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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 20:36:13,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 20:36:13,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 20:36:13,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 20:36:13,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 20:36:13,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 20:36:13,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 20:36:13,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 20:36:13,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 20:36:13,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 20:36:13,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 20:36:13,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 20:36:13,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 20:36:13,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 20:36:13,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 20:36:13,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 20:36:13,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 20:36:13,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 20:36:13,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 20:36:13,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 20:36:13,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 20:36:13,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 20:36:13,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 20:36:13,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 20:36:13,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 20:36:13,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 20:36:13,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 20:36:13,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 20:36:13,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 20:36:13,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 20:36:13,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 20:36:13,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 20:36:13,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 20:36:13,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 20:36:13,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 20:36:13,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 20:36:13,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 20:36:13,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 20:36:13,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 20:36:13,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 20:36:13,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 20:36:13,785 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 [2019-09-17 20:36:13,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 20:36:13,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 20:36:13,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 20:36:13,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 20:36:13,810 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 20:36:13,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 20:36:13,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 20:36:13,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 20:36:13,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 20:36:13,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 20:36:13,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 20:36:13,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 20:36:13,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 20:36:13,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 20:36:13,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 20:36:13,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 20:36:13,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 20:36:13,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 20:36:13,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 20:36:13,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 20:36:13,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 20:36:13,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 20:36:13,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 20:36:13,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 20:36:13,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 20:36:13,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 20:36:13,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 20:36:13,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 20:36:13,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> TopInputCallSummarizer 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 [2019-09-17 20:36:13,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 20:36:13,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 20:36:13,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 20:36:13,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 20:36:13,892 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 20:36:13,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-17 20:36:13,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61f119bcf/32f2aa73d4df4fe098adebfad0d0c184/FLAG320642869 [2019-09-17 20:36:14,408 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 20:36:14,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-17 20:36:14,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61f119bcf/32f2aa73d4df4fe098adebfad0d0c184/FLAG320642869 [2019-09-17 20:36:14,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61f119bcf/32f2aa73d4df4fe098adebfad0d0c184 [2019-09-17 20:36:14,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 20:36:14,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 20:36:14,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 20:36:14,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 20:36:14,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 20:36:14,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:36:14" (1/1) ... [2019-09-17 20:36:14,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da2ec92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:14, skipping insertion in model container [2019-09-17 20:36:14,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:36:14" (1/1) ... [2019-09-17 20:36:14,831 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 20:36:14,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 20:36:15,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:36:15,062 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 20:36:15,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:36:15,198 INFO L192 MainTranslator]: Completed translation [2019-09-17 20:36:15,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15 WrapperNode [2019-09-17 20:36:15,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 20:36:15,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 20:36:15,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 20:36:15,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 20:36:15,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 20:36:15,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 20:36:15,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 20:36:15,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 20:36:15,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:36:15" (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 [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-17 20:36:15,284 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-17 20:36:15,285 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-17 20:36:15,286 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-17 20:36:15,286 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-17 20:36:15,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 20:36:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 20:36:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-17 20:36:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-17 20:36:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-17 20:36:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 20:36:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 20:36:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 20:36:15,863 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 20:36:15,863 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 20:36:15,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:36:15 BoogieIcfgContainer [2019-09-17 20:36:15,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 20:36:15,865 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 20:36:15,866 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 20:36:15,866 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 20:36:15,867 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:36:15" (1/1) ... [2019-09-17 20:36:15,867 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 20:36:15,891 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 20:36:15,891 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 20:36:15,900 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 20:36:15,908 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 20:36:15,910 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 20:36:16,203 