]: Finished difference Result 1989 states and 4403 transitions. [2020-04-18 03:04:57,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-04-18 03:04:57,049 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 14 [2020-04-18 03:04:57,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:57,061 INFO L225 Difference]: With dead ends: 1989 [2020-04-18 03:04:57,061 INFO L226 Difference]: Without dead ends: 1989 [2020-04-18 03:04:57,063 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=233, Invalid=469, Unknown=0, NotChecked=0, Total=702 [2020-04-18 03:04:57,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1989 states. [2020-04-18 03:04:57,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1989 to 1604. [2020-04-18 03:04:57,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2020-04-18 03:04:57,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 3563 transitions. [2020-04-18 03:04:57,110 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 3563 transitions. Word has length 14 [2020-04-18 03:04:57,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:57,110 INFO L479 AbstractCegarLoop]: Abstraction has 1604 states and 3563 transitions. [2020-04-18 03:04:57,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-18 03:04:57,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3563 transitions. [2020-04-18 03:04:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 03:04:57,115 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:57,115 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:57,115 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:57,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:57,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1058921336, now seen corresponding path program 2 times [2020-04-18 03:04:57,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:57,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009303460] [2020-04-18 03:04:57,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:57,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:57,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009303460] [2020-04-18 03:04:57,310 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:57,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 03:04:57,311 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553248788] [2020-04-18 03:04:57,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-18 03:04:57,312 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:57,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-18 03:04:57,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-04-18 03:04:57,313 INFO L87 Difference]: Start difference. First operand 1604 states and 3563 transitions. Second operand 11 states. [2020-04-18 03:04:59,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:04:59,627 INFO L93 Difference]: Finished difference Result 2035 states and 4502 transitions. [2020-04-18 03:04:59,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-04-18 03:04:59,634 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 14 [2020-04-18 03:04:59,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:04:59,645 INFO L225 Difference]: With dead ends: 2035 [2020-04-18 03:04:59,645 INFO L226 Difference]: Without dead ends: 2035 [2020-04-18 03:04:59,646 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2020-04-18 03:04:59,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2035 states. [2020-04-18 03:04:59,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2035 to 1611. [2020-04-18 03:04:59,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1611 states. [2020-04-18 03:04:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1611 states and 3579 transitions. [2020-04-18 03:04:59,688 INFO L78 Accepts]: Start accepts. Automaton has 1611 states and 3579 transitions. Word has length 14 [2020-04-18 03:04:59,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:04:59,689 INFO L479 AbstractCegarLoop]: Abstraction has 1611 states and 3579 transitions. [2020-04-18 03:04:59,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-18 03:04:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 3579 transitions. [2020-04-18 03:04:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 03:04:59,690 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:04:59,690 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:04:59,690 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:04:59,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:04:59,691 INFO L82 PathProgramCache]: Analyzing trace with hash 514724492, now seen corresponding path program 3 times [2020-04-18 03:04:59,691 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:04:59,691 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495038717] [2020-04-18 03:04:59,692 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:04:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:04:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:04:59,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495038717] [2020-04-18 03:04:59,813 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:04:59,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-04-18 03:04:59,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397732481] [2020-04-18 03:04:59,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-04-18 03:04:59,814 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:04:59,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-18 03:04:59,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-04-18 03:04:59,815 INFO L87 Difference]: Start difference. First operand 1611 states and 3579 transitions. Second operand 10 states. [2020-04-18 03:05:01,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:01,346 INFO L93 Difference]: Finished difference Result 2002 states and 4432 transitions. [2020-04-18 03:05:01,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-04-18 03:05:01,347 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-04-18 03:05:01,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:01,359 INFO L225 Difference]: With dead ends: 2002 [2020-04-18 03:05:01,359 INFO L226 Difference]: Without dead ends: 2002 [2020-04-18 03:05:01,360 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2020-04-18 03:05:01,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2002 states. [2020-04-18 03:05:01,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2002 to 1604. [2020-04-18 03:05:01,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2020-04-18 03:05:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 3563 transitions. [2020-04-18 03:05:01,405 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 3563 transitions. Word has length 14 [2020-04-18 03:05:01,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:01,405 INFO L479 AbstractCegarLoop]: Abstraction has 1604 states and 3563 transitions. [2020-04-18 03:05:01,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-04-18 03:05:01,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3563 transitions. [2020-04-18 03:05:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 03:05:01,406 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:01,406 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:01,407 INFO L427 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:01,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:01,407 INFO L82 PathProgramCache]: Analyzing trace with hash 718056765, now seen corresponding path program 1 times [2020-04-18 03:05:01,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:01,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90105643] [2020-04-18 03:05:01,408 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:01,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90105643] [2020-04-18 03:05:01,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:01,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 03:05:01,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998590760] [2020-04-18 03:05:01,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-18 03:05:01,594 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:01,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 03:05:01,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-04-18 03:05:01,594 INFO L87 Difference]: Start difference. First operand 1604 states and 3563 transitions. Second operand 8 states. [2020-04-18 03:05:02,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:02,779 INFO L93 Difference]: Finished difference Result 2171 states and 4796 transitions. [2020-04-18 03:05:02,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-04-18 03:05:02,779 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-04-18 03:05:02,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:02,789 INFO L225 Difference]: With dead ends: 2171 [2020-04-18 03:05:02,790 INFO L226 Difference]: Without dead ends: 2143 [2020-04-18 03:05:02,790 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:02,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2143 states. [2020-04-18 03:05:02,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2143 to 1654. [2020-04-18 03:05:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1654 states. [2020-04-18 03:05:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1654 states and 3678 transitions. [2020-04-18 03:05:02,829 INFO L78 Accepts]: Start accepts. Automaton has 1654 states and 3678 transitions. Word has length 14 [2020-04-18 03:05:02,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:02,830 INFO L479 AbstractCegarLoop]: Abstraction has 1654 states and 3678 transitions. [2020-04-18 03:05:02,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-18 03:05:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3678 transitions. [2020-04-18 03:05:02,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:02,831 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:02,831 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:02,832 INFO L427 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:02,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:02,833 INFO L82 PathProgramCache]: Analyzing trace with hash -798666584, now seen corresponding path program 1 times [2020-04-18 03:05:02,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:02,833 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074860824] [2020-04-18 03:05:02,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:02,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074860824] [2020-04-18 03:05:02,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:02,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 03:05:02,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779533447] [2020-04-18 03:05:02,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-18 03:05:02,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:02,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 03:05:02,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-04-18 03:05:02,984 INFO L87 Difference]: Start difference. First operand 1654 states and 3678 transitions. Second operand 8 states. [2020-04-18 03:05:04,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:04,600 INFO L93 Difference]: Finished difference Result 1883 states and 4159 transitions. [2020-04-18 03:05:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-04-18 03:05:04,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-04-18 03:05:04,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:04,611 INFO L225 Difference]: With dead ends: 1883 [2020-04-18 03:05:04,611 INFO L226 Difference]: Without dead ends: 1883 [2020-04-18 03:05:04,612 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:05:04,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1883 states. [2020-04-18 03:05:04,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1883 to 1623. [2020-04-18 03:05:04,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1623 states. [2020-04-18 03:05:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1623 states and 3593 transitions. [2020-04-18 03:05:04,647 INFO L78 Accepts]: Start accepts. Automaton has 1623 states and 3593 transitions. Word has length 15 [2020-04-18 03:05:04,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:04,648 INFO L479 AbstractCegarLoop]: Abstraction has 1623 states and 3593 transitions. [2020-04-18 03:05:04,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-18 03:05:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 3593 transitions. [2020-04-18 03:05:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:04,649 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:04,649 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:04,649 INFO L427 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:04,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:04,649 INFO L82 PathProgramCache]: Analyzing trace with hash -929468294, now seen corresponding path program 2 times [2020-04-18 03:05:04,650 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:04,650 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852840020] [2020-04-18 03:05:04,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:05,065 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852840020] [2020-04-18 03:05:05,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:05,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-18 03:05:05,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224351099] [2020-04-18 03:05:05,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-04-18 03:05:05,067 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:05,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-18 03:05:05,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-04-18 03:05:05,068 INFO L87 Difference]: Start difference. First operand 1623 states and 3593 transitions. Second operand 12 states. [2020-04-18 03:05:05,948 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 58 [2020-04-18 03:05:08,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:08,701 INFO L93 Difference]: Finished difference Result 2112 states and 4652 transitions. [2020-04-18 03:05:08,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-04-18 03:05:08,702 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-04-18 03:05:08,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:08,711 INFO L225 Difference]: With dead ends: 2112 [2020-04-18 03:05:08,711 INFO L226 Difference]: Without dead ends: 2112 [2020-04-18 03:05:08,712 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=228, Invalid=584, Unknown=0, NotChecked=0, Total=812 [2020-04-18 03:05:08,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2020-04-18 03:05:08,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 1639. [2020-04-18 03:05:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1639 states. [2020-04-18 03:05:08,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 3631 transitions. [2020-04-18 03:05:08,751 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 3631 transitions. Word has length 15 [2020-04-18 03:05:08,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:08,751 INFO L479 AbstractCegarLoop]: Abstraction has 1639 states and 3631 transitions. [2020-04-18 03:05:08,751 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-04-18 03:05:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 3631 transitions. [2020-04-18 03:05:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:08,752 