java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 10:35:16,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 10:35:16,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 10:35:16,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 10:35:16,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 10:35:16,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 10:35:16,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 10:35:16,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 10:35:16,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 10:35:16,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 10:35:16,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 10:35:16,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 10:35:16,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 10:35:16,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 10:35:16,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 10:35:16,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 10:35:16,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 10:35:16,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 10:35:16,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 10:35:16,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 10:35:16,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 10:35:16,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 10:35:16,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 10:35:16,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 10:35:16,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 10:35:16,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 10:35:16,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 10:35:16,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 10:35:16,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 10:35:16,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 10:35:16,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 10:35:16,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 10:35:16,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 10:35:16,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 10:35:16,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 10:35:16,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 10:35:16,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 10:35:16,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 10:35:16,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 10:35:16,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 10:35:16,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 10:35:16,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 10:35:16,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 10:35:16,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 10:35:16,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 10:35:16,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 10:35:16,983 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 10:35:16,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 10:35:16,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 10:35:16,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 10:35:16,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 10:35:16,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 10:35:16,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 10:35:16,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 10:35:16,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 10:35:16,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 10:35:16,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 10:35:16,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 10:35:16,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 10:35:16,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 10:35:16,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 10:35:16,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 10:35:16,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 10:35:16,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 10:35:16,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 10:35:16,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 10:35:16,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 10:35:16,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 10:35:16,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 10:35:16,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 10:35:16,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 10:35:17,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 10:35:17,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 10:35:17,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 10:35:17,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 10:35:17,035 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 10:35:17,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2019-09-19 10:35:17,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44c4a8fe/43c1bade395c49a69427d37bef321614/FLAG4c2799de8 [2019-09-19 10:35:17,572 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 10:35:17,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_3.cil.c [2019-09-19 10:35:17,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44c4a8fe/43c1bade395c49a69427d37bef321614/FLAG4c2799de8 [2019-09-19 10:35:17,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44c4a8fe/43c1bade395c49a69427d37bef321614 [2019-09-19 10:35:17,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 10:35:17,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 10:35:17,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 10:35:17,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 10:35:17,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 10:35:17,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:17" (1/1) ... [2019-09-19 10:35:17,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68583247 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:17, skipping insertion in model container [2019-09-19 10:35:17,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:17" (1/1) ... [2019-09-19 10:35:17,953 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 10:35:17,992 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 10:35:18,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:35:18,237 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 10:35:18,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:35:18,397 INFO L192 MainTranslator]: Completed translation [2019-09-19 10:35:18,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18 WrapperNode [2019-09-19 10:35:18,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 10:35:18,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 10:35:18,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 10:35:18,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 10:35:18,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... [2019-09-19 10:35:18,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 10:35:18,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 10:35:18,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 10:35:18,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 10:35:18,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 10:35:18,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 10:35:18,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 10:35:18,500 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-19 10:35:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2019-09-19 10:35:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-19 10:35:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-19 10:35:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-19 10:35:18,501 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-19 10:35:18,502 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-19 10:35:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-19 10:35:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-19 10:35:18,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 10:35:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 10:35:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 10:35:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-19 10:35:18,504 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-19 10:35:18,505 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-19 10:35:18,506 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 10:35:18,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 10:35:19,025 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := ~a~0; [2019-09-19 10:35:19,026 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !