/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-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:55:22,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:55:22,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:55:22,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:55:22,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:55:22,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:55:22,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:55:22,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:55:22,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:55:22,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:55:22,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:55:22,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:55:22,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:55:22,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:55:22,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:55:22,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:55:22,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:55:22,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:55:22,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:55:22,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:55:22,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:55:22,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:55:22,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:55:22,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:55:22,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:55:22,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:55:22,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:55:22,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:55:22,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:55:22,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:55:22,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:55:22,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:55:22,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:55:22,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:55:22,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:55:22,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:55:22,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:55:22,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:55:22,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:55:22,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:55:22,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:55:22,357 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-McrStrategy.epf [2020-04-18 15:55:22,385 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:55:22,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:55:22,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:55:22,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:55:22,386 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:55:22,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:55:22,387 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:55:22,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:55:22,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:55:22,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:55:22,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:55:22,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:55:22,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:55:22,391 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:55:22,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:55:22,391 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:55:22,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:55:22,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:55:22,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:55:22,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:55:22,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:55:22,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:55:22,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:55:22,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:55:22,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:55:22,393 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:55:22,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:55:22,394 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:55:22,394 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:55:22,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:55:22,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:55:22,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:55:22,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:55:22,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:55:22,682 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:55:22,682 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:55:22,683 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2020-04-18 15:55:22,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c71b3e9a/b12e00c05f354c1c95b19afe61d97724/FLAG45c8776d0 [2020-04-18 15:55:23,372 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:55:23,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo_1w1r.i [2020-04-18 15:55:23,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c71b3e9a/b12e00c05f354c1c95b19afe61d97724/FLAG45c8776d0 [2020-04-18 15:55:23,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c71b3e9a/b12e00c05f354c1c95b19afe61d97724 [2020-04-18 15:55:23,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:55:23,648 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:55:23,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:55:23,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:55:23,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:55:23,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:23" (1/1) ... [2020-04-18 15:55:23,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706e5d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:23, skipping insertion in model container [2020-04-18 15:55:23,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:23" (1/1) ... [2020-04-18 15:55:23,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:55:23,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:55:23,918 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 15:55:24,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:55:24,397 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:55:24,421 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-04-18 15:55:24,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:55:24,645 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:55:24,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24 WrapperNode [2020-04-18 15:55:24,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:55:24,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:55:24,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:55:24,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:55:24,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:55:24,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:55:24,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:55:24,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:55:24,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (1/1) ... [2020-04-18 15:55:24,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:55:24,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:55:24,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:55:24,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:55:24,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (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 15:55:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2020-04-18 15:55:24,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2020-04-18 15:55:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:55:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-04-18 15:55:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:55:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 15:55:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:55:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-04-18 15:55:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-04-18 15:55:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:55:24,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:55:24,876 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 15:55:25,935 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-18 15:55:25,935 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-04-18 15:55:25,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:55:25 BoogieIcfgContainer [2020-04-18 15:55:25,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-18 15:55:25,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-18 15:55:25,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-18 15:55:25,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-18 15:55:25,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 03:55:23" (1/3) ... [2020-04-18 15:55:25,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@572a0f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:55:25, skipping insertion in model container [2020-04-18 15:55:25,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:24" (2/3) ... [2020-04-18 15:55:25,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@572a0f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:55:25, skipping insertion in model container [2020-04-18 15:55:25,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:55:25" (3/3) ... [2020-04-18 15:55:25,951 INFO L109 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.i [2020-04-18 15:55:25,961 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-18 15:55:25,962 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-18 15:55:25,970 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2020-04-18 15:55:25,971 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-18 15:55:26,014 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,014 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,014 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,015 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,015 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,015 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,015 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,016 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,016 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,016 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,016 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,017 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,017 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,017 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,017 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,017 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,018 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,018 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,018 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,018 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,019 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,020 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,021 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,022 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,023 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,023 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,023 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,023 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,023 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,024 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,025 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,025 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,025 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,025 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,026 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,026 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,026 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,026 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,026 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,027 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,027 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,027 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,027 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,027 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,028 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,028 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,028 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,028 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,028 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,029 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,029 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,029 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,029 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,029 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,030 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,031 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,031 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,031 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,031 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,032 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,032 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,032 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,032 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,032 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,033 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,033 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,033 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,033 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,033 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,034 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,034 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,034 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,034 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,034 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,035 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,035 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,035 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,035 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,035 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,036 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,036 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,036 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,036 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,036 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,037 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,037 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,037 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,037 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,037 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,038 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,038 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,038 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,038 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,039 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,040 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,040 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,040 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,040 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,040 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,041 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,042 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,042 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,042 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,042 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,043 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,043 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,043 