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:08,752 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:08,753 INFO L427 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:08,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:08,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1598594792, now seen corresponding path program 3 times [2020-04-18 03:05:08,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:08,754 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171424141] [2020-04-18 03:05:08,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:09,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171424141] [2020-04-18 03:05:09,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:09,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:09,061 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377977886] [2020-04-18 03:05:09,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:09,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:09,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:09,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:09,062 INFO L87 Difference]: Start difference. First operand 1639 states and 3631 transitions. Second operand 13 states. [2020-04-18 03:05:14,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:14,325 INFO L93 Difference]: Finished difference Result 2109 states and 4644 transitions. [2020-04-18 03:05:14,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 03:05:14,326 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:14,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:14,333 INFO L225 Difference]: With dead ends: 2109 [2020-04-18 03:05:14,333 INFO L226 Difference]: Without dead ends: 2109 [2020-04-18 03:05:14,334 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=431, Invalid=1129, Unknown=0, NotChecked=0, Total=1560 [2020-04-18 03:05:14,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2109 states. [2020-04-18 03:05:14,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2109 to 1653. [2020-04-18 03:05:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1653 states. [2020-04-18 03:05:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1653 states and 3661 transitions. [2020-04-18 03:05:14,369 INFO L78 Accepts]: Start accepts. Automaton has 1653 states and 3661 transitions. Word has length 15 [2020-04-18 03:05:14,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:14,370 INFO L479 AbstractCegarLoop]: Abstraction has 1653 states and 3661 transitions. [2020-04-18 03:05:14,370 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 3661 transitions. [2020-04-18 03:05:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:14,371 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:14,371 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:14,371 INFO L427 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:14,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:14,371 INFO L82 PathProgramCache]: Analyzing trace with hash -2108607814, now seen corresponding path program 4 times [2020-04-18 03:05:14,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:14,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766958183] [2020-04-18 03:05:14,372 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:14,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766958183] [2020-04-18 03:05:14,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:14,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:14,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039282848] [2020-04-18 03:05:14,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:14,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:14,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:14,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:14,679 INFO L87 Difference]: Start difference. First operand 1653 states and 3661 transitions. Second operand 13 states. [2020-04-18 03:05:16,594 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 45 [2020-04-18 03:05:19,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:19,870 INFO L93 Difference]: Finished difference Result 2117 states and 4660 transitions. [2020-04-18 03:05:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 03:05:19,871 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:19,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:19,876 INFO L225 Difference]: With dead ends: 2117 [2020-04-18 03:05:19,876 INFO L226 Difference]: Without dead ends: 2117 [2020-04-18 03:05:19,877 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=457, Invalid=1183, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:05:19,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2020-04-18 03:05:19,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 1657. [2020-04-18 03:05:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1657 states. [2020-04-18 03:05:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 3669 transitions. [2020-04-18 03:05:19,913 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 3669 transitions. Word has length 15 [2020-04-18 03:05:19,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:19,913 INFO L479 AbstractCegarLoop]: Abstraction has 1657 states and 3669 transitions. [2020-04-18 03:05:19,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:19,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3669 transitions. [2020-04-18 03:05:19,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:19,914 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:19,915 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:19,915 INFO L427 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:19,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:19,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1603351960, now seen corresponding path program 5 times [2020-04-18 03:05:19,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:19,916 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440624133] [2020-04-18 03:05:19,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:20,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:20,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440624133] [2020-04-18 03:05:20,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:20,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:20,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230342008] [2020-04-18 03:05:20,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:20,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:20,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:20,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:20,182 INFO L87 Difference]: Start difference. First operand 1657 states and 3669 transitions. Second operand 13 states. [2020-04-18 03:05:25,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:25,935 INFO L93 Difference]: Finished difference Result 2093 states and 4611 transitions. [2020-04-18 03:05:25,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-04-18 03:05:25,935 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:25,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:25,939 INFO L225 Difference]: With dead ends: 2093 [2020-04-18 03:05:25,939 INFO L226 Difference]: Without dead ends: 2093 [2020-04-18 03:05:25,940 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=443, Invalid=1197, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:05:25,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2093 states. [2020-04-18 03:05:25,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2093 to 1657. [2020-04-18 03:05:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1657 states. [2020-04-18 03:05:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1657 states and 3669 transitions. [2020-04-18 03:05:25,974 INFO L78 Accepts]: Start accepts. Automaton has 1657 states and 3669 transitions. Word has length 15 [2020-04-18 03:05:25,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:25,974 INFO L479 AbstractCegarLoop]: Abstraction has 1657 states and 3669 transitions. [2020-04-18 03:05:25,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 3669 transitions. [2020-04-18 03:05:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:25,975 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:25,975 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:25,975 INFO L427 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:25,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:25,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1569550484, now seen corresponding path program 6 times [2020-04-18 03:05:25,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:25,976 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865370748] [2020-04-18 03:05:25,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:26,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865370748] [2020-04-18 03:05:26,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:26,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:26,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015202951] [2020-04-18 03:05:26,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:26,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:26,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:26,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:26,286 INFO L87 Difference]: Start difference. First operand 1657 states and 3669 transitions. Second operand 13 states. [2020-04-18 03:05:32,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:32,262 INFO L93 Difference]: Finished difference Result 2365 states and 5213 transitions. [2020-04-18 03:05:32,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-04-18 03:05:32,263 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:32,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:32,270 INFO L225 Difference]: With dead ends: 2365 [2020-04-18 03:05:32,270 INFO L226 Difference]: Without dead ends: 2365 [2020-04-18 03:05:32,271 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=501, Invalid=1221, Unknown=0, NotChecked=0, Total=1722 [2020-04-18 03:05:32,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2365 states. [2020-04-18 03:05:32,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2365 to 1678. [2020-04-18 03:05:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1678 states. [2020-04-18 03:05:32,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 3721 transitions. [2020-04-18 03:05:32,310 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 3721 transitions. Word has length 15 [2020-04-18 03:05:32,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:32,310 INFO L479 AbstractCegarLoop]: Abstraction has 1678 states and 3721 transitions. [2020-04-18 03:05:32,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 3721 transitions. [2020-04-18 03:05:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:32,311 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:32,311 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:32,311 INFO L427 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:32,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:32,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1534566708, now seen corresponding path program 1 times [2020-04-18 03:05:32,312 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:32,312 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847019677] [2020-04-18 03:05:32,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:32,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847019677] [2020-04-18 03:05:32,534 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:32,534 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:32,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522627803] [2020-04-18 03:05:32,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:32,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:32,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:32,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:32,539 INFO L87 Difference]: Start difference. First operand 1678 states and 3721 transitions. Second operand 13 states. [2020-04-18 03:05:33,985 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-04-18 03:05:35,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:35,898 INFO L93 Difference]: Finished difference Result 2275 states and 5003 transitions. [2020-04-18 03:05:35,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-04-18 03:05:35,899 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:35,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:35,903 INFO L225 Difference]: With dead ends: 2275 [2020-04-18 03:05:35,903 INFO L226 Difference]: Without dead ends: 2275 [2020-04-18 03:05:35,903 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=279, Invalid=651, Unknown=0, NotChecked=0, Total=930 [2020-04-18 03:05:35,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2020-04-18 03:05:35,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 1719. [2020-04-18 03:05:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1719 states. [2020-04-18 03:05:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 3813 transitions. [2020-04-18 03:05:35,939 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 3813 transitions. Word has length 15 [2020-04-18 03:05:35,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:35,940 INFO L479 AbstractCegarLoop]: Abstraction has 1719 states and 3813 transitions. [2020-04-18 03:05:35,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 3813 transitions. [2020-04-18 03:05:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:35,941 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:35,941 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:35,941 INFO L427 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:35,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:35,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1603809752, now seen corresponding path program 7 times [2020-04-18 03:05:35,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:35,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912659285] [2020-04-18 03:05:35,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:36,232 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912659285] [2020-04-18 03:05:36,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:36,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:36,233 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133868200] [2020-04-18 03:05:36,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:36,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:36,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:36,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:36,235 INFO L87 Difference]: Start difference. First operand 1719 states and 3813 transitions. Second operand 13 states. [2020-04-18 03:05:38,054 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-04-18 03:05:40,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:40,695 INFO L93 Difference]: Finished difference Result 2658 states and 5866 transitions. [2020-04-18 03:05:40,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-04-18 03:05:40,695 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:40,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:40,700 INFO L225 Difference]: With dead ends: 2658 [2020-04-18 03:05:40,701 INFO L226 Difference]: Without dead ends: 2658 [2020-04-18 03:05:40,701 