java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 14:32:30,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 14:32:30,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 14:32:30,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 14:32:30,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 14:32:30,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 14:32:30,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 14:32:30,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 14:32:30,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 14:32:30,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 14:32:30,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 14:32:30,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 14:32:30,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 14:32:30,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 14:32:30,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 14:32:30,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 14:32:30,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 14:32:30,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 14:32:30,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 14:32:30,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 14:32:30,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 14:32:30,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 14:32:30,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 14:32:30,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 14:32:30,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 14:32:30,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 14:32:30,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 14:32:30,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 14:32:30,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 14:32:30,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 14:32:30,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 14:32:30,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 14:32:30,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 14:32:30,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 14:32:30,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 14:32:30,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 14:32:30,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 14:32:30,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 14:32:30,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 14:32:30,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 14:32:30,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 14:32:30,333 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 [2019-10-04 14:32:30,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 14:32:30,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 14:32:30,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 14:32:30,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 14:32:30,350 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 14:32:30,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 14:32:30,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 14:32:30,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 14:32:30,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 14:32:30,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 14:32:30,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 14:32:30,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 14:32:30,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 14:32:30,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 14:32:30,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 14:32:30,352 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 14:32:30,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 14:32:30,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 14:32:30,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 14:32:30,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 14:32:30,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 14:32:30,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 14:32:30,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 14:32:30,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 14:32:30,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 14:32:30,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 14:32:30,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 14:32:30,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 14:32:30,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 14:32:30,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 14:32:30,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 14:32:30,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 14:32:30,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 14:32:30,412 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 14:32:30,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-10-04 14:32:30,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c2ced2d/017673754335473b80c83943f066cdfe/FLAG325efb5b9 [2019-10-04 14:32:31,006 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 14:32:31,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-10-04 14:32:31,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c2ced2d/017673754335473b80c83943f066cdfe/FLAG325efb5b9 [2019-10-04 14:32:31,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c2ced2d/017673754335473b80c83943f066cdfe [2019-10-04 14:32:31,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 14:32:31,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 14:32:31,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 14:32:31,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 14:32:31,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 14:32:31,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@358a6207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31, skipping insertion in model container [2019-10-04 14:32:31,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,364 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 14:32:31,405 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 14:32:31,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 14:32:31,874 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 14:32:31,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 14:32:31,950 INFO L192 MainTranslator]: Completed translation [2019-10-04 14:32:31,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31 WrapperNode [2019-10-04 14:32:31,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 14:32:31,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 14:32:31,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 14:32:31,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 14:32:31,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:31,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:32,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (1/1) ... [2019-10-04 14:32:32,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 14:32:32,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 14:32:32,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 14:32:32,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 14:32:32,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:31" (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 [2019-10-04 14:32:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 14:32:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 14:32:32,074 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-10-04 14:32:32,075 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-04 14:32:32,076 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-04 14:32:32,077 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-04 14:32:32,078 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-04 14:32:32,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 14:32:32,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 14:32:32,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 14:32:32,078 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-10-04 14:32:32,079 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-04 14:32:32,080 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-04 14:32:32,081 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-04 14:32:32,082 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-04 14:32:32,082 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 14:32:32,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 14:32:32,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 14:32:32,999 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 14:32:33,000 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-04 14:32:33,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:32:33 BoogieIcfgContainer [2019-10-04 14:32:33,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 14:32:33,002 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 14:32:33,003 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 14:32:33,003 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 14:32:33,005 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:32:33" (1/1) ... [2019-10-04 14:32:33,005 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 14:32:33,041 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 14:32:33,044 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 14:32:33,053 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 14:32:33,063 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 14:32:33,064 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 14:32:33,333 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 73 for LOIs [2019-10-04 14:32:33,404 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 66 for LOIs [2019-10-04 14:32:35,024 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 38 for LOIs [2019-10-04 14:32:35,803 INFO L199 IcfgInterpreter]: Interpreting procedure transmit2 with input of size 21 for LOIs [2019-10-04 14:32:35,804 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 21 for LOIs [2019-10-04 14:32:35,808 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 14:32:35,809 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 14:32:35,811 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1204#(and (<= ~t2_pc~0 1) (= 1 ~t2_pc~0) (<= ~t2_st~0 1) (= ~m_i~0 1) (= ~t1_i~0 1) (<= 1 ~t2_pc~0) (<= 1 ~t2_i~0) (<= ~t1_i~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t2_st~0) (= 1 ~t2_st~0) (not (= 0 ~t2_pc~0)) (= ~t2_i~0 1) (<= ~t2_i~0 1) (<= 1 ~t1_i~0)) [2019-10-04 14:32:35,824 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 14:32:35,825 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 14:32:35,827 INFO L168 Benchmark]: Toolchain (without parser) took 4480.11 ms. Allocated memory was 131.1 MB in the beginning and 336.6 MB in the end (delta: 205.5 MB). Free memory was 85.7 MB in the beginning and 268.8 MB in the end (delta: -183.1 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-10-04 14:32:35,828 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 14:32:35,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.67 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 171.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-10-04 14:32:35,830 INFO L168 Benchmark]: Boogie Preprocessor took 60.34 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 169.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-10-04 14:32:35,832 INFO L168 Benchmark]: RCFGBuilder took 989.36 ms. Allocated memory is still 198.7 MB. Free memory was 169.2 MB in the beginning and 103.8 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. [2019-10-04 14:32:35,833 INFO L168 Benchmark]: Sifa took 2822.33 ms. Allocated memory was 198.7 MB in the beginning and 336.6 MB in the end (delta: 137.9 MB). Free memory was 103.8 MB in the beginning and 268.8 MB in the end (delta: -165.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 14:32:35,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 603.67 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 171.7 MB in the end (delta: -86.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.34 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 169.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 989.36 ms. Allocated memory is still 198.7 MB. Free memory was 169.2 MB in the beginning and 103.8 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. * Sifa took 2822.33 ms. Allocated memory was 198.7 MB in the beginning and 336.6 MB in the end (delta: 137.9 MB). Free memory was 103.8 MB in the beginning and 268.8 MB in the end (delta: -165.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2771, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 367, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 260, TOOLS_POST_TIME[ms]: 146, TOOLS_POST_CALL_APPLICATIONS: 82, TOOLS_POST_CALL_TIME[ms]: 233, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 99, TOOLS_QUANTIFIERELIM_APPLICATIONS: 419, TOOLS_QUANTIFIERELIM_TIME[ms]: 334, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 373, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 133, DOMAIN_JOIN_TIME[ms]: 1926, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 105, DOMAIN_ISBOTTOM_TIME[ms]: 170, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1629, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1628, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1352, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1351, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 245 - 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 1204#(and (<= ~t2_pc~0 1) (= 1 ~t2_pc~0) (<= ~t2_st~0 1) (= ~m_i~0 1) (= ~t1_i~0 1) (<= 1 ~t2_pc~0) (<= 1 ~t2_i~0) (<= ~t1_i~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t2_st~0) (= 1 ~t2_st~0) (not (= 0 ~t2_pc~0)) (= ~t2_i~0 1) (<= ~t2_i~0 1) (<= 1 ~t1_i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...