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/token_ring.01.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 10:35:46,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 10:35:46,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 10:35:46,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 10:35:46,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 10:35:46,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 10:35:46,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 10:35:46,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 10:35:46,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 10:35:46,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 10:35:46,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 10:35:46,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 10:35:46,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 10:35:46,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 10:35:46,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 10:35:46,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 10:35:46,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 10:35:46,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 10:35:46,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 10:35:46,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 10:35:46,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 10:35:46,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 10:35:46,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 10:35:46,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 10:35:46,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 10:35:46,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 10:35:46,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 10:35:46,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 10:35:46,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 10:35:46,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 10:35:46,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 10:35:46,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 10:35:46,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 10:35:46,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 10:35:46,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 10:35:46,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 10:35:46,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 10:35:46,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 10:35:46,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 10:35:46,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 10:35:46,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 10:35:46,392 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 10:35:46,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 10:35:46,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 10:35:46,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 10:35:46,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 10:35:46,409 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 10:35:46,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 10:35:46,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 10:35:46,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 10:35:46,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 10:35:46,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 10:35:46,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 10:35:46,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 10:35:46,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 10:35:46,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 10:35:46,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 10:35:46,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 10:35:46,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 10:35:46,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 10:35:46,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 10:35:46,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 10:35:46,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 10:35:46,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 10:35:46,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 10:35:46,413 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 10:35:46,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 10:35:46,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 10:35:46,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 10:35:46,469 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 10:35:46,470 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 10:35:46,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.01.cil-2.c [2019-09-19 10:35:46,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d576aa24/bfd964cd62a643489c86c20dab010925/FLAG42ceb8743 [2019-09-19 10:35:47,003 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 10:35:47,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.01.cil-2.c [2019-09-19 10:35:47,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d576aa24/bfd964cd62a643489c86c20dab010925/FLAG42ceb8743 [2019-09-19 10:35:47,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d576aa24/bfd964cd62a643489c86c20dab010925 [2019-09-19 10:35:47,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 10:35:47,338 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 10:35:47,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 10:35:47,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 10:35:47,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 10:35:47,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230424b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47, skipping insertion in model container [2019-09-19 10:35:47,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 10:35:47,396 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 10:35:47,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:35:47,701 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 10:35:47,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:35:47,915 INFO L192 MainTranslator]: Completed translation [2019-09-19 10:35:47,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47 WrapperNode [2019-09-19 10:35:47,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 10:35:47,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 10:35:47,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 10:35:47,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 10:35:47,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (1/1) ... [2019-09-19 10:35:47,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 10:35:47,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 10:35:47,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 10:35:47,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 10:35:47,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:47" (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 10:35:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-19 10:35:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-19 10:35:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-19 10:35:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-19 10:35:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-19 10:35:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-19 10:35:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-19 10:35:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-19 10:35:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-19 10:35:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-19 10:35:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 10:35:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 10:35:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-19 10:35:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-19 10:35:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-19 10:35:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-19 10:35:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 10:35:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-19 10:35:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-19 10:35:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-19 10:35:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-19 10:35:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 10:35:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 10:35:48,874 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 10:35:48,875 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 10:35:48,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:48 BoogieIcfgContainer [2019-09-19 10:35:48,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 10:35:48,877 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 10:35:48,877 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 10:35:48,878 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 10:35:48,879 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:48" (1/1) ... [2019-09-19 10:35:48,880 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 10:35:48,912 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 10:35:48,912 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 10:35:48,926 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 10:35:48,936 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 10:35:48,938 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 10:35:49,099 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 51 for LOIs [2019-09-19 10:35:49,188 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 48 for LOIs [2019-09-19 10:35:49,520 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2019-09-19 10:35:49,888 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2019-09-19 10:35:51,240 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2019-09-19 10:35:51,369 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:35:51,527 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:35:51,666 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 10:35:51,822 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 10:35:52,460 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-19 10:35:52,728 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 10:35:53,339 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-09-19 10:35:53,619 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 10:35:53,892 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 10:35:54,157 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 10:35:54,694 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 10:35:55,402 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:35:55,565 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:35:56,083 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:35:56,399 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:35:56,610 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-19 10:35:57,550 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 10:35:57,805 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-19 10:35:57,972 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 10:35:58,663 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 10:35:59,006 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:35:59,182 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:35:59,647 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:35:59,970 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:36:01,076 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 10:36:01,329 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 10:36:01,502 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 10:36:01,876 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-09-19 10:36:02,379 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-19 10:36:02,786 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 