(1 == ~q_free~0); [2019-09-19 10:35:19,287 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 10:35:19,287 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 10:35:19,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:19 BoogieIcfgContainer [2019-09-19 10:35:19,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 10:35:19,289 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 10:35:19,289 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 10:35:19,289 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 10:35:19,291 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:19" (1/1) ... [2019-09-19 10:35:19,291 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 10:35:19,326 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 10:35:19,327 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 10:35:19,341 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 10:35:19,349 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 10:35:19,350 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 10:35:19,567 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-19 10:35:19,712 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 10:35:19,829 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 80 for LOIs [2019-09-19 10:35:20,000 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-19 10:35:20,291 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2019-09-19 10:35:20,487 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2019-09-19 10:35:20,694 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-19 10:35:20,855 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2019-09-19 10:35:21,319 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 52 [2019-09-19 10:35:21,487 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2019-09-19 10:35:21,687 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2019-09-19 10:35:22,497 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2019-09-19 10:35:22,746 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 10:35:23,354 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2019-09-19 10:35:23,581 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 10:35:23,890 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-19 10:35:24,023 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:35:24,594 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 96 [2019-09-19 10:35:24,834 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 10:35:25,799 WARN L191 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 107 [2019-09-19 10:35:26,236 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:35:26,493 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:35:26,720 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:35:27,676 WARN L191 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 115 [2019-09-19 10:35:28,143 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 10:35:29,163 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 123 DAG size of output: 116 [2019-09-19 10:35:29,636 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 10:35:29,899 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-19 10:35:30,024 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 10:35:31,015 WARN L191 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2019-09-19 10:35:31,447 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:35:32,400 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 107 [2019-09-19 10:35:32,826 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:35:33,366 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2019-09-19 10:35:33,602 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 10:35:33,892 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-19 10:35:34,025 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:35:34,930 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 107 [2019-09-19 10:35:35,373 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:35:35,955 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 93 [2019-09-19 10:35:36,210 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:35:36,743 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2019-09-19 10:35:36,984 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 10:35:37,917 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2019-09-19 10:35:38,213 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2019-09-19 10:35:38,651 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:35:39,697 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 10:35:40,676 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:35:41,538 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2019-09-19 10:35:41,914 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-09-19 10:35:42,434 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-09-19 10:35:43,260 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-19 10:35:43,767 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-19 10:35:44,266 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-19 10:35:44,542 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-19 10:35:44,746 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-19 10:35:44,861 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-19 10:35:45,143 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2019-09-19 10:35:45,257 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-19 10:35:45,376 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-19 10:35:45,493 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-19 10:35:45,869 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2019-09-19 10:35:46,290 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2019-09-19 10:35:46,640 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2019-09-19 10:35:46,765 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-19 10:35:47,070 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 59 [2019-09-19 10:35:47,204 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 10:35:47,358 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 10:35:47,513 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 10:35:47,673 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 10:35:47,831 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 10:35:48,683 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 81 [2019-09-19 10:35:48,835 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 10:35:49,293 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 62 [2019-09-19 10:35:49,396 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 10:35:49,861 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 53 [2019-09-19 10:35:51,547 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:35:51,765 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-19 10:35:52,339 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2019-09-19 10:35:52,481 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 10:35:52,812 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2019-09-19 10:35:52,957 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 10:35:53,361 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 90 [2019-09-19 10:35:53,552 