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=400, Invalid=932, Unknown=0, NotChecked=0, Total=1332 [2020-04-18 03:05:40,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2020-04-18 03:05:40,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 1726. [2020-04-18 03:05:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1726 states. [2020-04-18 03:05:40,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1726 states and 3835 transitions. [2020-04-18 03:05:40,741 INFO L78 Accepts]: Start accepts. Automaton has 1726 states and 3835 transitions. Word has length 15 [2020-04-18 03:05:40,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:40,741 INFO L479 AbstractCegarLoop]: Abstraction has 1726 states and 3835 transitions. [2020-04-18 03:05:40,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:40,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 3835 transitions. [2020-04-18 03:05:40,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 03:05:40,742 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:40,743 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:40,743 INFO L427 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:40,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:40,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1267348140, now seen corresponding path program 8 times [2020-04-18 03:05:40,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:40,743 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669352001] [2020-04-18 03:05:40,744 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:41,036 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669352001] [2020-04-18 03:05:41,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:41,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:41,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500459943] [2020-04-18 03:05:41,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:41,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:41,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:41,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:41,037 INFO L87 Difference]: Start difference. First operand 1726 states and 3835 transitions. Second operand 13 states. [2020-04-18 03:05:45,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:45,587 INFO L93 Difference]: Finished difference Result 2404 states and 5299 transitions. [2020-04-18 03:05:45,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-04-18 03:05:45,588 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 15 [2020-04-18 03:05:45,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:45,592 INFO L225 Difference]: With dead ends: 2404 [2020-04-18 03:05:45,592 INFO L226 Difference]: Without dead ends: 2404 [2020-04-18 03:05:45,592 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=316, Invalid=740, Unknown=0, NotChecked=0, Total=1056 [2020-04-18 03:05:45,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2404 states. [2020-04-18 03:05:45,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2404 to 1682. [2020-04-18 03:05:45,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2020-04-18 03:05:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 3725 transitions. [2020-04-18 03:05:45,624 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 3725 transitions. Word has length 15 [2020-04-18 03:05:45,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:45,624 INFO L479 AbstractCegarLoop]: Abstraction has 1682 states and 3725 transitions. [2020-04-18 03:05:45,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 3725 transitions. [2020-04-18 03:05:45,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-04-18 03:05:45,625 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:45,625 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:45,625 INFO L427 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:45,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:45,626 INFO L82 PathProgramCache]: Analyzing trace with hash -292039962, now seen corresponding path program 1 times [2020-04-18 03:05:45,626 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:45,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109885955] [2020-04-18 03:05:45,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:45,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109885955] [2020-04-18 03:05:45,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:45,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:45,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160537284] [2020-04-18 03:05:45,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:45,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:45,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:45,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:45,816 INFO L87 Difference]: Start difference. First operand 1682 states and 3725 transitions. Second operand 13 states. [2020-04-18 03:05:48,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:48,732 INFO L93 Difference]: Finished difference Result 2324 states and 5104 transitions. [2020-04-18 03:05:48,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-04-18 03:05:48,733 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 16 [2020-04-18 03:05:48,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:48,736 INFO L225 Difference]: With dead ends: 2324 [2020-04-18 03:05:48,736 INFO L226 Difference]: Without dead ends: 2324 [2020-04-18 03:05:48,737 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=334, Invalid=856, Unknown=0, NotChecked=0, Total=1190 [2020-04-18 03:05:48,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2324 states. [2020-04-18 03:05:48,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2324 to 1689. [2020-04-18 03:05:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1689 states. [2020-04-18 03:05:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1689 states and 3740 transitions. [2020-04-18 03:05:48,758 INFO L78 Accepts]: Start accepts. Automaton has 1689 states and 3740 transitions. Word has length 16 [2020-04-18 03:05:48,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:48,758 INFO L479 AbstractCegarLoop]: Abstraction has 1689 states and 3740 transitions. [2020-04-18 03:05:48,758 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 3740 transitions. [2020-04-18 03:05:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-04-18 03:05:48,759 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:48,759 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:48,759 INFO L427 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:48,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:48,760 INFO L82 PathProgramCache]: Analyzing trace with hash -2027163386, now seen corresponding path program 2 times [2020-04-18 03:05:48,760 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:48,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026873074] [2020-04-18 03:05:48,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:48,922 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026873074] [2020-04-18 03:05:48,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:48,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 03:05:48,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438083937] [2020-04-18 03:05:48,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-04-18 03:05:48,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:48,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-04-18 03:05:48,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-04-18 03:05:48,924 INFO L87 Difference]: Start difference. First operand 1689 states and 3740 transitions. Second operand 14 states. [2020-04-18 03:05:51,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:51,757 INFO L93 Difference]: Finished difference Result 2167 states and 4769 transitions. [2020-04-18 03:05:51,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-04-18 03:05:51,758 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 16 [2020-04-18 03:05:51,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:51,761 INFO L225 Difference]: With dead ends: 2167 [2020-04-18 03:05:51,761 INFO L226 Difference]: Without dead ends: 2167 [2020-04-18 03:05:51,762 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2020-04-18 03:05:51,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2020-04-18 03:05:51,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 1694. [2020-04-18 03:05:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1694 states. [2020-04-18 03:05:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1694 states and 3752 transitions. [2020-04-18 03:05:51,782 INFO L78 Accepts]: Start accepts. Automaton has 1694 states and 3752 transitions. Word has length 16 [2020-04-18 03:05:51,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:51,782 INFO L479 AbstractCegarLoop]: Abstraction has 1694 states and 3752 transitions. [2020-04-18 03:05:51,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-04-18 03:05:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 3752 transitions. [2020-04-18 03:05:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-04-18 03:05:51,783 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:51,783 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:51,783 INFO L427 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:51,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:51,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1619236230, now seen corresponding path program 3 times [2020-04-18 03:05:51,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:51,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114669729] [2020-04-18 03:05:51,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:51,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:51,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114669729] [2020-04-18 03:05:51,976 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:51,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 03:05:51,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957041311] [2020-04-18 03:05:51,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-04-18 03:05:51,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:51,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-04-18 03:05:51,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-04-18 03:05:51,980 INFO L87 Difference]: Start difference. First operand 1694 states and 3752 transitions. Second operand 13 states. [2020-04-18 03:05:54,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:05:54,649 INFO L93 Difference]: Finished difference Result 2319 states and 5103 transitions. [2020-04-18 03:05:54,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-04-18 03:05:54,649 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 16 [2020-04-18 03:05:54,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:05:54,654 INFO L225 Difference]: With dead ends: 2319 [2020-04-18 03:05:54,654 INFO L226 Difference]: Without dead ends: 2319 [2020-04-18 03:05:54,654 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=179, Invalid=523, Unknown=0, NotChecked=0, Total=702 [2020-04-18 03:05:54,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2020-04-18 03:05:54,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 1668. [2020-04-18 03:05:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1668 states. [2020-04-18 03:05:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1668 states and 3693 transitions. [2020-04-18 03:05:54,684 INFO L78 Accepts]: Start accepts. Automaton has 1668 states and 3693 transitions. Word has length 16 [2020-04-18 03:05:54,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:05:54,687 INFO L479 AbstractCegarLoop]: Abstraction has 1668 states and 3693 transitions. [2020-04-18 03:05:54,687 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-04-18 03:05:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 3693 transitions. [2020-04-18 03:05:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:05:54,696 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:05:54,696 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:05:54,699 INFO L427 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:05:54,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:05:54,700 INFO L82 PathProgramCache]: Analyzing trace with hash 126035754, now seen corresponding path program 1 times [2020-04-18 03:05:54,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:05:54,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824564494] [2020-04-18 03:05:54,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:05:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:05:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:05:55,233 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824564494] [2020-04-18 03:05:55,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:05:55,233 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:05:55,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523124169] [2020-04-18 03:05:55,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:05:55,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:05:55,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:05:55,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:05:55,235 INFO L87 Difference]: Start difference. First operand 1668 states and 3693 transitions. Second operand 16 states. [2020-04-18 03:05:56,363 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 58 [2020-04-18 03:05:56,803 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 60 [2020-04-18 03:05:58,272 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 63 [2020-04-18 03:05:58,796 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-04-18 03:06:01,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:01,294 INFO L93 Difference]: Finished difference Result 2577 states and 5713 transitions. [2020-04-18 03:06:01,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:06:01,298 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:01,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:01,301 INFO L225 Difference]: With dead ends: 2577 [2020-04-18 03:06:01,301 INFO L226 Difference]: Without dead ends: 2577 [2020-04-18 03:06:01,304 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=394, Invalid=1246, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:06:01,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2577 states. [2020-04-18 03:06:01,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2577 to 1774. [2020-04-18 03:06:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1774 states. [2020-04-18 03:06:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 3947 transitions. [2020-04-18 03:06:01,344 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 3947 transitions. Word has length 17 [2020-04-18 03:06:01,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:01,345 INFO L479 AbstractCegarLoop]: Abstraction has 1774 states and 3947 transitions. [2020-04-18 03:06:01,345 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3947 transitions. [2020-04-18 03:06:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:01,346 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:01,346 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:01,346 INFO L427 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:01,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:01,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1184116694, now