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,043 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,043 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,044 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,044 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,044 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,044 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,044 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,045 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,045 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,045 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,045 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,045 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,046 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,047 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,047 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,047 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,047 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,047 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,048 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,048 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,048 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,048 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,048 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,049 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,049 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,049 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,049 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,049 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,050 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,050 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,050 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,050 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,050 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,051 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,051 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,051 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,051 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,051 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,056 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,056 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,056 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,057 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,057 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,057 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,058 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,058 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,058 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,058 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,059 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,059 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,059 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,059 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,060 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,060 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,060 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,061 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,061 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,061 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,061 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,061 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,062 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,062 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,062 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,062 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,062 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,063 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,063 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,063 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,063 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem21.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,063 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,064 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,064 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem20.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,064 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,064 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,064 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,065 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,065 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,065 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,065 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,065 WARN L315 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,066 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,066 WARN L315 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-18 15:55:26,091 INFO L251 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-04-18 15:55:26,115 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-18 15:55:26,115 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-18 15:55:26,115 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-18 15:55:26,115 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-18 15:55:26,116 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-18 15:55:26,116 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-18 15:55:26,116 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-18 15:55:26,116 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-18 15:55:26,148 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 415 places, 443 transitions, 894 flow [2020-04-18 15:55:26,151 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 415 places, 443 transitions, 894 flow [2020-04-18 15:55:26,400 INFO L129 PetriNetUnfolder]: 32/442 cut-off events. [2020-04-18 15:55:26,400 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-04-18 15:55:26,421 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 15:55:26,459 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 415 places, 443 transitions, 894 flow [2020-04-18 15:55:26,579 INFO L129 PetriNetUnfolder]: 32/442 cut-off events. [2020-04-18 15:55:26,579 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2020-04-18 15:55:26,585 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 15:55:26,615 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 30326 [2020-04-18 15:55:26,617 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-04-18 15:55:27,837 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 15:55:27,850 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:27,851 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 15:55:27,852 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:57 [2020-04-18 15:55:28,296 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 15:55:28,310 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:28,311 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 15:55:28,311 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:53 [2020-04-18 15:55:30,406 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 15:55:30,425 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:30,427 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 15:55:30,427 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:74 [2020-04-18 15:55:34,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 15:55:34,634 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 15:55:35,798 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2020-04-18 15:55:36,118 WARN L192 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-04-18 15:55:36,250 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 62 [2020-04-18 15:55:36,487 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2020-04-18 15:55:38,741 WARN L192 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 154 DAG size of output: 142 [2020-04-18 15:55:38,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 15:55:38,766 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 15:55:38,776 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 15:55:40,355 WARN L192 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 134 [2020-04-18 15:55:40,357 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:40,359 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 15:55:40,359 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:563, output treesize:581 [2020-04-18 15:55:41,947 WARN L192 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 138 [2020-04-18 15:55:43,266 WARN L192 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 160 DAG size of output: 136 [2020-04-18 15:55:43,676 WARN L192 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-04-18 15:55:45,922 WARN L192 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 172 DAG size of output: 166 [2020-04-18 15:55:45,938 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 15:55:46,901 WARN L192 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 15:55:46,902 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:46,903 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 15:55:46,903 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:452, output treesize:494 [2020-04-18 15:55:47,904 WARN L192 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-04-18 15:55:47,944 INFO L206 etLargeBlockEncoding]: Checked pairs total: 79514 [2020-04-18 15:55:47,945 INFO L214 etLargeBlockEncoding]: Total number of compositions: 429 [2020-04-18 15:55:47,948 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 124 transitions, 256 flow [2020-04-18 15:55:48,009 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1471 states. [2020-04-18 15:55:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states. [2020-04-18 15:55:48,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 15:55:48,018 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:48,018 INFO L425 BasicCegarLoop]: trace histogram [1] [2020-04-18 15:55:48,019 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 15:55:48,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1564, now seen corresponding path program 1 times [2020-04-18 15:55:48,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:48,033 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [691864909] [2020-04-18 15:55:48,049 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,057 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 15:55:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2020-04-18 15:55:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-04-18 15:55:48,059 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:48,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1564, now seen corresponding path program 2 times [2020-04-18 15:55:48,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:48,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047722459] [2020-04-18 15:55:48,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:48,175 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 15:55:48,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047722459] [2020-04-18 15:55:48,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:48,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-04-18 15:55:48,178 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:48,178 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,178 INFO L259 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-04-18 15:55:48,179 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:48,181 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:48,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 15:55:48,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 15:55:48,187 INFO L87 Difference]: Start difference. First operand 2 states. Second operand 2 states. [2020-04-18 15:55:48,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,193 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2020-04-18 15:55:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states and 1 transitions. [2020-04-18 15:55:48,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:48,194 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [691864909] [2020-04-18 15:55:48,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:48,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [0] total 0 [2020-04-18 15:55:48,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [691864909] [2020-04-18 15:55:48,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-18 15:55:48,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:48,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-18 15:55:48,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-18 15:55:48,201 INFO L87 Difference]: Start difference. First operand 1471 states. Second operand 2 states. [2020-04-18 15:55:48,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,252 INFO L93 Difference]: Finished difference Result 1470 states and 3278 transitions. [2020-04-18 15:55:48,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-18 15:55:48,253 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-04-18 15:55:48,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:48,284 INFO L225 Difference]: With dead ends: 1470 [2020-04-18 15:55:48,285 INFO L226 Difference]: Without dead ends: 1412 [2020-04-18 15:55:48,286 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 15:55:48,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2020-04-18 15:55:48,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1412. [2020-04-18 15:55:48,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1412 states. [2020-04-18 15:55:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 3157 transitions. [2020-04-18 15:55:48,440 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 3157 transitions. Word has length 1 [2020-04-18 15:55:48,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:48,441 INFO L479 AbstractCegarLoop]: Abstraction has 1412 states and 3157 transitions. [2020-04-18 15:55:48,441 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-18 15:55:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 3157 transitions. [2020-04-18 15:55:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-04-18 15:55:48,442 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:48,443 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-04-18 15:55:48,444 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 15:55:48,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1451737593, now seen corresponding path program 1 times [2020-04-18 15:55:48,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:48,454 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1826581364] [2020-04-18 15:55:48,454 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,455 INFO L259 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-04-18 15:55:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2020-04-18 15:55:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-04-18 15:55:48,455 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:48,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,456 INFO L82 PathProgramCache]: Analyzing trace with hash -1451737593, now seen corresponding path program 2 times [2020-04-18 15:55:48,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:48,456 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777069096] [2020-04-18 15:55:48,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:48,570 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 15:55:48,571 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777069096] [2020-04-18 15:55:48,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:48,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 15:55:48,571 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:48,572 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,573 INFO L259 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-04-18 15:55:48,573 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:48,583 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:48,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:48,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:48,584 