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 10:35:53,916 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 10:35:54,443 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2019-09-19 10:35:54,951 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 90 [2019-09-19 10:35:55,148 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 10:35:55,544 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2019-09-19 10:35:55,727 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 10:35:56,175 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2019-09-19 10:35:56,374 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 10:35:56,745 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2019-09-19 10:35:56,916 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 10:35:57,052 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2019-09-19 10:35:57,318 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:35:58,094 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2019-09-19 10:35:58,261 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:35:58,633 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2019-09-19 10:35:58,803 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:35:59,215 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 93 [2019-09-19 10:35:59,384 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:35:59,834 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 10:36:00,867 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2019-09-19 10:36:00,975 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 4 [2019-09-19 10:36:01,462 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 93 [2019-09-19 10:36:01,624 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:36:01,961 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2019-09-19 10:36:02,123 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:36:02,582 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-19 10:36:02,778 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 10:36:03,177 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:36:03,397 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-19 10:36:04,198 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2019-09-19 10:36:04,483 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 10:36:05,047 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2019-09-19 10:36:05,238 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 10:36:05,982 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 92 [2019-09-19 10:36:06,563 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 93 [2019-09-19 10:36:06,780 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:36:07,184 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 87 [2019-09-19 10:36:07,706 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-09-19 10:36:07,954 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 10:36:08,337 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-09-19 10:36:08,840 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-19 10:36:08,945 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 10:36:09,178 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 42 [2019-09-19 10:36:09,620 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-09-19 10:36:09,754 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-09-19 10:36:10,166 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 42 [2019-09-19 10:36:10,342 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2019-09-19 10:36:10,512 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2019-09-19 10:36:10,814 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 38 [2019-09-19 10:36:11,141 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2019-09-19 10:36:11,389 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 29 [2019-09-19 10:36:11,683 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 36 [2019-09-19 10:36:12,039 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 39 [2019-09-19 10:36:12,566 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 33 [2019-09-19 10:36:13,147 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 39 [2019-09-19 10:36:13,901 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 41 [2019-09-19 10:36:14,489 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 41 [2019-09-19 10:36:14,691 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-19 10:36:15,371 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 47 [2019-09-19 10:36:15,644 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-09-19 10:36:16,347 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 66 [2019-09-19 10:36:16,456 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 10:36:17,479 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 59 [2019-09-19 10:36:20,291 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 631 DAG size of output: 116 [2019-09-19 10:36:20,583 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 10:36:20,819 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 50 [2019-09-19 10:36:21,168 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 57 [2019-09-19 10:36:21,590 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2019-09-19 10:36:21,917 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2019-09-19 10:36:22,019 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:36:22,418 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2019-09-19 10:36:22,826 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 66 [2019-09-19 10:36:22,954 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 10:36:23,083 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 10:36:23,214 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-19 10:36:23,993 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 107 [2019-09-19 10:36:24,196 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:36:24,973 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 107 [2019-09-19 10:36:25,176 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 10:36:25,782 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2019-09-19 10:36:26,044 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 10:36:26,295 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-19 10:36:26,885 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2019-09-19 10:36:27,010 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 10:36:27,289 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2019-09-19 10:36:27,411 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 10:36:27,525 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:27,641 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:28,204 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 110 [2019-09-19 10:36:28,374 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 8 [2019-09-19 10:36:28,977 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2019-09-19 10:36:29,235 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 10:36:29,767 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2019-09-19 10:36:30,020 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-19 10:36:30,176 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2019-09-19 10:36:30,780 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 113 [2019-09-19 10:36:31,027 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 10:36:31,558 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 115 [2019-09-19 10:36:31,769 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 10:36:31,935 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:36:32,201 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-19 10:36:32,501 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-19 10:36:32,845 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-09-19 10:36:32,960 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:33,080 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:33,197 