seen corresponding path program 2 times [2020-04-18 03:06:01,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:01,347 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018602396] [2020-04-18 03:06:01,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:01,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:01,971 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018602396] [2020-04-18 03:06:01,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:01,971 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:01,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023140985] [2020-04-18 03:06:01,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:01,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:01,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:01,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:01,973 INFO L87 Difference]: Start difference. First operand 1774 states and 3947 transitions. Second operand 16 states. [2020-04-18 03:06:03,054 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2020-04-18 03:06:03,517 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2020-04-18 03:06:03,851 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 87 [2020-04-18 03:06:04,964 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 58 [2020-04-18 03:06:05,177 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 72 [2020-04-18 03:06:05,762 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 72 [2020-04-18 03:06:05,974 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 75 [2020-04-18 03:06:09,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:09,045 INFO L93 Difference]: Finished difference Result 2805 states and 6260 transitions. [2020-04-18 03:06:09,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:06:09,046 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:09,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:09,050 INFO L225 Difference]: With dead ends: 2805 [2020-04-18 03:06:09,050 INFO L226 Difference]: Without dead ends: 2805 [2020-04-18 03:06:09,051 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=354, Invalid=1206, Unknown=0, NotChecked=0, Total=1560 [2020-04-18 03:06:09,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2805 states. [2020-04-18 03:06:09,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2805 to 1783. [2020-04-18 03:06:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2020-04-18 03:06:09,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 3968 transitions. [2020-04-18 03:06:09,080 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 3968 transitions. Word has length 17 [2020-04-18 03:06:09,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:09,080 INFO L479 AbstractCegarLoop]: Abstraction has 1783 states and 3968 transitions. [2020-04-18 03:06:09,080 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:09,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3968 transitions. [2020-04-18 03:06:09,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:09,081 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:09,081 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:09,082 INFO L427 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:09,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:09,082 INFO L82 PathProgramCache]: Analyzing trace with hash 774038774, now seen corresponding path program 3 times [2020-04-18 03:06:09,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:09,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650391196] [2020-04-18 03:06:09,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:09,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650391196] [2020-04-18 03:06:09,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:09,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:09,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942306679] [2020-04-18 03:06:09,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:09,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:09,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:09,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:09,443 INFO L87 Difference]: Start difference. First operand 1783 states and 3968 transitions. Second operand 16 states. [2020-04-18 03:06:10,646 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2020-04-18 03:06:10,900 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 55 [2020-04-18 03:06:11,344 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 57 [2020-04-18 03:06:12,570 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2020-04-18 03:06:13,115 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 60 [2020-04-18 03:06:13,353 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-04-18 03:06:16,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:16,142 INFO L93 Difference]: Finished difference Result 2884 states and 6430 transitions. [2020-04-18 03:06:16,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-04-18 03:06:16,143 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:16,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:16,146 INFO L225 Difference]: With dead ends: 2884 [2020-04-18 03:06:16,146 INFO L226 Difference]: Without dead ends: 2884 [2020-04-18 03:06:16,147 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=480, Invalid=1590, Unknown=0, NotChecked=0, Total=2070 [2020-04-18 03:06:16,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2884 states. [2020-04-18 03:06:16,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2884 to 1776. [2020-04-18 03:06:16,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1776 states. [2020-04-18 03:06:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 3951 transitions. [2020-04-18 03:06:16,197 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 3951 transitions. Word has length 17 [2020-04-18 03:06:16,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:16,197 INFO L479 AbstractCegarLoop]: Abstraction has 1776 states and 3951 transitions. [2020-04-18 03:06:16,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3951 transitions. [2020-04-18 03:06:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:16,199 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:16,199 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:16,200 INFO L427 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:16,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:16,200 INFO L82 PathProgramCache]: Analyzing trace with hash 789014072, now seen corresponding path program 4 times [2020-04-18 03:06:16,200 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:16,201 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426669616] [2020-04-18 03:06:16,201 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:16,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426669616] [2020-04-18 03:06:16,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:16,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 03:06:16,688 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976793659] [2020-04-18 03:06:16,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-04-18 03:06:16,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:16,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-04-18 03:06:16,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-04-18 03:06:16,689 INFO L87 Difference]: Start difference. First operand 1776 states and 3951 transitions. Second operand 15 states. [2020-04-18 03:06:17,856 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 58 [2020-04-18 03:06:18,275 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 51 [2020-04-18 03:06:18,482 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 55 [2020-04-18 03:06:19,541 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 61 [2020-04-18 03:06:20,284 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 58 [2020-04-18 03:06:22,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:22,359 INFO L93 Difference]: Finished difference Result 2857 states and 6368 transitions. [2020-04-18 03:06:22,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-04-18 03:06:22,360 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-04-18 03:06:22,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:22,364 INFO L225 Difference]: With dead ends: 2857 [2020-04-18 03:06:22,364 INFO L226 Difference]: Without dead ends: 2857 [2020-04-18 03:06:22,365 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=358, Invalid=1124, Unknown=0, NotChecked=0, Total=1482 [2020-04-18 03:06:22,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2857 states. [2020-04-18 03:06:22,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2857 to 1773. [2020-04-18 03:06:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1773 states. [2020-04-18 03:06:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 3945 transitions. [2020-04-18 03:06:22,397 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 3945 transitions. Word has length 17 [2020-04-18 03:06:22,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:22,397 INFO L479 AbstractCegarLoop]: Abstraction has 1773 states and 3945 transitions. [2020-04-18 03:06:22,397 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-04-18 03:06:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 3945 transitions. [2020-04-18 03:06:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:22,399 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:22,399 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:22,399 INFO L427 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:22,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:22,399 INFO L82 PathProgramCache]: Analyzing trace with hash 844323178, now seen corresponding path program 5 times [2020-04-18 03:06:22,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:22,400 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064652785] [2020-04-18 03:06:22,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:22,803 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064652785] [2020-04-18 03:06:22,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:22,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 03:06:22,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840040676] [2020-04-18 03:06:22,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-04-18 03:06:22,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:22,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-04-18 03:06:22,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2020-04-18 03:06:22,804 INFO L87 Difference]: Start difference. First operand 1773 states and 3945 transitions. Second operand 15 states. [2020-04-18 03:06:25,701 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-04-18 03:06:26,385 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 60 [2020-04-18 03:06:28,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:28,778 INFO L93 Difference]: Finished difference Result 2893 states and 6455 transitions. [2020-04-18 03:06:28,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:06:28,779 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-04-18 03:06:28,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:28,782 INFO L225 Difference]: With dead ends: 2893 [2020-04-18 03:06:28,783 INFO L226 Difference]: Without dead ends: 2893 [2020-04-18 03:06:28,783 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=369, Invalid=1271, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:06:28,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2893 states. [2020-04-18 03:06:28,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2893 to 1783. [2020-04-18 03:06:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2020-04-18 03:06:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 3967 transitions. [2020-04-18 03:06:28,818 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 3967 transitions. Word has length 17 [2020-04-18 03:06:28,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:28,819 INFO L479 AbstractCegarLoop]: Abstraction has 1783 states and 3967 transitions. [2020-04-18 03:06:28,819 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-04-18 03:06:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3967 transitions. [2020-04-18 03:06:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:28,820 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:28,820 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:28,820 INFO L427 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:28,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:28,821 INFO L82 PathProgramCache]: Analyzing trace with hash 1460787846, now seen corresponding path program 6 times [2020-04-18 03:06:28,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:28,821 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282965650] [2020-04-18 03:06:28,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:28,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:29,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:29,585 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282965650] [2020-04-18 03:06:29,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:29,585 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:29,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869452483] [2020-04-18 03:06:29,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:29,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:29,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:29,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:29,586 INFO L87 Difference]: Start difference. First operand 1783 states and 3967 transitions. Second operand 16 states. [2020-04-18 03:06:30,545 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 52 [2020-04-18 03:06:31,085 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 58 [2020-04-18 03:06:31,312 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 77 [2020-04-18 03:06:31,715 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 95 [2020-04-18 03:06:33,022 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 80 [2020-04-18 03:06:33,425 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61 [2020-04-18 03:06:33,713 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 83 [2020-04-18 03:06:36,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:36,418 INFO L93 Difference]: Finished difference Result 2653 states and 5910 transitions. [2020-04-18 03:06:36,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:06:36,418 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:36,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:36,422 INFO L225 Difference]: With dead ends: 2653 [2020-04-18 03:06:36,422 INFO L226 Difference]: Without dead ends: 2653 [2020-04-18 03:06:36,423 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=348, Invalid=1212, Unknown=0, NotChecked=0, Total=1560 [2020-04-18 03:06:36,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2653 states. [2020-04-18 03:06:36,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2653 to 1792. [2020-04-18 03:06:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1792 states. [2020-04-18 03:06:36,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1792 states and 3988 transitions. [2020-04-18 03:06:36,443 INFO L78 Accepts]: Start accepts. Automaton has 1792 states and 3988 transitions. Word has length 17 [2020-04-18 