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2020-04-18 15:55:48,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,605 INFO L93 Difference]: Finished difference Result 7 states and 6 transitions. [2020-04-18 15:55:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2020-04-18 15:55:48,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:48,606 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1826581364] [2020-04-18 15:55:48,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:48,607 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 15:55:48,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1826581364] [2020-04-18 15:55:48,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 15:55:48,608 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:48,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:48,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:48,608 INFO L87 Difference]: Start difference. First operand 1412 states and 3157 transitions. Second operand 3 states. [2020-04-18 15:55:48,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,696 INFO L93 Difference]: Finished difference Result 2647 states and 5928 transitions. [2020-04-18 15:55:48,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 15:55:48,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-04-18 15:55:48,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:48,718 INFO L225 Difference]: With dead ends: 2647 [2020-04-18 15:55:48,718 INFO L226 Difference]: Without dead ends: 2647 [2020-04-18 15:55:48,720 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:48,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2020-04-18 15:55:48,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 1431. [2020-04-18 15:55:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-04-18 15:55:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 3197 transitions. [2020-04-18 15:55:48,777 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 3197 transitions. Word has length 6 [2020-04-18 15:55:48,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:48,778 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 3197 transitions. [2020-04-18 15:55:48,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 15:55:48,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3197 transitions. [2020-04-18 15:55:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-04-18 15:55:48,780 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:48,780 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:48,780 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 15:55:48,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,781 INFO L82 PathProgramCache]: Analyzing trace with hash -2056406330, now seen corresponding path program 1 times [2020-04-18 15:55:48,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:48,782 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [992165182] [2020-04-18 15:55:48,782 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,783 INFO L259 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-04-18 15:55:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2020-04-18 15:55:48,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-04-18 15:55:48,784 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:48,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:48,784 INFO L82 PathProgramCache]: Analyzing trace with hash -2056406330, now seen corresponding path program 2 times [2020-04-18 15:55:48,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:48,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994253600] [2020-04-18 15:55:48,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:48,919 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 15:55:48,919 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994253600] [2020-04-18 15:55:48,919 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:48,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-18 15:55:48,920 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:48,920 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:48,921 INFO L259 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-04-18 15:55:48,921 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:48,924 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:48,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:48,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:48,925 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 3 states. [2020-04-18 15:55:48,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,926 INFO L93 Difference]: Finished difference Result 8 states and 7 transitions. [2020-04-18 15:55:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2020-04-18 15:55:48,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:48,927 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [992165182] [2020-04-18 15:55:48,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:48,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-04-18 15:55:48,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [992165182] [2020-04-18 15:55:48,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 15:55:48,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:48,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:48,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:48,928 INFO L87 Difference]: Start difference. First operand 1431 states and 3197 transitions. Second operand 3 states. [2020-04-18 15:55:48,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:48,944 INFO L93 Difference]: Finished difference Result 1431 states and 3178 transitions. [2020-04-18 15:55:48,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 15:55:48,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-04-18 15:55:48,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:48,953 INFO L225 Difference]: With dead ends: 1431 [2020-04-18 15:55:48,953 INFO L226 Difference]: Without dead ends: 1431 [2020-04-18 15:55:48,953 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 15:55:48,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2020-04-18 15:55:48,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1431. [2020-04-18 15:55:48,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1431 states. [2020-04-18 15:55:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1431 states and 3178 transitions. [2020-04-18 15:55:49,040 INFO L78 Accepts]: Start accepts. Automaton has 1431 states and 3178 transitions. Word has length 7 [2020-04-18 15:55:49,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:49,040 INFO L479 AbstractCegarLoop]: Abstraction has 1431 states and 3178 transitions. [2020-04-18 15:55:49,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 15:55:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3178 transitions. [2020-04-18 15:55:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-18 15:55:49,042 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:49,042 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:49,042 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 15:55:49,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:49,043 INFO L82 PathProgramCache]: Analyzing trace with hash 681418861, now seen corresponding path program 1 times [2020-04-18 15:55:49,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:49,043 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1574689421] [2020-04-18 15:55:49,043 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:49,044 INFO L259 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-04-18 15:55:49,045 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2020-04-18 15:55:49,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-04-18 15:55:49,046 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:49,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:49,046 INFO L82 PathProgramCache]: Analyzing trace with hash 681418861, now seen corresponding path program 2 times [2020-04-18 15:55:49,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:49,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567895835] [2020-04-18 15:55:49,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:49,242 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 15:55:49,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567895835] [2020-04-18 15:55:49,243 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:49,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-04-18 15:55:49,243 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:49,244 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:49,246 INFO L259 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2020-04-18 15:55:49,246 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:49,271 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:49,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 15:55:49,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-04-18 15:55:49,272 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 6 states. [2020-04-18 15:55:49,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:49,340 INFO L93 Difference]: Finished difference Result 9 states and 8 transitions. [2020-04-18 15:55:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2020-04-18 15:55:49,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:49,341 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1574689421] [2020-04-18 15:55:49,341 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:49,341 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-04-18 15:55:49,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1574689421] [2020-04-18 15:55:49,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-18 15:55:49,342 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:49,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-18 15:55:49,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-04-18 15:55:49,343 INFO L87 Difference]: Start difference. First operand 1431 states and 3178 transitions. Second operand 6 states. [2020-04-18 15:55:49,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:49,894 INFO L93 Difference]: Finished difference Result 1817 states and 4039 transitions. [2020-04-18 15:55:49,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-04-18 15:55:49,895 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2020-04-18 15:55:49,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:49,905 INFO L225 Difference]: With dead ends: 1817 [2020-04-18 15:55:49,906 INFO L226 Difference]: Without dead ends: 1817 [2020-04-18 15:55:49,910 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-04-18 15:55:49,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1817 states. [2020-04-18 15:55:49,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1817 to 1538. [2020-04-18 15:55:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1538 states. [2020-04-18 15:55:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 3423 transitions. [2020-04-18 15:55:49,956 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 3423 transitions. Word has length 8 [2020-04-18 15:55:49,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:49,957 INFO L479 AbstractCegarLoop]: Abstraction has 1538 states and 3423 transitions. [2020-04-18 15:55:49,957 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-18 15:55:49,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 3423 transitions. [2020-04-18 15:55:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-04-18 15:55:49,961 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:49,961 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:49,961 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 15:55:49,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:49,962 INFO L82 PathProgramCache]: Analyzing trace with hash 2008900672, now seen corresponding path program 1 times [2020-04-18 15:55:49,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:49,963 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1350993573] [2020-04-18 15:55:49,963 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:49,963 INFO L259 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2020-04-18 15:55:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2020-04-18 15:55:49,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-04-18 15:55:49,967 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:49,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:49,967 INFO L82 PathProgramCache]: Analyzing trace with hash 2008900672, now seen corresponding path program 2 times [2020-04-18 15:55:49,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:49,968 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281363863] [2020-04-18 15:55:49,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:50,031 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 15:55:50,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281363863] [2020-04-18 15:55:50,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:50,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-18 15:55:50,032 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:50,033 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:50,035 INFO L259 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2020-04-18 15:55:50,036 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:50,039 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:50,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:50,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:50,040 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 3 states. [2020-04-18 15:55:50,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:50,061 INFO L93 Difference]: Finished difference Result 11 states and 10 transitions. [2020-04-18 15:55:50,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2020-04-18 15:55:50,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:50,062 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1350993573] [2020-04-18 15:55:50,062 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:50,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2] total 2 [2020-04-18 15:55:50,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1350993573] [2020-04-18 15:55:50,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-18 15:55:50,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:50,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-18 15:55:50,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-18 15:55:50,063 INFO L87 Difference]: Start difference. First operand 1538 states and 3423 transitions. Second operand 3 states. [2020-04-18 15:55:50,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:50,130 INFO L93 Difference]: Finished difference Result 2508 states and 5570 transitions. [2020-04-18 15:55:50,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-18 15:55:50,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-04-18 15:55:50,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:50,145 INFO L225 Difference]: With dead ends: 2508 [2020-04-18 15:55:50,145 INFO L226 Difference]: Without dead ends: 2508 [2020-04-18 15:55:50,146 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 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 15:55:50,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2020-04-18 15:55:50,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 1595. [2020-04-18 15:55:50,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1595 states. [2020-04-18 15:55:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1595 states and 3543 transitions. [2020-04-18 15:55:50,197 INFO L78 Accepts]: Start accepts. Automaton has 1595 states and 3543 transitions. Word has length 10 [2020-04-18 15:55:50,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:50,198 INFO L479 AbstractCegarLoop]: Abstraction has 1595 states and 3543 transitions. [2020-04-18 15:55:50,198 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-18 15:55:50,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 3543 transitions. [2020-04-18 15:55:50,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 15:55:50,201 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:50,201 