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2019-09-17 20:36:16,397 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2019-09-17 20:36:16,415 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 66 for LOIs [2019-09-17 20:36:16,639 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 65 for LOIs [2019-09-17 20:36:17,650 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-17 20:36:20,439 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2019-09-17 20:36:20,670 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-17 20:36:22,110 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2019-09-17 20:36:22,323 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-17 20:36:23,688 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 39 [2019-09-17 20:36:23,897 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-09-17 20:36:24,325 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-17 20:36:24,510 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-17 20:36:24,808 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2019-09-17 20:36:26,282 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2019-09-17 20:36:27,210 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2019-09-17 20:36:27,488 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:36:27,887 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 78 [2019-09-17 20:36:27,891 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 73 for LOIs [2019-09-17 20:36:28,858 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 20:36:29,143 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 20:36:29,507 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 20:36:30,432 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2019-09-17 20:36:31,094 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 20:36:31,387 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 20:36:31,760 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 20:36:32,721 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2019-09-17 20:36:33,339 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2019-09-17 20:36:33,499 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 20:36:33,680 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 20:36:34,080 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-17 20:36:34,551 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2019-09-17 20:36:34,709 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 20:36:34,880 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 20:36:35,223 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-17 20:36:35,490 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-17 20:36:35,614 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:36:35,756 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:36,036 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-17 20:36:36,816 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 102 [2019-09-17 20:36:37,189 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:36:37,566 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:36:38,562 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2019-09-17 20:36:39,339 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-17 20:36:39,725 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:36:40,136 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 20:36:41,069 WARN L191 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-17 20:36:41,789 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2019-09-17 20:36:42,119 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:36:42,908 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-17 20:36:43,656 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 20:36:44,013 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 20:36:44,139 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:44,909 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 20:36:45,640 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 20:36:45,991 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 20:36:46,116 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:46,908 WARN L191 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 20:36:47,541 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-17 20:36:47,692 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:36:48,086 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:36:48,940 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-17 20:36:49,130 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 1 [2019-09-17 20:36:49,763 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-17 20:36:49,936 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:36:50,330 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:36:51,183 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-17 20:36:51,304 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 1 [2019-09-17 20:36:51,615 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-17 20:36:51,752 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:36:51,898 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:52,238 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-17 20:36:53,386 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2019-09-17 20:36:53,733 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:36:53,858 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:54,668 WARN L191 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2019-09-17 20:36:55,037 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-09-17 20:36:55,201 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:36:55,336 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 20:36:55,736 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-17 20:36:56,468 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 20:36:56,824 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 20:36:56,953 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:36:57,725 WARN L191 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 20:36:58,323 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-17 20:36:58,497 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:36:58,893 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:36:59,762 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-17 20:36:59,911 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 1 [2019-09-17 20:37:00,617 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 102 [2019-09-17 20:37:00,939 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:37:01,352 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 20:37:02,046 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 102 [2019-09-17 20:37:02,736 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 20:37:03,025 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 20:37:03,386 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 20:37:04,307 WARN L191 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2019-09-17 20:37:04,980 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 20:37:05,271 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 20:37:05,637 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 20:37:06,557 WARN L191 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2019-09-17 20:37:07,145 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2019-09-17 20:37:07,301 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 20:37:07,473 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 20:37:07,817 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-17 20:37:08,431 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2019-09-17 20:37:08,590 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 20:37:08,765 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 20:37:09,112 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-17 20:37:09,383 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-17 20:37:09,505 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:37:09,628 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:37:09,895 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-17 20:37:11,057 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 124 DAG size of output: 102 [2019-09-17 20:37:11,431 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:37:11,809 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:37:12,606 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 102 [2019-09-17 20:37:13,340 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 97 [2019-09-17 20:37:13,708 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 20:37:14,104 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 20:37:15,005 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2019-09-17 20:37:15,738 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 96 [2019-09-17 20:37:16,066 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:37:16,777 WARN L191 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-17 20:37:17,521 WARN L191 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 20:37:17,878 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 20:37:18,002 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:37:18,764 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 20:37:19,496 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2019-09-17 