03:06:36,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:36,443 INFO L479 AbstractCegarLoop]: Abstraction has 1792 states and 3988 transitions. [2020-04-18 03:06:36,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3988 transitions. [2020-04-18 03:06:36,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:36,444 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:36,444 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:36,444 INFO L427 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:36,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:36,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1050709926, now seen corresponding path program 7 times [2020-04-18 03:06:36,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:36,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511892305] [2020-04-18 03:06:36,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:36,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511892305] [2020-04-18 03:06:36,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:36,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:36,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838341294] [2020-04-18 03:06:36,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:36,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:36,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:36,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:36,810 INFO L87 Difference]: Start difference. First operand 1792 states and 3988 transitions. Second operand 16 states. [2020-04-18 03:06:39,216 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 50 [2020-04-18 03:06:39,390 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 54 [2020-04-18 03:06:40,039 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2020-04-18 03:06:40,563 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-04-18 03:06:41,180 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 57 [2020-04-18 03:06:43,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:43,677 INFO L93 Difference]: Finished difference Result 2958 states and 6618 transitions. [2020-04-18 03:06:43,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-04-18 03:06:43,678 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:43,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:43,682 INFO L225 Difference]: With dead ends: 2958 [2020-04-18 03:06:43,682 INFO L226 Difference]: Without dead ends: 2958 [2020-04-18 03:06:43,683 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=492, Invalid=1670, Unknown=0, NotChecked=0, Total=2162 [2020-04-18 03:06:43,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2958 states. [2020-04-18 03:06:43,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2958 to 1785. [2020-04-18 03:06:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1785 states. [2020-04-18 03:06:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1785 states and 3971 transitions. [2020-04-18 03:06:43,712 INFO L78 Accepts]: Start accepts. Automaton has 1785 states and 3971 transitions. Word has length 17 [2020-04-18 03:06:43,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:43,713 INFO L479 AbstractCegarLoop]: Abstraction has 1785 states and 3971 transitions. [2020-04-18 03:06:43,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3971 transitions. [2020-04-18 03:06:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:43,714 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:43,714 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:43,714 INFO L427 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:43,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:43,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1065685224, now seen corresponding path program 8 times [2020-04-18 03:06:43,715 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:43,715 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191667091] [2020-04-18 03:06:43,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:44,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:44,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191667091] [2020-04-18 03:06:44,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:44,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 03:06:44,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922159566] [2020-04-18 03:06:44,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-04-18 03:06:44,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:44,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-04-18 03:06:44,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-04-18 03:06:44,128 INFO L87 Difference]: Start difference. First operand 1785 states and 3971 transitions. Second operand 15 states. [2020-04-18 03:06:45,958 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-04-18 03:06:46,944 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 57 [2020-04-18 03:06:47,533 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 62 [2020-04-18 03:06:49,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:49,760 INFO L93 Difference]: Finished difference Result 2729 states and 6097 transitions. [2020-04-18 03:06:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-04-18 03:06:49,762 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-04-18 03:06:49,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:49,766 INFO L225 Difference]: With dead ends: 2729 [2020-04-18 03:06:49,766 INFO L226 Difference]: Without dead ends: 2729 [2020-04-18 03:06:49,767 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=339, Invalid=1067, Unknown=0, NotChecked=0, Total=1406 [2020-04-18 03:06:49,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2729 states. [2020-04-18 03:06:49,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2729 to 1783. [2020-04-18 03:06:49,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2020-04-18 03:06:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 3967 transitions. [2020-04-18 03:06:49,793 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 3967 transitions. Word has length 17 [2020-04-18 03:06:49,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:49,793 INFO L479 AbstractCegarLoop]: Abstraction has 1783 states and 3967 transitions. [2020-04-18 03:06:49,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-04-18 03:06:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3967 transitions. [2020-04-18 03:06:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:49,794 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:49,795 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:49,795 INFO L427 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:49,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:49,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1581308340, now seen corresponding path program 9 times [2020-04-18 03:06:49,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:49,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274525818] [2020-04-18 03:06:49,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:50,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:50,267 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274525818] [2020-04-18 03:06:50,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:50,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:50,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885188243] [2020-04-18 03:06:50,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:50,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:50,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:50,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:50,269 INFO L87 Difference]: Start difference. First operand 1783 states and 3967 transitions. Second operand 16 states. [2020-04-18 03:06:51,982 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-04-18 03:06:52,233 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 53 [2020-04-18 03:06:52,761 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 52 [2020-04-18 03:06:53,498 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-04-18 03:06:53,924 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-04-18 03:06:56,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:06:56,344 INFO L93 Difference]: Finished difference Result 2909 states and 6475 transitions. [2020-04-18 03:06:56,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:06:56,345 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:06:56,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:06:56,349 INFO L225 Difference]: With dead ends: 2909 [2020-04-18 03:06:56,349 INFO L226 Difference]: Without dead ends: 2909 [2020-04-18 03:06:56,350 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=417, Invalid=1223, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:06:56,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2909 states. [2020-04-18 03:06:56,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2909 to 1807. [2020-04-18 03:06:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1807 states. [2020-04-18 03:06:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1807 states and 4026 transitions. [2020-04-18 03:06:56,383 INFO L78 Accepts]: Start accepts. Automaton has 1807 states and 4026 transitions. Word has length 17 [2020-04-18 03:06:56,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:06:56,383 INFO L479 AbstractCegarLoop]: Abstraction has 1807 states and 4026 transitions. [2020-04-18 03:06:56,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:06:56,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 4026 transitions. [2020-04-18 03:06:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:06:56,384 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:06:56,384 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:06:56,385 INFO L427 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:06:56,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:06:56,385 INFO L82 PathProgramCache]: Analyzing trace with hash -2015740458, now seen corresponding path program 10 times [2020-04-18 03:06:56,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:06:56,385 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404720804] [2020-04-18 03:06:56,386 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:06:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:06:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:06:56,790 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404720804] [2020-04-18 03:06:56,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:06:56,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:06:56,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975895277] [2020-04-18 03:06:56,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:06:56,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:06:56,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:06:56,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:06:56,792 INFO L87 Difference]: Start difference. First operand 1807 states and 4026 transitions. Second operand 16 states. [2020-04-18 03:06:58,075 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2020-04-18 03:06:58,401 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-04-18 03:06:58,763 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 53 [2020-04-18 03:06:59,415 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2020-04-18 03:07:00,045 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2020-04-18 03:07:00,194 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-04-18 03:07:00,373 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-04-18 03:07:00,764 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 52 [2020-04-18 03:07:00,939 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-04-18 03:07:01,164 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 53 [2020-04-18 03:07:03,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:03,418 INFO L93 Difference]: Finished difference Result 3095 states and 6897 transitions. [2020-04-18 03:07:03,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-04-18 03:07:03,419 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:03,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:03,426 INFO L225 Difference]: With dead ends: 3095 [2020-04-18 03:07:03,426 INFO L226 Difference]: Without dead ends: 3095 [2020-04-18 03:07:03,427 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=486, Invalid=1406, Unknown=0, NotChecked=0, Total=1892 [2020-04-18 03:07:03,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3095 states. [2020-04-18 03:07:03,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3095 to 1808. [2020-04-18 03:07:03,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1808 states. [2020-04-18 03:07:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1808 states and 4028 transitions. [2020-04-18 03:07:03,459 INFO L78 Accepts]: Start accepts. Automaton has 1808 states and 4028 transitions. Word has length 17 [2020-04-18 03:07:03,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:03,459 INFO L479 AbstractCegarLoop]: Abstraction has 1808 states and 4028 transitions. [2020-04-18 03:07:03,459 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 4028 transitions. [2020-04-18 03:07:03,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:03,461 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:03,461 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:03,461 INFO L427 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:03,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:03,462 INFO L82 PathProgramCache]: Analyzing trace with hash -957659518, now seen corresponding path program 11 times [2020-04-18 03:07:03,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:03,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921594701] [2020-04-18 03:07:03,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:04,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:04,117 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921594701] [2020-04-18 03:07:04,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:04,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:04,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007264525] [2020-04-18 03:07:04,118 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:04,119 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:04,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:04,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:04,119 INFO L87 Difference]: Start difference. First operand 1808 states and 4028 transitions. Second operand 16 states. [2020-04-18 03:07:05,608 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 58 [2020-04-18 03:07:05,954 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 77 [2020-04-18 03:07:07,394 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 60 [2020-04-18 03:07:07,816 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 61 [2020-04-18 03:07:08,034 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 63 [2020-04-18 03:07:10,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:10,675 INFO L93 Difference]: Finished difference Result 3063 states and 6835 transitions. [2020-04-18 03:07:10,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 03:07:10,676 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:10,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:10,679 INFO L225 Difference]: With dead ends: 3063 [2020-04-18 03:07:10,680 