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:50,202 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 15:55:50,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:50,202 INFO L82 PathProgramCache]: Analyzing trace with hash 880794636, now seen corresponding path program 1 times [2020-04-18 15:55:50,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:50,202 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1602325702] [2020-04-18 15:55:50,203 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:50,205 INFO L259 McrAutomatonBuilder]: Finished intersection with 51 states and 86 transitions. [2020-04-18 15:55:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states. [2020-04-18 15:55:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 15:55:50,207 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:50,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:50,208 INFO L82 PathProgramCache]: Analyzing trace with hash 880794636, now seen corresponding path program 2 times [2020-04-18 15:55:50,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:50,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958270476] [2020-04-18 15:55:50,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:50,391 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 15:55:50,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958270476] [2020-04-18 15:55:50,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:50,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-18 15:55:50,393 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:50,395 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:50,399 INFO L259 McrAutomatonBuilder]: Finished intersection with 27 states and 38 transitions. [2020-04-18 15:55:50,400 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:50,487 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:55:50,489 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:55:50,489 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-18 15:55:50,489 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:18 [2020-04-18 15:55:50,736 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:55:50,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-18 15:55:50,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-04-18 15:55:50,737 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 17 states. [2020-04-18 15:55:51,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:51,977 INFO L93 Difference]: Finished difference Result 51 states and 86 transitions. [2020-04-18 15:55:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2020-04-18 15:55:51,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:51,977 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1602325702] [2020-04-18 15:55:51,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:51,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-04-18 15:55:51,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1602325702] [2020-04-18 15:55:51,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-04-18 15:55:51,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:51,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-18 15:55:51,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2020-04-18 15:55:51,979 INFO L87 Difference]: Start difference. First operand 1595 states and 3543 transitions. Second operand 17 states. [2020-04-18 15:55:57,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:57,042 INFO L93 Difference]: Finished difference Result 2108 states and 4575 transitions. [2020-04-18 15:55:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-04-18 15:55:57,043 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 14 [2020-04-18 15:55:57,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:57,055 INFO L225 Difference]: With dead ends: 2108 [2020-04-18 15:55:57,055 INFO L226 Difference]: Without dead ends: 2108 [2020-04-18 15:55:57,056 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=358, Invalid=902, Unknown=0, NotChecked=0, Total=1260 [2020-04-18 15:55:57,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2108 states. [2020-04-18 15:55:57,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2108 to 1604. [2020-04-18 15:55:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2020-04-18 15:55:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 3563 transitions. [2020-04-18 15:55:57,101 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 3563 transitions. Word has length 14 [2020-04-18 15:55:57,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:57,101 INFO L479 AbstractCegarLoop]: Abstraction has 1604 states and 3563 transitions. [2020-04-18 15:55:57,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-04-18 15:55:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3563 transitions. [2020-04-18 15:55:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 15:55:57,103 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:57,103 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:57,103 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 15:55:57,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:57,103 INFO L82 PathProgramCache]: Analyzing trace with hash 718056765, now seen corresponding path program 1 times [2020-04-18 15:55:57,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:57,104 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1802700676] [2020-04-18 15:55:57,105 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:57,105 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 15:55:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states. [2020-04-18 15:55:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-18 15:55:57,106 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:57,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:57,107 INFO L82 PathProgramCache]: Analyzing trace with hash 718056765, now seen corresponding path program 2 times [2020-04-18 15:55:57,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:57,107 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127328667] [2020-04-18 15:55:57,107 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:57,275 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 15:55:57,275 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127328667] [2020-04-18 15:55:57,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:57,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 15:55:57,277 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:57,279 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:57,281 INFO L259 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-04-18 15:55:57,281 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:57,341 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times. [2020-04-18 15:55:57,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 15:55:57,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-04-18 15:55:57,342 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 8 states. [2020-04-18 15:55:57,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:57,545 INFO L93 Difference]: Finished difference Result 15 states and 14 transitions. [2020-04-18 15:55:57,546 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2020-04-18 15:55:57,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:55:57,546 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1802700676] [2020-04-18 15:55:57,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:55:57,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-04-18 15:55:57,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1802700676] [2020-04-18 15:55:57,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-04-18 15:55:57,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:55:57,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-04-18 15:55:57,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-04-18 15:55:57,548 INFO L87 Difference]: Start difference. First operand 1604 states and 3563 transitions. Second operand 8 states. [2020-04-18 15:55:58,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:55:58,593 INFO L93 Difference]: Finished difference Result 2382 states and 5288 transitions. [2020-04-18 15:55:58,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-04-18 15:55:58,593 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2020-04-18 15:55:58,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:55:58,607 INFO L225 Difference]: With dead ends: 2382 [2020-04-18 15:55:58,607 INFO L226 Difference]: Without dead ends: 2345 [2020-04-18 15:55:58,607 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-04-18 15:55:58,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2345 states. [2020-04-18 15:55:58,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2345 to 1762. [2020-04-18 15:55:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1762 states. [2020-04-18 15:55:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1762 states and 3963 transitions. [2020-04-18 15:55:58,653 INFO L78 Accepts]: Start accepts. Automaton has 1762 states and 3963 transitions. Word has length 14 [2020-04-18 15:55:58,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:55:58,653 INFO L479 AbstractCegarLoop]: Abstraction has 1762 states and 3963 transitions. [2020-04-18 15:55:58,653 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-04-18 15:55:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3963 transitions. [2020-04-18 15:55:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:55:58,655 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:55:58,655 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:55:58,655 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 15:55:58,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:58,655 INFO L82 PathProgramCache]: Analyzing trace with hash -798666584, now seen corresponding path program 1 times [2020-04-18 15:55:58,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:55:58,656 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [2057870307] [2020-04-18 15:55:58,656 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:58,657 INFO L259 McrAutomatonBuilder]: Finished intersection with 58 states and 99 transitions. [2020-04-18 15:55:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2020-04-18 15:55:58,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:55:58,658 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:55:58,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:55:58,658 INFO L82 PathProgramCache]: Analyzing trace with hash -799800344, now seen corresponding path program 2 times [2020-04-18 15:55:58,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:55:58,659 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100504332] [2020-04-18 15:55:58,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:55:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:55:58,729 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 15:55:58,729 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100504332] [2020-04-18 15:55:58,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:55:58,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 15:55:58,730 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:55:58,732 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:55:58,742 INFO L259 McrAutomatonBuilder]: Finished intersection with 53 states and 89 transitions. [2020-04-18 15:55:58,742 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:55:59,092 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 15 times. [2020-04-18 15:55:59,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-04-18 15:55:59,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-04-18 15:55:59,093 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 20 states. [2020-04-18 15:56:00,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:00,141 INFO L93 Difference]: Finished difference Result 60 states and 100 transitions. [2020-04-18 15:56:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2020-04-18 15:56:00,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:00,142 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 15:56:00,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:00,143 INFO L82 PathProgramCache]: Analyzing trace with hash -798666584, now seen corresponding path program 3 times [2020-04-18 15:56:00,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:56:00,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142122802] [2020-04-18 15:56:00,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:56:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:56:00,342 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 15:56:00,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142122802] [2020-04-18 15:56:00,343 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:56:00,343 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 15:56:00,343 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:56:00,345 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:00,352 INFO L259 McrAutomatonBuilder]: Finished intersection with 40 states and 63 transitions. [2020-04-18 15:56:00,353 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:56:01,084 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 15 times. [2020-04-18 15:56:01,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-04-18 15:56:01,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1514, Unknown=0, NotChecked=0, Total=1722 [2020-04-18 15:56:01,086 INFO L87 Difference]: Start difference. First operand 60 states and 100 transitions. Second operand 20 states. [2020-04-18 15:56:02,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:02,400 INFO L93 Difference]: Finished difference Result 63 states and 102 transitions. [2020-04-18 15:56:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 102 transitions. [2020-04-18 15:56:02,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:02,401 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 15:56:02,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:02,402 INFO L82 PathProgramCache]: Analyzing trace with hash -929468294, now seen corresponding path program 4 times [2020-04-18 15:56:02,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:56:02,403 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564458528] [2020-04-18 15:56:02,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:56:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:56:02,717 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 15:56:02,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564458528] [2020-04-18 15:56:02,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:56:02,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 15:56:02,718 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:56:02,720 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:02,730 INFO L259 McrAutomatonBuilder]: Finished intersection with 34 states and 51 transitions. [2020-04-18 15:56:02,730 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:56:04,609 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 13 times. [2020-04-18 15:56:04,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-04-18 15:56:04,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=436, Invalid=4394, Unknown=0, NotChecked=0, Total=4830 [2020-04-18 15:56:04,611 INFO L87 Difference]: Start difference. First operand 63 states and 102 transitions. Second operand 24 states. [2020-04-18 15:56:05,713 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2020-04-18 15:56:06,040 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2020-04-18 15:56:06,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:06,523 INFO L93 Difference]: Finished difference Result 67 states and 105 transitions. [2020-04-18 15:56:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2020-04-18 15:56:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:06,523 INFO L105 Mcr]: ---- MCR iteration 3 ---- [2020-04-18 15:56:06,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:06,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1598594792, now seen corresponding path program 5 times [2020-04-18 15:56:06,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:56:06,525 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923444931] [2020-04-18 15:56:06,525 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:56:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:56:06,809 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 15:56:06,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923444931] [2020-04-18 15:56:06,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:56:06,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 15:56:06,810 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:56:06,812 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:06,817 INFO L259 McrAutomatonBuilder]: Finished intersection with 30 states and 43 transitions. [2020-04-18 15:56:06,817 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:56:08,317 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 9 times. [2020-04-18 15:56:08,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-04-18 15:56:08,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=828, Invalid=8292, Unknown=0, NotChecked=0, Total=9120 [2020-04-18 15:56:08,321 INFO L87 Difference]: Start difference. First operand 67 states and 105 transitions. Second operand 22 states. [2020-04-18 15:56:10,153 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 72 [2020-04-18 15:56:10,888 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 74 [2020-04-18 15:56:11,213 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2020-04-18 15:56:12,094 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 80 [2020-04-18 15:56:12,921 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 77 [2020-04-18 15:56:13,742 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2020-04-18 15:56:14,010 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 56 [2020-04-18 15:56:14,437 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 63 [2020-04-18 15:56:14,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:14,938 INFO L93 Difference]: Finished difference Result 75 states and 121 transitions. [2020-04-18 15:56:14,938 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 121 transitions. [2020-04-18 15:56:14,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:56:14,939 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [2057870307] [2020-04-18 15:56:14,940 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:56:14,940 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-04-18 15:56:14,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [2057870307] [2020-04-18 15:56:14,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 71 states [2020-04-18 15:56:14,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:56:14,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2020-04-18 15:56:14,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1764, Invalid=13736, Unknown=0, NotChecked=0, Total=15500 [2020-04-18 15:56:14,946 INFO L87 Difference]: Start difference. First operand 1762 states and 3963 transitions. Second operand 71 states. [2020-04-18 15:56:16,286 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 66 [2020-04-18 15:56:16,518 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 74 [2020-04-18 15:56:17,055 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 67 [2020-04-18 15:56:17,337 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2020-04-18 15:56:17,750 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 92 [2020-04-18 15:56:18,000 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2020-04-18 15:56:18,792 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 80 [2020-04-18 15:56:19,279 WARN L192 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 105 [2020-04-18 15:56:19,608 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 95 [2020-04-18 15:56:20,033 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 98 [2020-04-18 15:56:20,684 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 69 [2020-04-18 15:56:21,279 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 111 [2020-04-18 15:56:21,594 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 80 [2020-04-18 15:56:21,940 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 74 [2020-04-18 15:56:22,372 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 65 [2020-04-18 15:56:22,721 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 82 [2020-04-18 15:56:23,200 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 93 [2020-04-18 15:56:23,511 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 70 [2020-04-18 15:56:23,910 WARN L192 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 87 [2020-04-18 15:56:24,233 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 70 [2020-04-18 15:56:24,733 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 78 [2020-04-18 15:56:25,156 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 83 [2020-04-18 15:56:25,756 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 83 [2020-04-18 15:56:26,477 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2020-04-18 15:56:26,743 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2020-04-18 15:56:27,007 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 59 [2020-04-18 15:56:27,665 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 69 [2020-04-18 15:56:27,934 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2020-04-18 15:56:28,372 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 94 [2020-04-18 15:56:28,638 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 84 [2020-04-18 15:56:29,400 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 72 [2020-04-18 15:56:29,834 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 97 [2020-04-18 15:56:30,124 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 87 [2020-04-18 15:56:30,614 WARN L192 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2020-04-18 15:56:31,335 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 71 [2020-04-18 15:56:31,920 WARN L192 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 103 [2020-04-18 15:56:32,292 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 82 [2020-04-18 15:56:32,652 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 76 [2020-04-18 15:56:33,461 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 67 [2020-04-18 15:56:33,815 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 74 [2020-04-18 15:56:34,307 WARN L192 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 85 [2020-04-18 15:56:34,651 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 72 [2020-04-18 15:56:35,056 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 79 [2020-04-18 15:56:35,426 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 72 [2020-04-18 15:56:36,323 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 70 [2020-04-18 15:56:36,781 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 75 [2020-04-18 15:56:37,224 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 75 [2020-04-18 15:56:55,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:55,772 INFO L93 Difference]: Finished difference Result 3594 states and 7934 transitions. [2020-04-18 15:56:55,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2020-04-18 15:56:55,773 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 15 [2020-04-18 15:56:55,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:56:55,789 INFO L225 Difference]: With dead ends: 3594 [2020-04-18 15:56:55,789 INFO L226 Difference]: Without dead ends: 3594 [2020-04-18 15:56:55,798 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 201 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11465 ImplicationChecksByTransitivity, 28.9s TimeCoverageRelationStatistics Valid=6779, Invalid=34227, Unknown=0, NotChecked=0, Total=41006 [2020-04-18 15:56:55,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3594 states. [2020-04-18 15:56:55,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3594 to 1907. [2020-04-18 15:56:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1907 states. [2020-04-18 15:56:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1907 states and 4305 transitions. [2020-04-18 15:56:55,849 INFO L78 Accepts]: Start accepts. Automaton has 1907 states and 4305 transitions. Word has length 15 [2020-04-18 15:56:55,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:56:55,850 INFO L479 AbstractCegarLoop]: Abstraction has 1907 states and 4305 transitions. [2020-04-18 15:56:55,850 INFO L480 AbstractCegarLoop]: Interpolant automaton has 71 states. [2020-04-18 15:56:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 4305 transitions. [2020-04-18 15:56:55,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:55,851 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:56:55,851 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:56:55,851 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 15:56:55,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:55,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1534566708, now seen corresponding path program 1 times [2020-04-18 15:56:55,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:56:55,852 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [102866972] [2020-04-18 15:56:55,852 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:55,853 INFO L259 McrAutomatonBuilder]: Finished intersection with 58 states and 99 transitions. [2020-04-18 15:56:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2020-04-18 15:56:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:55,854 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:56:55,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:55,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1534831008, now seen corresponding path program 2 times [2020-04-18 15:56:55,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:56:55,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480324200] [2020-04-18 15:56:55,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:56:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:56:55,974 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 15:56:55,974 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480324200] [2020-04-18 15:56:55,974 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:56:55,974 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-18 15:56:55,974 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:56:55,976 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:55,979 INFO L259 McrAutomatonBuilder]: Finished intersection with 29 states and 41 transitions. [2020-04-18 15:56:55,979 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:56:56,060 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:56,063 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:56:56,063 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-18 15:56:56,063 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:18 [2020-04-18 15:56:56,273 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:56:56,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-18 15:56:56,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-04-18 15:56:56,274 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 17 states. [2020-04-18 15:56:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:56:57,669 INFO L93 Difference]: Finished difference Result 60 states and 100 transitions. [2020-04-18 15:56:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2020-04-18 15:56:57,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-18 15:56:57,670 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 15:56:57,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:56:57,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1534566708, now seen corresponding path program 3 times [2020-04-18 15:56:57,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:56:57,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184756282] [2020-04-18 15:56:57,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:56:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:56:57,882 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 15:56:57,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184756282] [2020-04-18 15:56:57,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:56:57,883 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-18 15:56:57,883 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:56:57,884 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:56:57,888 INFO L259 McrAutomatonBuilder]: Finished intersection with 28 states and 39 transitions. [2020-04-18 15:56:57,888 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:56:58,255 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:58,258 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:58,261 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:58,263 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:58,265 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-18 15:56:58,306 INFO L619 ElimStorePlain]: treesize reduction 45, result has 47.1 percent of original size [2020-04-18 15:56:58,307 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-18 15:56:58,307 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:185, output treesize:40 [2020-04-18 15:56:58,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-18 15:56:58,966 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:56:58,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-04-18 15:56:58,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2020-04-18 15:56:58,967 INFO L87 Difference]: Start difference. First operand 60 states and 100 transitions. Second operand 19 states. [2020-04-18 15:57:00,551 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-04-18 15:57:00,799 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-04-18 15:57:01,262 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-04-18 15:57:01,472 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-04-18 15:57:01,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:01,572 INFO L93 Difference]: Finished difference Result 67 states and 110 transitions. [2020-04-18 15:57:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2020-04-18 15:57:01,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:57:01,573 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [102866972] [2020-04-18 15:57:01,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:57:01,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-04-18 15:57:01,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [102866972] [2020-04-18 15:57:01,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-04-18 15:57:01,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:57:01,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-04-18 15:57:01,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=3189, Unknown=0, NotChecked=0, Total=3906 [2020-04-18 15:57:01,576 INFO L87 Difference]: Start difference. First operand 1907 states and 4305 transitions. Second operand 32 states. [2020-04-18 15:57:02,263 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2020-04-18 15:57:02,761 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2020-04-18 15:57:03,832 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 45 [2020-04-18 15:57:04,193 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 59 [2020-04-18 15:57:04,438 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 47 [2020-04-18 15:57:04,838 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 61 [2020-04-18 15:57:05,817 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 64 [2020-04-18 15:57:06,814 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2020-04-18 15:57:07,988 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 55 [2020-04-18 15:57:13,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:13,449 INFO L93 Difference]: Finished difference Result 2550 states and 5604 transitions. [2020-04-18 15:57:13,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-04-18 15:57:13,450 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 15 [2020-04-18 15:57:13,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:57:13,462 INFO L225 Difference]: With dead ends: 2550 [2020-04-18 