20:37:19,851 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 20:37:19,973 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:37:20,733 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2019-09-17 20:37:21,315 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-17 20:37:21,489 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:37:21,898 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:37:22,752 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-17 20:37:22,867 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 1 [2019-09-17 20:37:23,489 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2019-09-17 20:37:23,665 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:37:24,057 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 20:37:24,922 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-17 20:37:25,052 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 1 [2019-09-17 20:37:25,322 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-17 20:37:25,442 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:37:25,564 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:37:25,831 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-17 20:37:26,926 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2019-09-17 20:37:27,275 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:37:27,403 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:37:28,162 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2019-09-17 20:37:28,568 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2019-09-17 20:37:28,744 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:37:28,875 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 20:37:29,294 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-17 20:37:30,121 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2019-09-17 20:37:30,521 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 20:37:30,628 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-17 20:37:31,336 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-17 20:37:32,325 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 110 [2019-09-17 20:37:32,816 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-17 20:37:32,922 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-17 20:37:33,974 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2019-09-17 20:37:34,645 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 94 [2019-09-17 20:37:34,828 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:37:35,231 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 20:37:35,804 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2019-09-17 20:37:37,034 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 134 DAG size of output: 131 [2019-09-17 20:37:37,642 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 20:37:39,059 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 20:37:39,073 INFO L199 IcfgInterpreter]: Interpreting procedure do_read_c with input of size 59 for LOIs [2019-09-17 20:37:39,311 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 63 [2019-09-17 20:37:39,587 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-17 20:37:39,880 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2019-09-17 20:37:40,230 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 63 [2019-09-17 20:37:40,493 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-17 20:37:40,783 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2019-09-17 20:37:40,999 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-09-17 20:37:41,390 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2019-09-17 20:37:41,517 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2019-09-17 20:37:41,852 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2019-09-17 20:37:42,156 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-09-17 20:37:42,293 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-17 20:37:42,464 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-17 20:37:42,868 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 70 [2019-09-17 20:37:43,175 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2019-09-17 20:37:43,320 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 20:37:43,696 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-17 20:37:44,155 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2019-09-17 20:37:44,315 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-17 20:37:44,686 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2019-09-17 20:37:44,898 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2019-09-17 20:37:45,265 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2019-09-17 20:37:45,729 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2019-09-17 20:37:45,792 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 21 for LOIs [2019-09-17 20:37:45,873 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 20:37:45,873 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 20:37:45,875 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1749#(and (<= 1 ~c_dr_i~0) (<= ~p_dw_pc~0 1) (<= ~c_dr_i~0 1) (<= ~p_dw_i~0 1) (<= ~p_dw_st~0 0) (<= 1 ~p_dw_i~0) (<= ~q_free~0 1) (<= ~c_dr_pc~0 1) (<= 0 ~p_dw_st~0) (<= 0 ~p_dw_pc~0) (<= 0 ~c_dr_pc~0) (<= 1 ~q_free~0)) [2019-09-17 20:37:45,887 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 20:37:45,887 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 20:37:45,888 INFO L168 Benchmark]: Toolchain (without parser) took 91072.80 ms. Allocated memory was 130.0 MB in the beginning and 569.9 MB in the end (delta: 439.9 MB). Free memory was 84.9 MB in the beginning and 284.1 MB in the end (delta: -199.1 MB). Peak memory consumption was 240.7 MB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,889 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.28 ms. Allocated memory was 130.0 MB in the beginning and 196.1 MB in the end (delta: 66.1 MB). Free memory was 84.5 MB in the beginning and 171.1 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,890 INFO L168 Benchmark]: Boogie Preprocessor took 36.50 ms. Allocated memory is still 196.1 MB. Free memory was 171.1 MB in the beginning and 169.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,890 INFO L168 Benchmark]: RCFGBuilder took 629.04 ms. Allocated memory is still 196.1 MB. Free memory was 169.1 MB in the beginning and 132.3 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,891 INFO L168 Benchmark]: Sifa took 90021.47 ms. Allocated memory was 196.1 MB in the beginning and 569.9 MB in the end (delta: 373.8 MB). Free memory was 132.3 MB in the beginning and 284.1 MB in the end (delta: -151.7 MB). Peak memory consumption was 222.1 MB. Max. memory is 7.1 GB. [2019-09-17 20:37:45,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 382.28 ms. Allocated memory was 130.0 MB in the beginning and 196.1 MB in the end (delta: 66.1 MB). Free memory was 84.5 MB in the beginning and 171.1 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.50 ms. Allocated memory is still 196.1 MB. Free memory was 171.1 MB in the beginning and 169.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 629.04 ms. Allocated memory is still 196.1 MB. Free memory was 169.1 MB in the beginning and 132.3 MB in the end (delta: 36.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Sifa took 90021.47 ms. Allocated memory was 196.1 MB in the beginning and 569.9 MB in the end (delta: 373.8 MB). Free memory was 132.3 MB in the beginning and 284.1 MB in the end (delta: -151.7 MB). Peak memory consumption was 222.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 89984, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 925, DAG_INTERPRETER_EARLY_EXITS: 41, TOOLS_POST_APPLICATIONS: 643, TOOLS_POST_TIME[ms]: 236, TOOLS_POST_CALL_APPLICATIONS: 188, TOOLS_POST_CALL_TIME[ms]: 432, TOOLS_POST_RETURN_APPLICATIONS: 181, TOOLS_POST_RETURN_TIME[ms]: 140, TOOLS_QUANTIFIERELIM_APPLICATIONS: 948, TOOLS_QUANTIFIERELIM_TIME[ms]: 594, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 1006, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 181, DOMAIN_JOIN_TIME[ms]: 84952, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3604, DOMAIN_ISSUBSETEQ_APPLICATIONS: 81, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 153, DOMAIN_ISBOTTOM_TIME[ms]: 388, LOOP_SUMMARIZER_APPLICATIONS: 80, LOOP_SUMMARIZER_CACHE_MISSES: 79, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 68146, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 68145, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 81, CALL_SUMMARIZER_APPLICATIONS: 181, CALL_SUMMARIZER_CACHE_MISSES: 14, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10972, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10967, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 62, DAG_COMPRESSION_PROCESSED_NODES: 853, DAG_COMPRESSION_RETAINED_NODES: 352 - 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 1749#(and (<= 1 ~c_dr_i~0) (<= ~p_dw_pc~0 1) (<= ~c_dr_i~0 1) (<= ~p_dw_i~0 1) (<= ~p_dw_st~0 0) (<= 1 ~p_dw_i~0) (<= ~q_free~0 1) (<= ~c_dr_pc~0 1) (<= 0 ~p_dw_st~0) (<= 0 ~p_dw_pc~0) (<= 0 ~c_dr_pc~0) (<= 1 ~q_free~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...