INFO L226 Difference]: Without dead ends: 3063 [2020-04-18 03:07:10,680 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=396, Invalid=1244, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:07:10,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2020-04-18 03:07:10,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 1817. [2020-04-18 03:07:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1817 states. [2020-04-18 03:07:10,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1817 states and 4049 transitions. [2020-04-18 03:07:10,703 INFO L78 Accepts]: Start accepts. Automaton has 1817 states and 4049 transitions. Word has length 17 [2020-04-18 03:07:10,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:10,703 INFO L479 AbstractCegarLoop]: Abstraction has 1817 states and 4049 transitions. [2020-04-18 03:07:10,703 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 4049 transitions. [2020-04-18 03:07:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:10,705 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:10,705 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:10,705 INFO L427 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:10,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:10,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1367737438, now seen corresponding path program 12 times [2020-04-18 03:07:10,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:10,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990313285] [2020-04-18 03:07:10,706 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:11,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990313285] [2020-04-18 03:07:11,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:11,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:11,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265346666] [2020-04-18 03:07:11,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:11,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:11,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:11,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:11,153 INFO L87 Difference]: Start difference. First operand 1817 states and 4049 transitions. Second operand 16 states. [2020-04-18 03:07:11,818 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2020-04-18 03:07:12,338 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 54 [2020-04-18 03:07:12,495 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2020-04-18 03:07:12,851 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 52 [2020-04-18 03:07:13,167 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 45 [2020-04-18 03:07:13,321 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2020-04-18 03:07:13,801 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 51 [2020-04-18 03:07:14,474 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 57 [2020-04-18 03:07:14,630 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2020-04-18 03:07:15,272 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 57 [2020-04-18 03:07:15,704 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2020-04-18 03:07:17,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:17,824 INFO L93 Difference]: Finished difference Result 3237 states and 7235 transitions. [2020-04-18 03:07:17,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-04-18 03:07:17,824 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:17,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:17,828 INFO L225 Difference]: With dead ends: 3237 [2020-04-18 03:07:17,828 INFO L226 Difference]: Without dead ends: 3237 [2020-04-18 03:07:17,829 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=550, Invalid=1706, Unknown=0, NotChecked=0, Total=2256 [2020-04-18 03:07:17,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3237 states. [2020-04-18 03:07:17,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3237 to 1810. [2020-04-18 03:07:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1810 states. [2020-04-18 03:07:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1810 states and 4032 transitions. [2020-04-18 03:07:17,855 INFO L78 Accepts]: Start accepts. Automaton has 1810 states and 4032 transitions. Word has length 17 [2020-04-18 03:07:17,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:17,855 INFO L479 AbstractCegarLoop]: Abstraction has 1810 states and 4032 transitions. [2020-04-18 03:07:17,855 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 4032 transitions. [2020-04-18 03:07:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:17,856 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:17,857 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:17,857 INFO L427 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:17,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:17,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1352762140, now seen corresponding path program 13 times [2020-04-18 03:07:17,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:17,858 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74195917] [2020-04-18 03:07:17,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:18,267 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74195917] [2020-04-18 03:07:18,267 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:18,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 03:07:18,268 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48750692] [2020-04-18 03:07:18,268 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-04-18 03:07:18,268 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:18,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-04-18 03:07:18,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-04-18 03:07:18,268 INFO L87 Difference]: Start difference. First operand 1810 states and 4032 transitions. Second operand 15 states. [2020-04-18 03:07:19,516 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2020-04-18 03:07:19,835 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 52 [2020-04-18 03:07:20,079 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 56 [2020-04-18 03:07:20,415 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2020-04-18 03:07:20,750 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2020-04-18 03:07:20,931 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2020-04-18 03:07:21,620 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-04-18 03:07:22,058 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2020-04-18 03:07:22,277 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2020-04-18 03:07:24,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:24,571 INFO L93 Difference]: Finished difference Result 3206 states and 7165 transitions. [2020-04-18 03:07:24,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:07:24,572 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-04-18 03:07:24,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:24,577 INFO L225 Difference]: With dead ends: 3206 [2020-04-18 03:07:24,577 INFO L226 Difference]: Without dead ends: 3206 [2020-04-18 03:07:24,578 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=399, Invalid=1161, Unknown=0, NotChecked=0, Total=1560 [2020-04-18 03:07:24,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3206 states. [2020-04-18 03:07:24,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3206 to 1804. [2020-04-18 03:07:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1804 states. [2020-04-18 03:07:24,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 4019 transitions. [2020-04-18 03:07:24,622 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 4019 transitions. Word has length 17 [2020-04-18 03:07:24,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:24,622 INFO L479 AbstractCegarLoop]: Abstraction has 1804 states and 4019 transitions. [2020-04-18 03:07:24,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-04-18 03:07:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 4019 transitions. [2020-04-18 03:07:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:24,624 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:24,624 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:24,624 INFO L427 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:24,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:24,624 INFO L82 PathProgramCache]: Analyzing trace with hash -839252216, now seen corresponding path program 14 times [2020-04-18 03:07:24,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:24,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461976422] [2020-04-18 03:07:24,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:25,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:25,160 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461976422] [2020-04-18 03:07:25,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:25,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:25,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727704672] [2020-04-18 03:07:25,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:25,161 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:25,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:25,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:25,162 INFO L87 Difference]: Start difference. First operand 1804 states and 4019 transitions. Second operand 16 states. [2020-04-18 03:07:25,791 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2020-04-18 03:07:26,191 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2020-04-18 03:07:26,323 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2020-04-18 03:07:26,590 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 67 [2020-04-18 03:07:29,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:29,967 INFO L93 Difference]: Finished difference Result 3065 states and 6824 transitions. [2020-04-18 03:07:29,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-04-18 03:07:29,968 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:29,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:29,971 INFO L225 Difference]: With dead ends: 3065 [2020-04-18 03:07:29,971 INFO L226 Difference]: Without dead ends: 3065 [2020-04-18 03:07:29,972 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=278, Invalid=912, Unknown=0, NotChecked=0, Total=1190 [2020-04-18 03:07:29,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3065 states. [2020-04-18 03:07:29,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3065 to 1818. [2020-04-18 03:07:29,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1818 states. [2020-04-18 03:07:29,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 4058 transitions. [2020-04-18 03:07:29,993 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 4058 transitions. Word has length 17 [2020-04-18 03:07:29,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:29,993 INFO L479 AbstractCegarLoop]: Abstraction has 1818 states and 4058 transitions. [2020-04-18 03:07:29,994 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 4058 transitions. [2020-04-18 03:07:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:29,994 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:29,994 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:29,995 INFO L427 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:29,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:29,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1249330136, now seen corresponding path program 15 times [2020-04-18 03:07:29,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:29,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187493268] [2020-04-18 03:07:29,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:30,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:30,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187493268] [2020-04-18 03:07:30,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:30,646 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 03:07:30,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651577805] [2020-04-18 03:07:30,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-04-18 03:07:30,647 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:30,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-04-18 03:07:30,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2020-04-18 03:07:30,647 INFO L87 Difference]: Start difference. First operand 1818 states and 4058 transitions. Second operand 15 states. [2020-04-18 03:07:31,282 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2020-04-18 03:07:31,677 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2020-04-18 03:07:31,803 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2020-04-18 03:07:32,174 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 67 [2020-04-18 03:07:35,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:35,624 INFO L93 Difference]: Finished difference Result 3553 states and 7960 transitions. [2020-04-18 03:07:35,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-04-18 03:07:35,625 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-04-18 03:07:35,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:35,630 INFO L225 Difference]: With dead ends: 3553 [2020-04-18 03:07:35,630 INFO L226 Difference]: Without dead ends: 3553 [2020-04-18 03:07:35,630 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 0 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2020-04-18 03:07:35,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3553 states. [2020-04-18 03:07:35,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3553 to 1830. [2020-04-18 03:07:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1830 states. [2020-04-18 03:07:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1830 states and 4096 transitions. [2020-04-18 03:07:35,657 INFO L78 Accepts]: Start accepts. Automaton has 1830 states and 4096 transitions. Word has length 17 [2020-04-18 03:07:35,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:35,658 INFO L479 AbstractCegarLoop]: Abstraction has 1830 states and 4096 transitions. [2020-04-18 03:07:35,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-04-18 03:07:35,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 4096 transitions. [2020-04-18 03:07:35,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:35,659 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:35,659 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:35,659 INFO L427 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:35,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:35,659 INFO L82 PathProgramCache]: Analyzing trace with hash 180570168, now seen corresponding path program 16 times [2020-04-18 03:07:35,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:35,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916603002] [2020-04-18 03:07:35,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:36,199 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 40 [2020-04-18 03:07:36,560 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 62 [2020-04-18 03:07:36,756 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 46 [2020-04-18 03:07:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:36,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916603002] [2020-04-18 03:07:36,855 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:36,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:36,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381800075] [2020-04-18 