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-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:43:20,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:43:20,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:43:20,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:43:20,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:43:20,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:43:20,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:43:20,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:43:20,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:43:20,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:43:20,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:43:20,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:43:20,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:43:20,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:43:20,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:43:20,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:43:20,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:43:20,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:43:20,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:43:20,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:43:20,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:43:20,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:43:20,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:43:20,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:43:20,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:43:20,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:43:20,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:43:20,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:43:20,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:43:20,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:43:20,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:43:20,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:43:20,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:43:20,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:43:20,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:43:20,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:43:20,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:43:20,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:43:20,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:43:20,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:43:20,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:43:20,629 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 [2019-09-20 17:43:20,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:43:20,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:43:20,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:43:20,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:43:20,646 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:43:20,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:43:20,647 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:43:20,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:43:20,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:43:20,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:43:20,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:43:20,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:43:20,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:43:20,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:43:20,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:43:20,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:43:20,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:43:20,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:43:20,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:43:20,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:43:20,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:43:20,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:43:20,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:43:20,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:43:20,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:43:20,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:43:20,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:43:20,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:43:20,652 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 [2019-09-20 17:43:20,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:43:20,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:43:20,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:43:20,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:43:20,726 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:43:20,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2019-09-20 17:43:20,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c51c22487/946580f8c56e474dbf29d9a3a0fb031d/FLAG49acf7881 [2019-09-20 17:43:21,289 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:43:21,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-2.c [2019-09-20 17:43:21,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c51c22487/946580f8c56e474dbf29d9a3a0fb031d/FLAG49acf7881 [2019-09-20 17:43:21,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c51c22487/946580f8c56e474dbf29d9a3a0fb031d [2019-09-20 17:43:21,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:43:21,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:43:21,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:21,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:43:21,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:43:21,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:21" (1/1) ... [2019-09-20 17:43:21,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45126d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:21, skipping insertion in model container [2019-09-20 17:43:21,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:21" (1/1) ... [2019-09-20 17:43:21,670 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:43:21,704 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:43:21,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:21,945 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:43:22,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:22,087 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:43:22,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22 WrapperNode [2019-09-20 17:43:22,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:22,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:43:22,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:43:22,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:43:22,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:43:22,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:43:22,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:43:22,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:43:22,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:22" (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 [2019-09-20 17:43:22,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:43:22,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:43:22,201 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 17:43:22,201 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-20 17:43:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-20 17:43:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-20 17:43:22,203 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-20 17:43:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-20 17:43:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 17:43:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 17:43:22,204 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 17:43:22,205 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 17:43:22,205 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 17:43:22,205 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 17:43:22,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:43:22,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:43:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:43:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 17:43:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-20 17:43:22,208 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-20 17:43:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-20 17:43:22,209 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 17:43:22,210 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 17:43:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:43:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:43:22,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:43:22,822 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:43:22,823 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:43:22,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:22 BoogieIcfgContainer [2019-09-20 17:43:22,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:43:22,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:43:22,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:43:22,827 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:43:22,828 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:22" (1/1) ... [2019-09-20 17:43:22,829 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 [2019-09-20 17:43:22,869 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:43:22,870 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:43:22,881 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:43:22,888 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:43:22,889 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:43:23,379 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2019-09-20 17:43:23,404 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 66 for LOIs [2019-09-20 17:43:23,636 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 65 for LOIs [2019-09-20 17:43:25,528 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-20 17:43:25,792 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:43:25,898 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-20 17:43:26,169 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:43:26,283 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-20 17:43:26,510 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:43:26,615 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2019-09-20 17:43:26,856 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:43:26,967 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2019-09-20 17:43:27,192 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2019-09-20 17:43:29,313 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 17:43:29,521 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-20 17:43:29,920 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 17:43:30,114 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-20 17:43:30,228 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2019-09-20 17:43:30,509 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-20 17:43:30,743 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-20 17:43:30,995 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2019-09-20 17:43:31,696 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:31,887 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:32,006 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2019-09-20 17:43:32,312 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:32,517 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:32,631 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2019-09-20 17:43:32,925 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2019-09-20 17:43:33,157 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 17:43:33,346 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2019-09-20 17:43:33,601 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 17:43:34,078 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:34,272 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:34,386 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2019-09-20 17:43:34,940 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-20 17:43:35,228 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 17:43:35,425 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-20 17:43:35,798 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2019-09-20 17:43:36,303 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-20 17:43:36,534 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-20 17:43:36,713 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2019-09-20 17:43:37,394 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:37,584 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:38,006 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:38,185 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:38,567 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2019-09-20 17:43:38,807 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 17:43:38,998 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2019-09-20 17:43:39,244 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 17:43:39,729 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2019-09-20 17:43:39,975 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2019-09-20 17:43:40,118 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2019-09-20 17:43:40,933 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2019-09-20 17:43:41,201 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2019-09-20 17:43:41,492 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-20 17:43:41,686 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-20 17:43:42,033 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-20 17:43:42,248 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-20 17:43:42,493 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2019-09-20 17:43:43,220 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:43,442 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:43,827 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2019-09-20 17:43:43,988 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 17:43:44,361 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2019-09-20 17:43:44,593 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 17:43:44,780 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2019-09-20 17:43:45,026 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 17:43:45,391 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-20 17:43:45,517 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-20 17:43:45,713 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 17:43:45,927 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 37 [2019-09-20 17:43:46,095 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:43:46,703 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-09-20 17:43:47,455 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2019-09-20 17:43:47,615 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:43:47,983 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 37 [2019-09-20 17:43:48,154 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-20 17:43:48,504 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-20 17:43:48,715 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2019-09-20 17:43:48,895 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-09-20 17:43:49,125 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2019-09-20 17:43:49,856 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2019-09-20 17:43:50,139 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:43:50,549 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 78 [2019-09-20 17:43:50,553 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 73 for LOIs [2019-09-20 17:43:51,051 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 76 [2019-09-20 17:43:51,180 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:43:51,386 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:43:51,788 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2019-09-20 17:43:52,623 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 93 [2019-09-20 17:43:52,957 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:43:53,471 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 17:43:54,217 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2019-09-20 17:43:54,923 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2019-09-20 17:43:55,284 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:43:55,794 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 17:43:56,529 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2019-09-20 17:43:57,743 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 105 DAG size of output: 105 [2019-09-20 17:43:58,312 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 17:43:58,453 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:43:59,546 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2019-09-20 17:44:00,697 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 105 DAG size of output: 105 [2019-09-20 17:44:01,273 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 17:44:01,406 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-20 17:44:02,523 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2019-09-20 17:44:03,563 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 131 DAG size of output: 112 [2019-09-20 17:44:03,997 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:44:04,140 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 77