10:36:03,138 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-09-19 10:36:03,286 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 10:36:03,432 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 10:36:03,566 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 10:36:03,872 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2019-09-19 10:36:05,138 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 61 [2019-09-19 10:36:05,275 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-19 10:36:05,380 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 10:36:05,541 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2019-09-19 10:36:05,975 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2019-09-19 10:36:06,224 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-09-19 10:36:06,555 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-09-19 10:36:06,945 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 10:36:07,272 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-19 10:36:08,046 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2019-09-19 10:36:08,510 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2019-09-19 10:36:08,735 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-19 10:36:09,280 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2019-09-19 10:36:09,382 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 10:36:09,735 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-19 10:36:10,246 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-19 10:36:10,615 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2019-09-19 10:36:10,802 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 10:36:11,010 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-19 10:36:11,246 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-19 10:36:11,440 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-19 10:36:11,874 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2019-09-19 10:36:12,161 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 10:36:12,330 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 10:36:12,509 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2019-09-19 10:36:12,718 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2019-09-19 10:36:12,985 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2019-09-19 10:36:13,220 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2019-09-19 10:36:13,936 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-19 10:36:14,352 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2019-09-19 10:36:14,562 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-19 10:36:14,912 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-19 10:36:15,096 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 44 [2019-09-19 10:36:15,567 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2019-09-19 10:36:15,776 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2019-09-19 10:36:16,200 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 54 [2019-09-19 10:36:16,380 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:16,584 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-19 10:36:16,819 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-19 10:36:17,015 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 10:36:17,321 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2019-09-19 10:36:17,583 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-19 10:36:18,001 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 10:36:18,149 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 10:36:18,342 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:18,489 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:18,942 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:36:19,272 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:36:20,309 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 10:36:20,560 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 10:36:20,722 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 10:36:21,671 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 10:36:21,865 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:22,013 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:22,465 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:36:22,788 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:36:23,020 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-19 10:36:23,200 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-19 10:36:23,411 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-09-19 10:36:23,678 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-19 10:36:23,826 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-19 10:36:24,247 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 25 [2019-09-19 10:36:24,547 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-19 10:36:24,855 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 10:36:25,041 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 10:36:25,357 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2019-09-19 10:36:25,516 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-19 10:36:25,740 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-09-19 10:36:26,157 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-19 10:36:26,535 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 10:36:26,865 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-09-19 10:36:26,980 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 10:36:27,101 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 10:36:27,223 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 10:36:27,525 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-19 10:36:28,151 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2019-09-19 10:36:28,454 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 36 [2019-09-19 10:36:29,142 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2019-09-19 10:36:29,257 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-19 10:36:29,510 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2019-09-19 10:36:29,865 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 67 [2019-09-19 10:36:29,987 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 10:36:29,989 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 56 for LOIs [2019-09-19 10:36:30,215 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:36:30,371 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-19 10:36:30,595 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2019-09-19 10:36:30,861 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 56 [2019-09-19 10:36:31,183 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2019-09-19 10:36:31,434 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2019-09-19 10:36:31,897 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:36:32,222 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:36:32,849 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 74 [2019-09-19 10:36:33,221 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2019-09-19 10:36:33,790 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-19 10:36:34,091 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 10:36:34,275 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 10:36:34,444 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-19 10:36:34,735 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-19 10:36:35,174 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 10:36:35,365 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:35,514 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 10:36:35,964 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:36:36,286 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 53 [2019-09-19 10:36:37,387 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2019-09-19 10:36:37,651 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 10:36:37,815 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 10:36:38,057 INFO L199 IcfgInterpreter]: Interpreting procedure master with input of size 21 for LOIs [2019-09-19 10:36:38,082 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 6 for LOIs [2019-09-19 10:36:38,089 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 10:36:38,090 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 10:36:38,093 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1965#(and (= ~m_pc~0 1) (= ~m_st~0 1)) [2019-09-19 10:36:38,103 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 10:36:38,103 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 10:36:38,105 INFO L168 Benchmark]: Toolchain (without parser) took 50767.39 ms. Allocated memory was 133.2 MB in the beginning and 511.2 MB in the end (delta: 378.0 MB). Free memory was 89.3 MB in the beginning and 330.1 MB in the end (delta: -240.8 MB). Peak memory consumption was 137.2 MB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,105 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.96 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 89.1 MB in the beginning and 173.8 MB in the end (delta: -84.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,107 INFO L168 Benchmark]: Boogie Preprocessor took 69.01 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,107 INFO L168 Benchmark]: RCFGBuilder took 890.62 ms. Allocated memory is still 198.7 MB. Free memory was 171.9 MB in the beginning and 116.8 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,108 INFO L168 Benchmark]: Sifa took 49226.07 ms. Allocated memory was 198.7 MB in the beginning and 511.2 MB in the end (delta: 312.5 MB). Free memory was 116.8 MB in the beginning and 330.1 MB in the end (delta: -213.3 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB. [2019-09-19 10:36:38,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 576.96 ms. Allocated memory was 133.2 MB in the beginning and 198.7 MB in the end (delta: 65.5 MB). Free memory was 89.1 MB in the beginning and 173.8 MB in the end (delta: -84.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.01 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 890.62 ms. Allocated memory is still 198.7 MB. Free memory was 171.9 MB in the beginning and 116.8 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. * Sifa took 49226.07 ms. Allocated memory was 198.7 MB in the beginning and 511.2 MB in the end (delta: 312.5 MB). Free memory was 116.8 MB in the beginning and 330.1 MB in the end (delta: -213.3 MB). Peak memory consumption was 99.1 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]: 49181, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 966, DAG_INTERPRETER_EARLY_EXITS: 30, TOOLS_POST_APPLICATIONS: 770, TOOLS_POST_TIME[ms]: 225, TOOLS_POST_CALL_APPLICATIONS: 157, TOOLS_POST_CALL_TIME[ms]: 228, TOOLS_POST_RETURN_APPLICATIONS: 151, TOOLS_POST_RETURN_TIME[ms]: 213, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1078, TOOLS_QUANTIFIERELIM_TIME[ms]: 449, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 974, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 361, DOMAIN_JOIN_TIME[ms]: 46865, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 74, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 877, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 261, DOMAIN_ISBOTTOM_TIME[ms]: 466, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 39918, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 39918, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 151, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 45658, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 389, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 10]: 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 1965#(and (= ~m_pc~0 1) (= ~m_st~0 1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...