03:07:36,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:36,856 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:36,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:36,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:36,857 INFO L87 Difference]: Start difference. First operand 1830 states and 4096 transitions. Second operand 16 states. [2020-04-18 03:07:37,584 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2020-04-18 03:07:37,818 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2020-04-18 03:07:38,500 WARN L192 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 67 [2020-04-18 03:07:38,706 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 56 [2020-04-18 03:07:39,067 WARN L192 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 69 [2020-04-18 03:07:39,328 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 59 [2020-04-18 03:07:39,530 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2020-04-18 03:07:40,159 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 72 [2020-04-18 03:07:43,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:43,194 INFO L93 Difference]: Finished difference Result 3449 states and 7723 transitions. [2020-04-18 03:07:43,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 03:07:43,195 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:43,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:43,199 INFO L225 Difference]: With dead ends: 3449 [2020-04-18 03:07:43,199 INFO L226 Difference]: Without dead ends: 3449 [2020-04-18 03:07:43,200 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 314 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=377, Invalid=1345, Unknown=0, NotChecked=0, Total=1722 [2020-04-18 03:07:43,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3449 states. [2020-04-18 03:07:43,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3449 to 1860. [2020-04-18 03:07:43,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1860 states. [2020-04-18 03:07:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1860 states and 4168 transitions. [2020-04-18 03:07:43,225 INFO L78 Accepts]: Start accepts. Automaton has 1860 states and 4168 transitions. Word has length 17 [2020-04-18 03:07:43,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:43,225 INFO L479 AbstractCegarLoop]: Abstraction has 1860 states and 4168 transitions. [2020-04-18 03:07:43,225 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 4168 transitions. [2020-04-18 03:07:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:43,226 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:43,226 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:43,226 INFO L427 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:43,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:43,226 INFO L82 PathProgramCache]: Analyzing trace with hash -224289522, now seen corresponding path program 17 times [2020-04-18 03:07:43,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:43,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489946927] [2020-04-18 03:07:43,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:44,048 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489946927] [2020-04-18 03:07:44,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:44,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:44,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314427630] [2020-04-18 03:07:44,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:44,049 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:44,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:44,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:44,049 INFO L87 Difference]: Start difference. First operand 1860 states and 4168 transitions. Second operand 16 states. [2020-04-18 03:07:44,761 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-04-18 03:07:45,245 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-04-18 03:07:45,653 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 67 [2020-04-18 03:07:46,954 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2020-04-18 03:07:49,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:49,932 INFO L93 Difference]: Finished difference Result 3343 states and 7489 transitions. [2020-04-18 03:07:49,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-04-18 03:07:49,932 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:49,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:49,937 INFO L225 Difference]: With dead ends: 3343 [2020-04-18 03:07:49,937 INFO L226 Difference]: Without dead ends: 3343 [2020-04-18 03:07:49,938 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=282, Invalid=1050, Unknown=0, NotChecked=0, Total=1332 [2020-04-18 03:07:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3343 states. [2020-04-18 03:07:49,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3343 to 1864. [2020-04-18 03:07:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1864 states. [2020-04-18 03:07:49,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1864 states and 4178 transitions. [2020-04-18 03:07:49,960 INFO L78 Accepts]: Start accepts. Automaton has 1864 states and 4178 transitions. Word has length 17 [2020-04-18 03:07:49,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:49,960 INFO L479 AbstractCegarLoop]: Abstraction has 1864 states and 4178 transitions. [2020-04-18 03:07:49,960 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 4178 transitions. [2020-04-18 03:07:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:49,961 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:49,961 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:49,961 INFO L427 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:49,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:49,962 INFO L82 PathProgramCache]: Analyzing trace with hash -229507752, now seen corresponding path program 18 times [2020-04-18 03:07:49,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:49,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927123813] [2020-04-18 03:07:49,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:50,648 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927123813] [2020-04-18 03:07:50,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:50,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:50,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133616741] [2020-04-18 03:07:50,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:50,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:50,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:50,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:50,649 INFO L87 Difference]: Start difference. First operand 1864 states and 4178 transitions. Second operand 16 states. [2020-04-18 03:07:51,138 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2020-04-18 03:07:51,550 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-04-18 03:07:52,057 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 54 [2020-04-18 03:07:52,486 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 72 [2020-04-18 03:07:54,127 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2020-04-18 03:07:55,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:07:55,938 INFO L93 Difference]: Finished difference Result 3669 states and 8233 transitions. [2020-04-18 03:07:55,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-04-18 03:07:55,938 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:07:55,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:07:55,943 INFO L225 Difference]: With dead ends: 3669 [2020-04-18 03:07:55,944 INFO L226 Difference]: Without dead ends: 3669 [2020-04-18 03:07:55,944 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=372, Invalid=1268, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:07:55,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3669 states. [2020-04-18 03:07:55,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3669 to 1857. [2020-04-18 03:07:55,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1857 states. [2020-04-18 03:07:55,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1857 states and 4161 transitions. [2020-04-18 03:07:55,971 INFO L78 Accepts]: Start accepts. Automaton has 1857 states and 4161 transitions. Word has length 17 [2020-04-18 03:07:55,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:07:55,971 INFO L479 AbstractCegarLoop]: Abstraction has 1857 states and 4161 transitions. [2020-04-18 03:07:55,971 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:07:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 4161 transitions. [2020-04-18 03:07:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:07:55,972 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:07:55,973 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:07:55,973 INFO L427 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:07:55,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:07:55,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1701960512, now seen corresponding path program 19 times [2020-04-18 03:07:55,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:07:55,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54094731] [2020-04-18 03:07:55,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:07:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:07:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:07:56,660 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54094731] [2020-04-18 03:07:56,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:07:56,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:07:56,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311992064] [2020-04-18 03:07:56,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:07:56,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:07:56,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:07:56,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:07:56,662 INFO L87 Difference]: Start difference. First operand 1857 states and 4161 transitions. Second operand 16 states. [2020-04-18 03:07:57,873 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-04-18 03:07:58,281 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2020-04-18 03:07:59,869 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 45 [2020-04-18 03:08:00,368 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 48 [2020-04-18 03:08:03,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:08:03,372 INFO L93 Difference]: Finished difference Result 3651 states and 8195 transitions. [2020-04-18 03:08:03,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-04-18 03:08:03,372 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:08:03,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:08:03,377 INFO L225 Difference]: With dead ends: 3651 [2020-04-18 03:08:03,377 INFO L226 Difference]: Without dead ends: 3651 [2020-04-18 03:08:03,377 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=366, Invalid=1274, Unknown=0, NotChecked=0, Total=1640 [2020-04-18 03:08:03,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3651 states. [2020-04-18 03:08:03,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3651 to 1858. [2020-04-18 03:08:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1858 states. [2020-04-18 03:08:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 4164 transitions. [2020-04-18 03:08:03,399 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 4164 transitions. Word has length 17 [2020-04-18 03:08:03,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:08:03,399 INFO L479 AbstractCegarLoop]: Abstraction has 1858 states and 4164 transitions. [2020-04-18 03:08:03,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:08:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 4164 transitions. [2020-04-18 03:08:03,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:08:03,400 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:08:03,400 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:08:03,400 INFO L427 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:08:03,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:08:03,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1696742282, now seen corresponding path program 20 times [2020-04-18 03:08:03,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:08:03,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474363653] [2020-04-18 03:08:03,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:08:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:08:04,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:08:04,009 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474363653] [2020-04-18 03:08:04,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:08:04,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:08:04,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697259583] [2020-04-18 03:08:04,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:08:04,010 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:08:04,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:08:04,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:08:04,010 INFO L87 Difference]: Start difference. First operand 1858 states and 4164 transitions. Second operand 16 states. [2020-04-18 03:08:04,567 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2020-04-18 03:08:05,026 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2020-04-18 03:08:06,053 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 75 [2020-04-18 03:08:06,231 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 70 [2020-04-18 03:08:06,383 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2020-04-18 03:08:06,942 WARN L192 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 82 [2020-04-18 03:08:08,246 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 48 [2020-04-18 03:08:11,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:08:11,143 INFO L93 Difference]: Finished difference Result 3679 states and 8248 transitions. [2020-04-18 03:08:11,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-04-18 03:08:11,143 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:08:11,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:08:11,148 INFO L225 Difference]: With dead ends: 3679 [2020-04-18 03:08:11,148 INFO L226 Difference]: Without dead ends: 3679 [2020-04-18 03:08:11,149 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=475, Invalid=1595, Unknown=0, NotChecked=0, Total=2070 [2020-04-18 03:08:11,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3679 states. [2020-04-18 03:08:11,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3679 to 1854. [2020-04-18 03:08:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1854 states. [2020-04-18 03:08:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 4154 transitions. [2020-04-18 03:08:11,171 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 4154 transitions. Word has length 17 [2020-04-18 03:08:11,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:08:11,171 INFO L479 AbstractCegarLoop]: Abstraction has 1854 states and 4154 transitions. [2020-04-18 03:08:11,171 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:08:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 4154 transitions. [2020-04-18 