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_QUICK -i ../../../trunk/examples/svcomp/systemc/transmitter.03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:39:16,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:39:16,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:39:16,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:39:16,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:39:16,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:39:16,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:39:16,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:39:16,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:39:16,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:39:16,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:39:16,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:39:16,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:39:16,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:39:16,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:39:16,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:39:16,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:39:16,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:39:16,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:39:16,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:39:16,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:39:16,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:39:16,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:39:16,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:39:16,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:39:16,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:39:16,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:39:16,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:39:16,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:39:16,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:39:16,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:39:16,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:39:16,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:39:16,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:39:16,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:39:16,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:39:16,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:39:16,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:39:16,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:39:16,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:39:16,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:39:16,469 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 [2019-09-21 08:39:16,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:39:16,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:39:16,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:39:16,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:39:16,485 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:39:16,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:39:16,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:39:16,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:39:16,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:39:16,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:39:16,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:39:16,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:39:16,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:39:16,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:39:16,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:39:16,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:39:16,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:39:16,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:39:16,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:39:16,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:39:16,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:39:16,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:39:16,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:39:16,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:39:16,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:39:16,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:39:16,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:39:16,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:39:16,490 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_QUICK [2019-09-21 08:39:16,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:39:16,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:39:16,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:39:16,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:39:16,553 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:39:16,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-21 08:39:16,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519883cab/e533fe8d9d964b4abfae42578aca4aa5/FLAGb33fc06d4 [2019-09-21 08:39:17,081 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:39:17,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-21 08:39:17,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519883cab/e533fe8d9d964b4abfae42578aca4aa5/FLAGb33fc06d4 [2019-09-21 08:39:17,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519883cab/e533fe8d9d964b4abfae42578aca4aa5 [2019-09-21 08:39:17,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:39:17,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:39:17,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:17,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:39:17,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:39:17,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e017a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17, skipping insertion in model container [2019-09-21 08:39:17,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,413 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:39:17,455 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:39:17,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:17,696 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:39:17,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:17,862 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:39:17,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17 WrapperNode [2019-09-21 08:39:17,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:17,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:39:17,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:39:17,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:39:17,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (1/1) ... [2019-09-21 08:39:17,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:39:17,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:39:17,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:39:17,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:39:17,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:17" (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 [2019-09-21 08:39:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-21 08:39:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-21 08:39:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-21 08:39:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-21 08:39:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-21 08:39:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-21 08:39:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-21 08:39:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-21 08:39:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-21 08:39:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-21 08:39:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-21 08:39:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-21 08:39:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-21 08:39:17,986 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:39:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:39:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:39:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-21 08:39:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-21 08:39:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-21 08:39:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-21 08:39:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-21 08:39:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:39:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:39:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:39:19,126 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:39:19,127 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-21 08:39:19,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:19 BoogieIcfgContainer [2019-09-21 08:39:19,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:39:19,129 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:39:19,130 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:39:19,130 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:39:19,131 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:19" (1/1) ... [2019-09-21 08:39:19,132 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:39:19,167 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:39:19,168 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:39:19,185 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:39:19,198 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:39:19,200 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:39:19,396 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 79 for LOIs [2019-09-21 08:39:19,425 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 72 for LOIs [2019-09-21 08:39:19,575 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-09-21 08:39:20,559 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:39:20,952 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:39:20,967 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:39:21,358 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:39:21,369 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:39:21,407 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 34 for LOIs [2019-09-21 08:39:21,825 INFO L199 IcfgInterpreter]: Interpreting procedure transmit3 with input of size 9 for LOIs [2019-09-21 08:39:21,826 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-21 08:39:21,828 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:39:21,828 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:39:21,836 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1826#(and (not (= 0 ~t3_pc~0)) (= 1 ~t3_pc~0) (= 1 ~t3_st~0)) [2019-09-21 08:39:21,856 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:39:21,856 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:39:21,859 INFO L168 Benchmark]: Toolchain (without parser) took 4460.73 ms. Allocated memory was 137.9 MB in the beginning and 269.5 MB in the end (delta: 131.6 MB). Free memory was 85.5 MB in the beginning and 86.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 130.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,862 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.84 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 85.3 MB in the beginning and 173.7 MB in the end (delta: -88.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,864 INFO L168 Benchmark]: Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.2 MB. Free memory was 173.7 MB in the beginning and 171.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,865 INFO L168 Benchmark]: RCFGBuilder took 1198.13 ms. Allocated memory is still 199.2 MB. Free memory was 171.7 MB in the beginning and 86.0 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,871 INFO L168 Benchmark]: Sifa took 2726.83 ms. Allocated memory was 199.2 MB in the beginning and 269.5 MB in the end (delta: 70.3 MB). Free memory was 86.0 MB in the beginning and 86.9 MB in the end (delta: -896.1 kB). Peak memory consumption was 69.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:39:21,882 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 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 464.84 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 85.3 MB in the beginning and 173.7 MB in the end (delta: -88.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.06 ms. Allocated memory is still 199.2 MB. Free memory was 173.7 MB in the beginning and 171.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1198.13 ms. Allocated memory is still 199.2 MB. Free memory was 171.7 MB in the beginning and 86.0 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * Sifa took 2726.83 ms. Allocated memory was 199.2 MB in the beginning and 269.5 MB in the end (delta: 70.3 MB). Free memory was 86.0 MB in the beginning and 86.9 MB in the end (delta: -896.1 kB). Peak memory consumption was 69.4 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]: 2674, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 424, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 302, TOOLS_POST_TIME[ms]: 122, TOOLS_POST_CALL_APPLICATIONS: 87, TOOLS_POST_CALL_TIME[ms]: 203, TOOLS_POST_RETURN_APPLICATIONS: 82, TOOLS_POST_RETURN_TIME[ms]: 129, TOOLS_QUANTIFIERELIM_APPLICATIONS: 469, TOOLS_QUANTIFIERELIM_TIME[ms]: 328, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 432, FLUID_YES_ANSWERS: 7, DOMAIN_JOIN_APPLICATIONS: 184, DOMAIN_JOIN_TIME[ms]: 971, DOMAIN_ALPHA_APPLICATIONS: 7, DOMAIN_ALPHA_TIME[ms]: 843, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 142, DOMAIN_ISBOTTOM_TIME[ms]: 165, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 887, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 887, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 82, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1030, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1028, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 58, DAG_COMPRESSION_PROCESSED_NODES: 555, DAG_COMPRESSION_RETAINED_NODES: 282 - 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 1826#(and (not (= 0 ~t3_pc~0)) (= 1 ~t3_pc~0) (= 1 ~t3_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...