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:33,740 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 104 [2019-09-19 10:36:33,956 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:34,469 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 104 [2019-09-19 10:36:34,686 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:35,209 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2019-09-19 10:36:35,434 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:35,598 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2019-09-19 10:36:36,072 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-09-19 10:36:36,200 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 10:36:36,650 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2019-09-19 10:36:36,781 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 10:36:36,898 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:37,012 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:37,584 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 110 [2019-09-19 10:36:38,157 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2019-09-19 10:36:38,381 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:38,811 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-19 10:36:39,025 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:39,163 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-19 10:36:39,776 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 113 [2019-09-19 10:36:40,037 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 10:36:40,208 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:36:40,471 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-19 10:36:40,769 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-19 10:36:41,112 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 70 [2019-09-19 10:36:41,225 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:41,341 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:41,455 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:41,943 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 104 [2019-09-19 10:36:42,158 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:42,653 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 104 [2019-09-19 10:36:42,869 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:43,437 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 110 [2019-09-19 10:36:43,571 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 56 [2019-09-19 10:36:44,129 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2019-09-19 10:36:44,353 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:36:44,778 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2019-09-19 10:36:45,322 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2019-09-19 10:36:45,579 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 10:36:45,743 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-09-19 10:36:46,210 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-19 10:36:46,341 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 10:36:46,797 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-19 10:36:46,926 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 10:36:47,036 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:47,149 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:47,507 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 40 [2019-09-19 10:36:47,759 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 42 [2019-09-19 10:36:48,190 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 29 [2019-09-19 10:36:48,354 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 29 [2019-09-19 10:36:48,814 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 44 [2019-09-19 10:36:49,009 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2019-09-19 10:36:49,186 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2019-09-19 10:36:49,514 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2019-09-19 10:36:49,822 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 47 [2019-09-19 10:36:50,046 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 29 [2019-09-19 10:36:50,378 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 36 [2019-09-19 10:36:50,629 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 39 [2019-09-19 10:36:51,042 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 32 [2019-09-19 10:36:51,537 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 39 [2019-09-19 10:36:52,291 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 43 [2019-09-19 10:36:52,875 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 43 [2019-09-19 10:36:53,078 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-19 10:36:53,693 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 49 [2019-09-19 10:36:53,952 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-19 10:36:54,578 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 63 [2019-09-19 10:36:55,538 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 62 [2019-09-19 10:36:55,649 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 10:36:59,466 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 686 DAG size of output: 123 [2019-09-19 10:36:59,811 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 10:36:59,994 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 50 [2019-09-19 10:37:00,252 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 55 [2019-09-19 10:37:01,523 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 163 DAG size of output: 119 [2019-09-19 10:37:01,705 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-19 10:37:01,709 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 82 for LOIs [2019-09-19 10:37:01,972 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 45 [2019-09-19 10:37:02,260 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 63 [2019-09-19 10:37:02,362 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 10:37:02,583 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 61 [2019-09-19 10:37:02,959 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 65 [2019-09-19 10:37:03,091 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 10:37:03,221 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 10:37:03,348 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 10:37:03,799 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 96 [2019-09-19 10:37:03,976 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 10:37:04,412 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 96 [2019-09-19 10:37:04,579 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 10:37:05,356 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2019-09-19 10:37:05,603 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:37:05,763 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2019-09-19 10:37:06,220 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-09-19 10:37:06,349 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 10:37:06,797 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2019-09-19 10:37:06,925 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 10:37:07,040 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:07,152 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:07,594 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 98 [2019-09-19 10:37:08,471 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2019-09-19 10:37:08,711 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:37:09,200 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2019-09-19 10:37:09,435 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 10:37:09,574 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-19 10:37:10,192 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 113 [2019-09-19 10:37:10,441 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 10:37:10,925 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 114 [2019-09-19 10:37:11,153 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 