03:08:11,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:08:11,172 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:08:11,172 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:08:11,172 INFO L427 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:08:11,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:08:11,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1130066154, now seen corresponding path program 21 times [2020-04-18 03:08:11,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:08:11,173 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379942769] [2020-04-18 03:08:11,173 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:08:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:08:11,757 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2020-04-18 03:08:11,981 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2020-04-18 03:08:12,151 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2020-04-18 03:08:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:08:12,249 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379942769] [2020-04-18 03:08:12,249 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:08:12,249 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:08:12,250 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822214839] [2020-04-18 03:08:12,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:08:12,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:08:12,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:08:12,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:08:12,251 INFO L87 Difference]: Start difference. First operand 1854 states and 4154 transitions. Second operand 16 states. [2020-04-18 03:08:12,772 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2020-04-18 03:08:13,065 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 56 [2020-04-18 03:08:13,381 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2020-04-18 03:08:13,687 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2020-04-18 03:08:14,138 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 74 [2020-04-18 03:08:14,620 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2020-04-18 03:08:14,923 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2020-04-18 03:08:15,128 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 58 [2020-04-18 03:08:15,474 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 73 [2020-04-18 03:08:16,014 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 80 [2020-04-18 03:08:18,337 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 57 [2020-04-18 03:08:18,811 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 61 [2020-04-18 03:08:22,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:08:22,753 INFO L93 Difference]: Finished difference Result 3469 states and 7750 transitions. [2020-04-18 03:08:22,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-04-18 03:08:22,753 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:08:22,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:08:22,757 INFO L225 Difference]: With dead ends: 3469 [2020-04-18 03:08:22,757 INFO L226 Difference]: Without dead ends: 3469 [2020-04-18 03:08:22,758 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=533, Invalid=1917, Unknown=0, NotChecked=0, Total=2450 [2020-04-18 03:08:22,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3469 states. [2020-04-18 03:08:22,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3469 to 1862. [2020-04-18 03:08:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1862 states. [2020-04-18 03:08:22,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 4172 transitions. [2020-04-18 03:08:22,782 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 4172 transitions. Word has length 17 [2020-04-18 03:08:22,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:08:22,782 INFO L479 AbstractCegarLoop]: Abstraction has 1862 states and 4172 transitions. [2020-04-18 03:08:22,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:08:22,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 4172 transitions. [2020-04-18 03:08:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:08:22,783 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:08:22,784 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:08:22,784 INFO L427 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:08:22,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:08:22,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1534925844, now seen corresponding path program 22 times [2020-04-18 03:08:22,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:08:22,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631913854] [2020-04-18 03:08:22,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:08:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:08:23,377 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 42 [2020-04-18 03:08:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:08:23,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631913854] [2020-04-18 03:08:23,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:08:23,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:08:23,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162153021] [2020-04-18 03:08:23,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:08:23,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:08:23,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:08:23,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:08:23,529 INFO L87 Difference]: Start difference. First operand 1862 states and 4172 transitions. Second operand 16 states. [2020-04-18 03:08:24,223 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 59 [2020-04-18 03:08:24,691 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 67 [2020-04-18 03:08:25,509 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 67 [2020-04-18 03:08:25,671 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-04-18 03:08:25,931 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2020-04-18 03:08:26,463 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2020-04-18 03:08:28,336 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2020-04-18 03:08:28,832 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2020-04-18 03:08:29,054 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 67 [2020-04-18 03:08:32,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 03:08:32,754 INFO L93 Difference]: Finished difference Result 3741 states and 8415 transitions. [2020-04-18 03:08:32,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-04-18 03:08:32,754 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2020-04-18 03:08:32,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 03:08:32,759 INFO L225 Difference]: With dead ends: 3741 [2020-04-18 03:08:32,759 INFO L226 Difference]: Without dead ends: 3741 [2020-04-18 03:08:32,760 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=484, Invalid=1772, Unknown=0, NotChecked=0, Total=2256 [2020-04-18 03:08:32,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3741 states. [2020-04-18 03:08:32,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3741 to 1863. [2020-04-18 03:08:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1863 states. [2020-04-18 03:08:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1863 states and 4175 transitions. [2020-04-18 03:08:32,788 INFO L78 Accepts]: Start accepts. Automaton has 1863 states and 4175 transitions. Word has length 17 [2020-04-18 03:08:32,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 03:08:32,789 INFO L479 AbstractCegarLoop]: Abstraction has 1863 states and 4175 transitions. [2020-04-18 03:08:32,789 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-04-18 03:08:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 4175 transitions. [2020-04-18 03:08:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 03:08:32,790 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 03:08:32,790 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 03:08:32,790 INFO L427 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-04-18 03:08:32,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 03:08:32,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1540144074, now seen corresponding path program 23 times [2020-04-18 03:08:32,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 03:08:32,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412202158] [2020-04-18 03:08:32,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 03:08:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 03:08:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 03:08:33,477 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412202158] [2020-04-18 03:08:33,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 03:08:33,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 03:08:33,477 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360836114] [2020-04-18 03:08:33,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-04-18 03:08:33,478 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-18 03:08:33,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-04-18 03:08:33,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-04-18 03:08:33,478 INFO L87 Difference]: Start difference. First operand 1863 states and 4175 transitions. Second operand 16 states. [2020-04-18 03:08:34,024 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2020-04-18 03:08:34,496 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 75 [2020-04-18 03:08:34,922 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 43 [2020-04-18 03:08:35,578 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 75 [2020-04-18 03:08:35,760 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 70 Received shutdown request... [2020-04-18 03:08:35,889 WARN L209 SmtUtils]: Removed 15 from assertion stack [2020-04-18 03:08:35,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-04-18 03:08:35,889 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 03:08:35,893 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 03:08:35,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 03:08:35 BasicIcfg [2020-04-18 03:08:35,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 03:08:35,895 INFO L168 Benchmark]: Toolchain (without parser) took 248585.01 ms. Allocated memory was 147.8 MB in the beginning and 356.0 MB in the end (delta: 208.1 MB). Free memory was 103.6 MB in the beginning and 116.9 MB in the end (delta: -13.3 MB). Peak memory consumption was 194.9 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,895 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 147.8 MB. Free memory was 124.2 MB in the beginning and 124.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 962.41 ms. Allocated memory was 147.8 MB in the beginning and 202.4 MB in the end (delta: 54.5 MB). Free memory was 101.7 MB in the beginning and 131.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.99 ms. Allocated memory is still 202.4 MB. Free memory was 131.0 MB in the beginning and 127.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,896 INFO L168 Benchmark]: Boogie Preprocessor took 60.19 ms. Allocated memory is still 202.4 MB. Free memory was 127.1 MB in the beginning and 123.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,896 INFO L168 Benchmark]: RCFGBuilder took 1112.68 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 122.7 MB in the beginning and 147.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,897 INFO L168 Benchmark]: TraceAbstraction took 246319.42 ms. Allocated memory was 233.8 MB in the beginning and 356.0 MB in the end (delta: 122.2 MB). Free memory was 147.0 MB in the beginning and 116.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 152.3 MB. Max. memory is 7.1 GB. [2020-04-18 03:08:35,899 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 147.8 MB. Free memory was 124.2 MB in the beginning and 124.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 962.41 ms. Allocated memory was 147.8 MB in the beginning and 202.4 MB in the end (delta: 54.5 MB). Free memory was 101.7 MB in the beginning and 131.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 101.99 ms. Allocated memory is still 202.4 MB. Free memory was 131.0 MB in the beginning and 127.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.19 ms. Allocated memory is still 202.4 MB. Free memory was 127.1 MB in the beginning and 123.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1112.68 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 122.7 MB in the beginning and 147.0 MB in the end (delta: -24.4 MB). Peak memory consumption was 36.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 246319.42 ms. Allocated memory was 233.8 MB in the beginning and 356.0 MB in the end (delta: 122.2 MB). Free memory was 147.0 MB in the beginning and 116.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 152.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 23.0s, 415 ProgramPointsBefore, 107 ProgramPointsAfterwards, 443 TransitionsBefore, 124 TransitionsAfterwards, 30326 CoEnabledTransitionPairs, 9 FixpointIterations, 120 TrivialSequentialCompositions, 213 ConcurrentSequentialCompositions, 30 TrivialYvCompositions, 66 ConcurrentYvCompositions, 11 ChoiceCompositions, 15859 VarBasedMoverChecksPositive, 227 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 79514 CheckedPairsTotal, 429 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1064]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1064). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1087]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1087). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1048). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1085]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1085). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1011). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1065]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1065). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - TimeoutResultAtElement [Line: 1089]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1089). Cancelled while BasicCegarLoop was constructing difference of abstraction (1863states) and FLOYD_HOARE automaton (currently 18 states, 16 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 109 for 86ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 412 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 246.0s, OverallIterations: 44, TraceHistogramMax: 1, AutomataDifference: 202.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 23.1s, HoareTripleCheckerStatistics: 5116 SDtfs, 21894 SDslu, 14878 SDs, 0 SdLazy, 103011 SolverSat, 1768 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 107.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1411 GetRequests, 27 SyntacticMatches, 4 SemanticMatches, 1379 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8498 ImplicationChecksByTransitivity, 92.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1864occurred in iteration=38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 43 MinimizatonAttempts, 40369 StatesRemovedByMinimization, 41 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 618 ConstructedInterpolants, 0 QuantifiedInterpolants, 286643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 44 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown