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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:25:55,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:25:55,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:25:55,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:25:55,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:25:55,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:25:55,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:25:55,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:25:55,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:25:55,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:25:55,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:25:55,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:25:55,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:25:55,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:25:55,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:25:55,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:25:55,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:25:55,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:25:55,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:25:55,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:25:55,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:25:55,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:25:55,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:25:55,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:25:55,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:25:55,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:25:55,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:25:55,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:25:55,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:25:55,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:25:55,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:25:55,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:25:55,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:25:55,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:25:55,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:25:55,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:25:55,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:25:55,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:25:55,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:25:55,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:25:55,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:25:55,467 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 14:25:55,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:25:55,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:25:55,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:25:55,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:25:55,483 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:25:55,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:25:55,483 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:25:55,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:25:55,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:25:55,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:25:55,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:25:55,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:25:55,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:25:55,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:25:55,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:25:55,485 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:25:55,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:25:55,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:25:55,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:25:55,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:25:55,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:25:55,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:25:55,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:25:55,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:25:55,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:25:55,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:25:55,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:25:55,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:25:55,488 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 -> 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 14:25:55,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:25:55,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:25:55,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:25:55,537 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:25:55,538 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:25:55,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 14:25:55,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a37fed61/d7301f81044d4fb38ac051d40604dc73/FLAGad7087a0f [2019-09-20 14:25:56,047 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:25:56,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 14:25:56,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a37fed61/d7301f81044d4fb38ac051d40604dc73/FLAGad7087a0f [2019-09-20 14:25:56,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a37fed61/d7301f81044d4fb38ac051d40604dc73 [2019-09-20 14:25:56,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:25:56,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:25:56,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:25:56,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:25:56,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:25:56,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2e65cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56, skipping insertion in model container [2019-09-20 14:25:56,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,460 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:25:56,490 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:25:56,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:25:56,750 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:25:56,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:25:56,898 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:25:56,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56 WrapperNode [2019-09-20 14:25:56,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:25:56,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:25:56,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:25:56,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:25:56,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (1/1) ... [2019-09-20 14:25:56,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:25:56,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:25:56,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:25:56,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:25:56,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:25:56" (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 14:25:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:25:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:25:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 14:25:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 14:25:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 14:25:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 14:25:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 14:25:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 14:25:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 14:25:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 14:25:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 14:25:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 14:25:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 14:25:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 14:25:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 14:25:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:25:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:25:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:25:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 14:25:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 14:25:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 14:25:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 14:25:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 14:25:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:25:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:25:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:25:57,732 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:25:57,732 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 14:25:57,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:25:57 BoogieIcfgContainer [2019-09-20 14:25:57,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:25:57,735 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:25:57,735 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:25:57,735 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:25:57,736 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:25:57" (1/1) ... [2019-09-20 14:25:57,737 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:25:57,768 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:25:57,768 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:25:57,781 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:25:57,792 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:25:57,793 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:25:57,912 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-20 14:25:57,957 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-20 14:25:58,508 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 14:25:59,626 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 14:26:00,222 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 14:26:00,583 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 14:26:01,413 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 14:26:01,863 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2019-09-20 14:26:02,310 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-09-20 14:26:02,534 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 14:26:02,669 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 14:26:03,072 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2019-09-20 14:26:03,354 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-20 14:26:03,522 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-20 14:26:03,832 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-09-20 14:26:03,972 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-09-20 14:26:04,675 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 14:26:04,872 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 14:26:05,935 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 46 [2019-09-20 14:26:06,102 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 38 for LOIs [2019-09-20 14:26:06,294 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 54 [2019-09-20 14:26:06,624 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 58 [2019-09-20 14:26:07,729 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-20 14:26:07,730 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 14:26:07,762 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:26:07,762 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:26:07,765 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 677#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)) [2019-09-20 14:26:07,787 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:26:07,787 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:26:07,789 INFO L168 Benchmark]: Toolchain (without parser) took 11342.15 ms. Allocated memory was 130.5 MB in the beginning and 386.4 MB in the end (delta: 255.9 MB). Free memory was 85.3 MB in the beginning and 166.8 MB in the end (delta: -81.5 MB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,790 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.37 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 173.1 MB in the end (delta: -88.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,793 INFO L168 Benchmark]: Boogie Preprocessor took 39.13 ms. Allocated memory is still 198.2 MB. Free memory was 173.1 MB in the beginning and 170.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,801 INFO L168 Benchmark]: RCFGBuilder took 795.84 ms. Allocated memory is still 198.2 MB. Free memory was 170.6 MB in the beginning and 122.6 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,803 INFO L168 Benchmark]: Sifa took 10052.62 ms. Allocated memory was 198.2 MB in the beginning and 386.4 MB in the end (delta: 188.2 MB). Free memory was 121.9 MB in the beginning and 166.8 MB in the end (delta: -44.9 MB). Peak memory consumption was 143.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:26:07,814 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 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 451.37 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.1 MB in the beginning and 173.1 MB in the end (delta: -88.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.13 ms. Allocated memory is still 198.2 MB. Free memory was 173.1 MB in the beginning and 170.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 795.84 ms. Allocated memory is still 198.2 MB. Free memory was 170.6 MB in the beginning and 122.6 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 7.1 GB. * Sifa took 10052.62 ms. Allocated memory was 198.2 MB in the beginning and 386.4 MB in the end (delta: 188.2 MB). Free memory was 121.9 MB in the beginning and 166.8 MB in the end (delta: -44.9 MB). Peak memory consumption was 143.4 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]: 9997, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 325, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 219, TOOLS_POST_TIME[ms]: 104, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 161, TOOLS_POST_RETURN_APPLICATIONS: 79, TOOLS_POST_RETURN_TIME[ms]: 107, TOOLS_QUANTIFIERELIM_APPLICATIONS: 382, TOOLS_QUANTIFIERELIM_TIME[ms]: 274, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 334, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 116, DOMAIN_JOIN_TIME[ms]: 8848, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 9, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 430, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 77, DOMAIN_ISBOTTOM_TIME[ms]: 162, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8576, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8575, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 79, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 6776, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6775, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 389, DAG_COMPRESSION_RETAINED_NODES: 203 - UnprovableResult [Line: 11]: 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 677#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...