10:37:11,361 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:37:11,622 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-19 10:37:11,917 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-19 10:37:12,251 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-09-19 10:37:12,366 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:12,478 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:12,594 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:13,114 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 106 [2019-09-19 10:37:13,329 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 10:37:13,859 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 106 [2019-09-19 10:37:14,080 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 10:37:14,612 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 109 [2019-09-19 10:37:14,838 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 10:37:14,991 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 61 [2019-09-19 10:37:15,420 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-19 10:37:15,542 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 10:37:15,794 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2019-09-19 10:37:15,907 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 10:37:16,038 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:16,147 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:16,714 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 111 [2019-09-19 10:37:17,300 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 109 [2019-09-19 10:37:17,531 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 10:37:17,979 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 109 [2019-09-19 10:37:18,194 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 10:37:18,340 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2019-09-19 10:37:18,945 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 116 [2019-09-19 10:37:19,214 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-19 10:37:19,383 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:37:19,657 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 68 [2019-09-19 10:37:19,950 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2019-09-19 10:37:20,285 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 70 [2019-09-19 10:37:20,402 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:20,529 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:20,646 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:37:21,210 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 106 [2019-09-19 10:37:21,450 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 10:37:22,071 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 109 [2019-09-19 10:37:22,362 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-19 10:37:22,367 INFO L199 IcfgInterpreter]: Interpreting procedure do_read_c with input of size 65 for LOIs [2019-09-19 10:37:22,481 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 35 [2019-09-19 10:37:22,519 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 35 for LOIs [2019-09-19 10:37:22,595 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 10:37:22,595 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 10:37:22,598 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1781#(or (and (= 1 ~q_req_up~0) (not (= ~c_num_read~0 ~p_num_write~0)) (and (not (= ~q_write_ev~0 0)) (not (= ~q_read_ev~0 0)) (not (= ~q_read_ev~0 1)) (= ~c_dr_st~0 1) (not (= ~q_write_ev~0 1))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_pc~0 2)) (and (= 1 ~q_req_up~0) (and (not (= ~q_write_ev~0 0)) (not (= ~q_read_ev~0 0)) (not (= ~q_read_ev~0 1)) (= ~c_dr_st~0 1) (not (= ~q_write_ev~0 1))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_pc~0 2) (not (= ~c_last_read~0 ~p_last_write~0)))) [2019-09-19 10:37:22,614 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 10:37:22,615 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 10:37:22,616 INFO L168 Benchmark]: Toolchain (without parser) took 124678.90 ms. Allocated memory was 132.6 MB in the beginning and 238.6 MB in the end (delta: 105.9 MB). Free memory was 88.0 MB in the beginning and 177.8 MB in the end (delta: -89.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-19 10:37:22,616 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 10:37:22,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.56 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.8 MB in the beginning and 174.7 MB in the end (delta: -86.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-19 10:37:22,617 INFO L168 Benchmark]: Boogie Preprocessor took 47.48 ms. Allocated memory is still 200.3 MB. Free memory was 174.7 MB in the beginning and 172.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-19 10:37:22,617 INFO L168 Benchmark]: RCFGBuilder took 842.56 ms. Allocated memory is still 200.3 MB. Free memory was 172.2 MB in the beginning and 115.0 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 7.1 GB. [2019-09-19 10:37:22,617 INFO L168 Benchmark]: Sifa took 123325.57 ms. Allocated memory was 200.3 MB in the beginning and 238.6 MB in the end (delta: 38.3 MB). Free memory was 115.0 MB in the beginning and 177.8 MB in the end (delta: -62.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 10:37:22,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 459.56 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.8 MB in the beginning and 174.7 MB in the end (delta: -86.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.48 ms. Allocated memory is still 200.3 MB. Free memory was 174.7 MB in the beginning and 172.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 842.56 ms. Allocated memory is still 200.3 MB. Free memory was 172.2 MB in the beginning and 115.0 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 7.1 GB. * Sifa took 123325.57 ms. Allocated memory was 200.3 MB in the beginning and 238.6 MB in the end (delta: 38.3 MB). Free memory was 115.0 MB in the beginning and 177.8 MB in the end (delta: -62.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 123272, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 891, DAG_INTERPRETER_EARLY_EXITS: 11, TOOLS_POST_APPLICATIONS: 707, TOOLS_POST_TIME[ms]: 352, TOOLS_POST_CALL_APPLICATIONS: 122, TOOLS_POST_CALL_TIME[ms]: 453, TOOLS_POST_RETURN_APPLICATIONS: 116, TOOLS_POST_RETURN_TIME[ms]: 681, TOOLS_QUANTIFIERELIM_APPLICATIONS: 945, TOOLS_QUANTIFIERELIM_TIME[ms]: 1244, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 80, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 902, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 366, DOMAIN_JOIN_TIME[ms]: 116838, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 83, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 3958, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 260, DOMAIN_ISBOTTOM_TIME[ms]: 652, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 100902, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100901, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 116, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 99929, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 411, DAG_COMPRESSION_RETAINED_NODES: 211 - UnprovableResult [Line: 9]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1781#(or (and (= 1 ~q_req_up~0) (not (= ~c_num_read~0 ~p_num_write~0)) (and (not (= ~q_write_ev~0 0)) (not (= ~q_read_ev~0 0)) (not (= ~q_read_ev~0 1)) (= ~c_dr_st~0 1) (not (= ~q_write_ev~0 1))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_pc~0 2)) (and (= 1 ~q_req_up~0) (and (not (= ~q_write_ev~0 0)) (not (= ~q_read_ev~0 0)) (not (= ~q_read_ev~0 1)) (= ~c_dr_st~0 1) (not (= ~q_write_ev~0 1))) (= 1 ~q_free~0) (= ~c_last_read~0 ~q_buf_0~0) (= ~c_dr_pc~0 2) (not (= ~c_last_read~0 ~p_last_write~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...