15:57:13,462 INFO L226 Difference]: Without dead ends: 2550 [2020-04-18 15:57:13,463 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1796 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=1667, Invalid=6343, Unknown=0, NotChecked=0, Total=8010 [2020-04-18 15:57:13,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2550 states. [2020-04-18 15:57:13,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2550 to 1938. [2020-04-18 15:57:13,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1938 states. [2020-04-18 15:57:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1938 states and 4376 transitions. [2020-04-18 15:57:13,539 INFO L78 Accepts]: Start accepts. Automaton has 1938 states and 4376 transitions. Word has length 15 [2020-04-18 15:57:13,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:57:13,539 INFO L479 AbstractCegarLoop]: Abstraction has 1938 states and 4376 transitions. [2020-04-18 15:57:13,539 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-04-18 15:57:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 4376 transitions. [2020-04-18 15:57:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:13,543 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:57:13,543 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 15:57:13,543 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 15:57:13,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:13,543 INFO L82 PathProgramCache]: Analyzing trace with hash 693529112, now seen corresponding path program 1 times [2020-04-18 15:57:13,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:57:13,544 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [608304753] [2020-04-18 15:57:13,544 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:13,545 INFO L259 McrAutomatonBuilder]: Finished intersection with 72 states and 125 transitions. [2020-04-18 15:57:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2020-04-18 15:57:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:13,546 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:57:13,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:13,546 INFO L82 PathProgramCache]: Analyzing trace with hash 191049880, now seen corresponding path program 2 times [2020-04-18 15:57:13,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:13,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800737932] [2020-04-18 15:57:13,547 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:13,639 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 15:57:13,639 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800737932] [2020-04-18 15:57:13,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:13,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-04-18 15:57:13,639 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:13,642 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:13,653 INFO L259 McrAutomatonBuilder]: Finished intersection with 57 states and 95 transitions. [2020-04-18 15:57:13,653 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:13,973 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 15 times. [2020-04-18 15:57:13,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-04-18 15:57:13,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-04-18 15:57:13,974 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 20 states. [2020-04-18 15:57:15,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:15,065 INFO L93 Difference]: Finished difference Result 78 states and 132 transitions. [2020-04-18 15:57:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 132 transitions. [2020-04-18 15:57:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:15,066 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 15:57:15,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:15,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1280593240, now seen corresponding path program 3 times [2020-04-18 15:57:15,067 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:15,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763075066] [2020-04-18 15:57:15,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:15,261 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 15:57:15,262 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763075066] [2020-04-18 15:57:15,262 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:15,262 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-04-18 15:57:15,262 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:15,265 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:15,274 INFO L259 McrAutomatonBuilder]: Finished intersection with 45 states and 71 transitions. [2020-04-18 15:57:15,275 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:16,067 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 15 times. [2020-04-18 15:57:16,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-04-18 15:57:16,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=1592, Unknown=0, NotChecked=0, Total=1806 [2020-04-18 15:57:16,068 INFO L87 Difference]: Start difference. First operand 78 states and 132 transitions. Second operand 21 states. [2020-04-18 15:57:17,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:17,517 INFO L93 Difference]: Finished difference Result 87 states and 144 transitions. [2020-04-18 15:57:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 144 transitions. [2020-04-18 15:57:17,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:17,518 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 15:57:17,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:17,519 INFO L82 PathProgramCache]: Analyzing trace with hash 134201514, now seen corresponding path program 4 times [2020-04-18 15:57:17,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:17,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205938165] [2020-04-18 15:57:17,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:17,900 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 15:57:17,900 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205938165] [2020-04-18 15:57:17,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:17,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 15:57:17,901 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:17,903 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:17,912 INFO L259 McrAutomatonBuilder]: Finished intersection with 40 states and 61 transitions. [2020-04-18 15:57:17,912 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:19,440 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 13 times. [2020-04-18 15:57:19,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-04-18 15:57:19,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=448, Invalid=4954, Unknown=0, NotChecked=0, Total=5402 [2020-04-18 15:57:19,442 INFO L87 Difference]: Start difference. First operand 87 states and 144 transitions. Second operand 27 states. [2020-04-18 15:57:20,895 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2020-04-18 15:57:21,398 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2020-04-18 15:57:21,826 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 55 [2020-04-18 15:57:22,198 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 79 [2020-04-18 15:57:22,546 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 83 [2020-04-18 15:57:23,135 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 57 [2020-04-18 15:57:23,504 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 86 [2020-04-18 15:57:23,819 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 61 [2020-04-18 15:57:24,167 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 58 [2020-04-18 15:57:24,478 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 82 [2020-04-18 15:57:24,765 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 62 [2020-04-18 15:57:25,002 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 62 [2020-04-18 15:57:25,462 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 89 [2020-04-18 15:57:25,722 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 58 [2020-04-18 15:57:26,138 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 65 [2020-04-18 15:57:26,532 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 61 [2020-04-18 15:57:26,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:26,906 INFO L93 Difference]: Finished difference Result 107 states and 176 transitions. [2020-04-18 15:57:26,906 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2020-04-18 15:57:26,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:26,907 INFO L105 Mcr]: ---- MCR iteration 3 ---- [2020-04-18 15:57:26,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:26,908 INFO L82 PathProgramCache]: Analyzing trace with hash 126035754, now seen corresponding path program 5 times [2020-04-18 15:57:26,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:26,908 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116618338] [2020-04-18 15:57:26,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:27,307 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 15:57:27,308 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116618338] [2020-04-18 15:57:27,308 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:27,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-04-18 15:57:27,309 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:27,313 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:27,322 INFO L259 McrAutomatonBuilder]: Finished intersection with 37 states and 55 transitions. [2020-04-18 15:57:27,323 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:30,208 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 14 times. [2020-04-18 15:57:30,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-04-18 15:57:30,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1705, Invalid=14297, Unknown=0, NotChecked=0, Total=16002 [2020-04-18 15:57:30,210 INFO L87 Difference]: Start difference. First operand 107 states and 176 transitions. Second operand 30 states. [2020-04-18 15:57:31,947 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 58 [2020-04-18 15:57:32,197 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 59 [2020-04-18 15:57:32,530 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 76 [2020-04-18 15:57:33,064 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 60 [2020-04-18 15:57:33,481 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 79 [2020-04-18 15:57:33,899 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 91 [2020-04-18 15:57:34,605 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 62 [2020-04-18 15:57:35,070 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 97 [2020-04-18 15:57:35,487 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 69 [2020-04-18 15:57:35,903 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 63 [2020-04-18 15:57:36,267 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 86 [2020-04-18 15:57:36,670 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 71 [2020-04-18 15:57:36,977 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 71 [2020-04-18 15:57:37,536 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 100 [2020-04-18 15:57:37,875 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 68 [2020-04-18 15:57:38,421 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 74 [2020-04-18 15:57:38,902 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 71 [2020-04-18 15:57:39,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:39,294 INFO L93 Difference]: Finished difference Result 111 states and 179 transitions. [2020-04-18 15:57:39,294 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 179 transitions. [2020-04-18 15:57:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:39,295 INFO L105 Mcr]: ---- MCR iteration 4 ---- [2020-04-18 15:57:39,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:39,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1348662376, now seen corresponding path program 6 times [2020-04-18 15:57:39,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:39,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059537489] [2020-04-18 15:57:39,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:39,664 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 15:57:39,665 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059537489] [2020-04-18 15:57:39,665 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:39,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 15:57:39,665 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:39,667 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:39,673 INFO L259 McrAutomatonBuilder]: Finished intersection with 39 states and 59 transitions. [2020-04-18 15:57:39,674 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:39,995 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 9 times. [2020-04-18 15:57:39,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-04-18 15:57:39,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2988, Invalid=21192, Unknown=0, NotChecked=0, Total=24180 [2020-04-18 15:57:39,998 INFO L87 Difference]: Start difference. First operand 111 states and 179 transitions. Second operand 22 states. [2020-04-18 15:57:42,323 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 59 [2020-04-18 15:57:42,994 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 61 [2020-04-18 15:57:43,231 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 51 [2020-04-18 15:57:44,113 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 64 [2020-04-18 15:57:44,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:44,814 INFO L93 Difference]: Finished difference Result 113 states and 180 transitions. [2020-04-18 15:57:44,814 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 180 transitions. [2020-04-18 15:57:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-04-18 15:57:44,815 INFO L105 Mcr]: ---- MCR iteration 5 ---- [2020-04-18 15:57:44,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:57:44,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1356828136, now seen corresponding path program 7 times [2020-04-18 15:57:44,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:57:44,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49671991] [2020-04-18 15:57:44,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:57:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:57:45,166 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 15:57:45,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49671991] [2020-04-18 15:57:45,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:57:45,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 15:57:45,167 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:57:45,169 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:57:45,175 INFO L259 McrAutomatonBuilder]: Finished intersection with 36 states and 53 transitions. [2020-04-18 15:57:45,175 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:57:45,963 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 13 times. [2020-04-18 15:57:45,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-04-18 15:57:45,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3511, Invalid=25559, Unknown=0, NotChecked=0, Total=29070 [2020-04-18 15:57:45,965 INFO L87 Difference]: Start difference. First operand 113 states and 180 transitions. Second operand 28 states. [2020-04-18 15:57:47,622 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 60 [2020-04-18 15:57:48,195 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 61 [2020-04-18 15:57:48,556 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 83 [2020-04-18 15:57:48,984 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 66 [2020-04-18 15:57:49,461 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 94 [2020-04-18 15:57:49,888 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 70 [2020-04-18 15:57:50,423 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 72 [2020-04-18 15:57:50,937 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 69 [2020-04-18 15:57:51,285 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 73 [2020-04-18 15:57:51,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:57:51,813 INFO L93 Difference]: Finished difference Result 136 states and 218 transitions. [2020-04-18 15:57:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 218 transitions. [2020-04-18 15:57:51,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:57:51,814 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [608304753] [2020-04-18 15:57:51,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:57:51,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-04-18 15:57:51,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [608304753] [2020-04-18 15:57:51,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 93 states [2020-04-18 15:57:51,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:57:51,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2020-04-18 15:57:51,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4232, Invalid=30178, Unknown=0, NotChecked=0, Total=34410 [2020-04-18 15:57:51,817 INFO L87 Difference]: Start difference. First operand 1938 states and 4376 transitions. Second operand 93 states. [2020-04-18 15:57:53,516 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 64 [2020-04-18 15:57:53,754 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 69 [2020-04-18 15:57:54,063 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2020-04-18 15:57:54,369 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 61 [2020-04-18 15:57:54,646 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2020-04-18 15:57:55,024 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 87 [2020-04-18 15:57:55,252 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 75 [2020-04-18 15:57:55,591 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 53 [2020-04-18 15:57:56,100 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 79 [2020-04-18 15:57:56,562 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 99 [2020-04-18 15:57:56,832 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2020-04-18 15:57:57,248 WARN L192 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 98 [2020-04-18 15:57:57,556 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 50 [2020-04-18 15:57:57,967 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 66 [2020-04-18 15:57:58,589 WARN L192 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 113 [2020-04-18 15:57:58,940 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2020-04-18 15:57:59,340 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 72 [2020-04-18 15:57:59,915 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-04-18 15:58:00,256 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 81 [2020-04-18 15:58:00,763 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 89 [2020-04-18 15:58:01,071 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 70 [2020-04-18 15:58:01,501 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 90 [2020-04-18 15:58:01,863 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 69 [2020-04-18 15:58:02,498 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 77 [2020-04-18 15:58:02,982 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 82 [2020-04-18 15:58:03,591 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 87 [2020-04-18 15:58:03,963 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 88 [2020-04-18 15:58:04,833 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2020-04-18 15:58:05,113 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 62 [2020-04-18 15:58:05,411 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2020-04-18 15:58:05,683 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2020-04-18 15:58:06,318 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 70 [2020-04-18 15:58:06,617 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 68 [2020-04-18 15:58:07,030 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 89 [2020-04-18 15:58:07,292 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 77 [2020-04-18 15:58:08,654 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 73 [2020-04-18 15:58:09,138 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 92 [2020-04-18 15:58:09,422 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 79 [2020-04-18 15:58:09,926 WARN L192 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 104 [2020-04-18 15:58:10,887 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 72 [2020-04-18 15:58:11,548 WARN L192 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 107 [2020-04-18 15:58:11,962 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 79 [2020-04-18 15:58:12,408 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 81 [2020-04-18 15:58:13,021 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 69 [2020-04-18 15:58:13,797 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 68 [2020-04-18 15:58:14,178 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 75 [2020-04-18 15:58:14,686 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 82 [2020-04-18 15:58:15,037 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 72 [2020-04-18 15:58:15,499 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 84 [2020-04-18 15:58:15,829 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 78 [2020-04-18 15:58:16,374 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 80 [2020-04-18 15:58:16,824 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 80 [2020-04-18 15:58:17,128 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 81 [2020-04-18 15:58:17,803 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 71 [2020-04-18 15:58:18,347 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 75 [2020-04-18 15:58:18,842 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 81 [2020-04-18 15:58:19,844 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 83 [2020-04-18 15:58:21,113 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2020-04-18 15:58:21,344 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2020-04-18 15:58:24,822 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 71 [2020-04-18 15:58:25,314 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2020-04-18 15:58:26,514 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 74 [2020-04-18 15:58:27,100 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2020-04-18 15:58:29,686 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 59 [2020-04-18 15:58:47,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:58:47,911 INFO L93 Difference]: Finished difference Result 3602 states and 7875 transitions. [2020-04-18 15:58:47,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2020-04-18 15:58:47,911 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 17 [2020-04-18 15:58:47,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-18 15:58:47,919 INFO L225 Difference]: With dead ends: 3602 [2020-04-18 15:58:47,920 INFO L226 Difference]: Without dead ends: 3602 [2020-04-18 15:58:47,923 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 96 SyntacticMatches, 20 SemanticMatches, 283 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29974 ImplicationChecksByTransitivity, 47.2s TimeCoverageRelationStatistics Valid=11198, Invalid=69742, Unknown=0, NotChecked=0, Total=80940 [2020-04-18 15:58:47,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3602 states. [2020-04-18 15:58:47,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3602 to 1922. [2020-04-18 15:58:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1922 states. [2020-04-18 15:58:47,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 4319 transitions. [2020-04-18 15:58:47,969 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 4319 transitions. Word has length 17 [2020-04-18 15:58:47,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-18 15:58:47,970 INFO L479 AbstractCegarLoop]: Abstraction has 1922 states and 4319 transitions. [2020-04-18 15:58:47,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 93 states. [2020-04-18 15:58:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 4319 transitions. [2020-04-18 15:58:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:58:47,971 INFO L417 BasicCegarLoop]: Found error trace [2020-04-18 15:58:47,971 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-18 15:58:47,971 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 15:58:47,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:58:47,972 INFO L82 PathProgramCache]: Analyzing trace with hash 612879586, now seen corresponding path program 1 times [2020-04-18 15:58:47,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy MCR [2020-04-18 15:58:47,972 INFO L354 FreeRefinementEngine]: Using trace check StrategyModuleMcr [1747232177] [2020-04-18 15:58:47,973 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:58:47,973 INFO L259 McrAutomatonBuilder]: Finished intersection with 79 states and 138 transitions. [2020-04-18 15:58:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2020-04-18 15:58:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:58:47,974 INFO L105 Mcr]: ---- MCR iteration 0 ---- [2020-04-18 15:58:47,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:58:47,975 INFO L82 PathProgramCache]: Analyzing trace with hash -69974686, now seen corresponding path program 2 times [2020-04-18 15:58:47,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:58:47,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812063667] [2020-04-18 15:58:47,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:58:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:58:48,114 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 15:58:48,114 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812063667] [2020-04-18 15:58:48,115 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:58:48,115 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-18 15:58:48,115 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:58:48,117 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:58:48,123 INFO L259 McrAutomatonBuilder]: Finished intersection with 35 states and 50 transitions. [2020-04-18 15:58:48,123 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:58:48,209 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:48,211 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:58:48,211 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-04-18 15:58:48,211 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:18 [2020-04-18 15:58:48,387 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:58:48,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-04-18 15:58:48,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-04-18 15:58:48,387 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 17 states. [2020-04-18 15:58:49,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:58:49,892 INFO L93 Difference]: Finished difference Result 87 states and 148 transitions. [2020-04-18 15:58:49,893 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2020-04-18 15:58:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:58:49,893 INFO L105 Mcr]: ---- MCR iteration 1 ---- [2020-04-18 15:58:49,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:58:49,894 INFO L82 PathProgramCache]: Analyzing trace with hash 646198606, now seen corresponding path program 3 times [2020-04-18 15:58:49,894 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:58:49,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231851643] [2020-04-18 15:58:49,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:58:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:58:50,090 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 15:58:50,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231851643] [2020-04-18 15:58:50,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:58:50,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-04-18 15:58:50,091 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:58:50,093 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:58:50,099 INFO L259 McrAutomatonBuilder]: Finished intersection with 34 states and 48 transitions. [2020-04-18 15:58:50,099 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:58:50,440 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:50,442 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:50,444 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:50,448 INFO L539 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:50,453 INFO L539 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:50,495 INFO L619 ElimStorePlain]: treesize reduction 45, result has 47.1 percent of original size [2020-04-18 15:58:50,496 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-04-18 15:58:50,496 INFO L239 ElimStorePlain]: Needed 6 recursive calls to eliminate 1 variables, input treesize:185, output treesize:40 [2020-04-18 15:58:50,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2020-04-18 15:58:51,118 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:58:51,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-04-18 15:58:51,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=1808, Unknown=0, NotChecked=0, Total=2162 [2020-04-18 15:58:51,119 INFO L87 Difference]: Start difference. First operand 87 states and 148 transitions. Second operand 19 states. [2020-04-18 15:58:52,734 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-04-18 15:58:53,002 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2020-04-18 15:58:53,347 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 43 [2020-04-18 15:58:53,575 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-04-18 15:58:53,834 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 57 [2020-04-18 15:58:54,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:58:54,301 INFO L93 Difference]: Finished difference Result 104 states and 179 transitions. [2020-04-18 15:58:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 179 transitions. [2020-04-18 15:58:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:58:54,302 INFO L105 Mcr]: ---- MCR iteration 2 ---- [2020-04-18 15:58:54,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:58:54,303 INFO L82 PathProgramCache]: Analyzing trace with hash 612879586, now seen corresponding path program 4 times [2020-04-18 15:58:54,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:58:54,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309198356] [2020-04-18 15:58:54,304 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:58:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:58:54,554 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 15:58:54,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309198356] [2020-04-18 15:58:54,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:58:54,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 15:58:54,555 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:58:54,557 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:58:54,563 INFO L259 McrAutomatonBuilder]: Finished intersection with 31 states and 42 transitions. [2020-04-18 15:58:54,563 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:58:54,941 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:54,946 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:54,947 INFO L539 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-04-18 15:58:54,959 INFO L619 ElimStorePlain]: treesize reduction 4, result has 90.2 percent of original size [2020-04-18 15:58:54,960 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-18 15:58:54,960 INFO L239 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:104, output treesize:37 [2020-04-18 15:58:55,031 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 15:58:55,778 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 6 times. [2020-04-18 15:58:55,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-04-18 15:58:55,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=812, Invalid=4738, Unknown=0, NotChecked=0, Total=5550 [2020-04-18 15:58:55,780 INFO L87 Difference]: Start difference. First operand 104 states and 179 transitions. Second operand 21 states. [2020-04-18 15:58:57,324 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 66 [2020-04-18 15:58:57,606 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2020-04-18 15:58:57,967 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2020-04-18 15:58:58,377 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2020-04-18 15:58:58,588 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 75 [2020-04-18 15:58:59,240 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 71 [2020-04-18 15:58:59,743 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 78 [2020-04-18 15:59:00,155 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 76 [2020-04-18 15:59:00,395 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 74 [2020-04-18 15:59:00,665 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2020-04-18 15:59:00,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:59:00,929 INFO L93 Difference]: Finished difference Result 118 states and 200 transitions. [2020-04-18 15:59:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2020-04-18 15:59:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:59:00,930 INFO L105 Mcr]: ---- MCR iteration 3 ---- [2020-04-18 15:59:00,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:59:00,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1841665978, now seen corresponding path program 5 times [2020-04-18 15:59:00,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:59:00,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68945465] [2020-04-18 15:59:00,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:59:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:59:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-18 15:59:01,177 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68945465] [2020-04-18 15:59:01,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:59:01,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 15:59:01,177 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:59:01,179 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:59:01,186 INFO L259 McrAutomatonBuilder]: Finished intersection with 39 states and 58 transitions. [2020-04-18 15:59:01,187 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:59:01,593 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,594 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,600 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:01,601 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-18 15:59:01,601 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:76, output treesize:34 [2020-04-18 15:59:01,708 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,710 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,715 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:01,715 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-18 15:59:01,716 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:74, output treesize:40 [2020-04-18 15:59:01,936 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,938 INFO L539 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:01,944 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:01,944 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-04-18 15:59:01,944 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:92, output treesize:50 [2020-04-18 15:59:02,130 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2020-04-18 15:59:02,565 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 14 times. [2020-04-18 15:59:02,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-04-18 15:59:02,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1867, Invalid=9263, Unknown=0, NotChecked=0, Total=11130 [2020-04-18 15:59:02,567 INFO L87 Difference]: Start difference. First operand 118 states and 200 transitions. Second operand 27 states. [2020-04-18 15:59:04,526 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2020-04-18 15:59:05,405 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 84 [2020-04-18 15:59:05,787 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 78 [2020-04-18 15:59:06,068 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 86 [2020-04-18 15:59:06,369 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 91 [2020-04-18 15:59:06,703 WARN L192 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 106 [2020-04-18 15:59:07,442 WARN L192 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 122 [2020-04-18 15:59:07,861 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 87 [2020-04-18 15:59:08,205 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 89 [2020-04-18 15:59:08,776 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2020-04-18 15:59:09,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:59:09,059 INFO L93 Difference]: Finished difference Result 128 states and 214 transitions. [2020-04-18 15:59:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 214 transitions. [2020-04-18 15:59:09,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-04-18 15:59:09,060 INFO L105 Mcr]: ---- MCR iteration 4 ---- [2020-04-18 15:59:09,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-18 15:59:09,061 INFO L82 PathProgramCache]: Analyzing trace with hash 255886198, now seen corresponding path program 6 times [2020-04-18 15:59:09,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-18 15:59:09,061 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018182071] [2020-04-18 15:59:09,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-18 15:59:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-18 15:59:09,283 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 15:59:09,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018182071] [2020-04-18 15:59:09,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-18 15:59:09,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-18 15:59:09,285 INFO L201 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-04-18 15:59:09,288 INFO L256 McrAutomatonBuilder]: Started intersection. [2020-04-18 15:59:09,294 INFO L259 McrAutomatonBuilder]: Finished intersection with 39 states and 58 transitions. [2020-04-18 15:59:09,294 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton. [2020-04-18 15:59:09,537 INFO L435 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_348|], 2=[|v_#memory_$Pointer$.base_348|]} [2020-04-18 15:59:09,538 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:09,544 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:09,546 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 15:59:09,548 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:09,549 INFO L539 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 15:59:09,549 INFO L239 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:41, output treesize:16 [2020-04-18 15:59:09,814 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:09,827 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:09,827 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 15:59:09,827 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:90, output treesize:69 [2020-04-18 15:59:10,055 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:10,060 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:10,060 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 15:59:10,060 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:103, output treesize:86 [2020-04-18 15:59:10,349 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-04-18 15:59:10,354 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-04-18 15:59:10,354 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-04-18 15:59:10,354 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:134, output treesize:113 [2020-04-18 15:59:11,700 INFO L356 McrAutomatonBuilder]: Construction finished. Needed to calculate wp 14 times. [2020-04-18 15:59:11,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-04-18 15:59:11,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2872, Invalid=13898, Unknown=0, NotChecked=0, Total=16770 [2020-04-18 15:59:11,702 INFO L87 Difference]: Start difference. First operand 128 states and 214 transitions. Second operand 25 states. [2020-04-18 15:59:14,442 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 119 [2020-04-18 15:59:15,206 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 112 [2020-04-18 15:59:16,821 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 123 [2020-04-18 15:59:17,504 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 115 [2020-04-18 15:59:18,208 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 125 [2020-04-18 15:59:18,694 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 118 [2020-04-18 15:59:19,469 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 120 [2020-04-18 15:59:20,326 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 128 [2020-04-18 15:59:20,997 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 123 [2020-04-18 15:59:21,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-18 15:59:21,202 INFO L93 Difference]: Finished difference Result 128 states and 214 transitions. [2020-04-18 15:59:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 214 transitions. [2020-04-18 15:59:21,202 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-04-18 15:59:21,203 INFO L354 FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [1747232177] [2020-04-18 15:59:21,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-04-18 15:59:21,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-04-18 15:59:21,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [1747232177] [2020-04-18 15:59:21,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 63 states [2020-04-18 15:59:21,204 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR [2020-04-18 15:59:21,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2020-04-18 15:59:21,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3926, Invalid=19026, Unknown=0, NotChecked=0, Total=22952 [2020-04-18 15:59:21,205 INFO L87 Difference]: Start difference. First operand 1922 states and 4319 transitions. Second operand 63 states. [2020-04-18 15:59:22,285 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2020-04-18 15:59:25,319 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 57 [2020-04-18 15:59:25,866 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2020-04-18 15:59:27,006 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2020-04-18 15:59:27,664 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2020-04-18 15:59:28,570 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 90 [2020-04-18 15:59:28,868 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2020-04-18 15:59:29,913 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2020-04-18 15:59:30,293 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 82 [2020-04-18 15:59:30,545 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2020-04-18 15:59:31,573 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 99 [2020-04-18 15:59:31,893 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-04-18 15:59:32,223 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2020-04-18 15:59:33,079 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2020-04-18 15:59:33,459 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 72 [2020-04-18 15:59:34,336 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-04-18 15:59:34,768 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 89 [2020-04-18 15:59:35,167 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2020-04-18 15:59:36,083 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 75 Received shutdown request... [2020-04-18 15:59:37,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-04-18 15:59:37,949 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-18 15:59:37,956 WARN L228 ceAbstractionStarter]: Timeout [2020-04-18 15:59:37,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 03:59:37 BasicIcfg [2020-04-18 15:59:37,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-18 15:59:37,957 INFO L168 Benchmark]: Toolchain (without parser) took 254331.34 ms. Allocated memory was 144.7 MB in the beginning and 424.1 MB in the end (delta: 279.4 MB). Free memory was 103.2 MB in the beginning and 32.8 MB in the end (delta: 70.3 MB). Peak memory consumption was 349.8 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,958 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 144.7 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-04-18 15:59:37,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 998.01 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 101.4 MB in the beginning and 132.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.83 ms. Allocated memory is still 205.0 MB. Free memory was 132.1 MB in the beginning and 128.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,958 INFO L168 Benchmark]: Boogie Preprocessor took 72.04 ms. Allocated memory is still 205.0 MB. Free memory was 128.3 MB in the beginning and 124.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,959 INFO L168 Benchmark]: RCFGBuilder took 1139.75 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 124.4 MB in the beginning and 147.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,959 INFO L168 Benchmark]: TraceAbstraction took 252012.90 ms. Allocated memory was 233.8 MB in the beginning and 424.1 MB in the end (delta: 190.3 MB). Free memory was 147.0 MB in the beginning and 32.8 MB in the end (delta: 114.1 MB). Peak memory consumption was 304.4 MB. Max. memory is 7.1 GB. [2020-04-18 15:59:37,961 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 144.7 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 998.01 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 101.4 MB in the beginning and 132.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 82.83 ms. Allocated memory is still 205.0 MB. Free memory was 132.1 MB in the beginning and 128.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.04 ms. Allocated memory is still 205.0 MB. Free memory was 128.3 MB in the beginning and 124.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1139.75 ms. Allocated memory was 205.0 MB in the beginning and 233.8 MB in the end (delta: 28.8 MB). Free memory was 124.4 MB in the beginning and 147.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 35.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 252012.90 ms. Allocated memory was 233.8 MB in the beginning and 424.1 MB in the end (delta: 190.3 MB). Free memory was 147.0 MB in the beginning and 32.8 MB in the end (delta: 114.1 MB). Peak memory consumption was 304.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 21.7s, 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 (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1087]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1087). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1048). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1085]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1085). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1011). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1065]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1065). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1089]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1089). Cancelled while BasicCegarLoop was constructing difference of abstraction (1922states) and FLOYD_HOARE automaton (currently 50 states, 63 states before enhancement),while ReachableStatesComputation was computing reachable states (598 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 412 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 251.8s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 132.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 21.8s, HoareTripleCheckerStatistics: 1214 SDtfs, 11491 SDslu, 8255 SDs, 0 SdLazy, 57678 SolverSat, 1561 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1136 GetRequests, 286 SyntacticMatches, 27 SemanticMatches, 823 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55945 ImplicationChecksByTransitivity, 111.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1938occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 7474 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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