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 IntervalDomain -i ../../../trunk/examples/svcomp/systemc/transmitter.04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:39:37,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:39:37,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:39:37,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:39:37,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:39:37,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:39:37,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:39:37,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:39:37,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:39:37,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:39:37,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:39:37,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:39:37,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:39:37,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:39:37,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:39:37,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:39:37,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:39:37,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:39:37,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:39:37,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:39:37,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:39:37,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:39:37,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:39:37,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:39:37,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:39:37,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:39:37,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:39:37,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:39:37,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:39:37,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:39:37,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:39:37,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:39:37,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:39:37,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:39:37,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:39:37,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:39:37,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:39:37,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:39:37,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:39:37,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:39:37,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:39:37,480 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 [2019-09-06 11:39:37,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:39:37,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:39:37,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:39:37,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:39:37,507 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:39:37,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:39:37,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:39:37,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:39:37,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:39:37,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:39:37,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:39:37,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:39:37,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:39:37,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:39:37,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:39:37,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:39:37,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:39:37,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:39:37,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:39:37,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:39:37,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:39:37,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:39:37,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:39:37,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:39:37,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:39:37,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:39:37,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:39:37,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:39:37,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:39:37,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:39:37,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:39:37,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:39:37,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:39:37,595 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:39:37,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.04.cil.c [2019-09-06 11:39:37,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832f1575/e5b89e3147944d28b315970a9211ccf7/FLAGed6caa321 [2019-09-06 11:39:38,090 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:39:38,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.04.cil.c [2019-09-06 11:39:38,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832f1575/e5b89e3147944d28b315970a9211ccf7/FLAGed6caa321 [2019-09-06 11:39:38,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0832f1575/e5b89e3147944d28b315970a9211ccf7 [2019-09-06 11:39:38,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:39:38,460 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:39:38,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:39:38,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:39:38,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:39:38,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cccf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38, skipping insertion in model container [2019-09-06 11:39:38,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,474 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:39:38,518 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:39:38,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:39:38,749 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:39:38,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:39:38,921 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:39:38,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38 WrapperNode [2019-09-06 11:39:38,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:39:38,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:39:38,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:39:38,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:39:38,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (1/1) ... [2019-09-06 11:39:38,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:39:38,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:39:38,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:39:38,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:39:38,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:39:38" (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 [2019-09-06 11:39:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:39:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:39:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-06 11:39:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-06 11:39:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-06 11:39:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-06 11:39:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-06 11:39:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2019-09-06 11:39:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-06 11:39:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-06 11:39:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-06 11:39:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-06 11:39:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-06 11:39:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-06 11:39:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-06 11:39:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:39:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:39:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:39:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-06 11:39:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-06 11:39:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-06 11:39:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-06 11:39:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:39:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:39:39,722 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:39:39,723 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-06 11:39:39,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:39:39 BoogieIcfgContainer [2019-09-06 11:39:39,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:39:39,729 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:39:39,729 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:39:39,729 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:39:39,730 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:39:39" (1/1) ... [2019-09-06 11:39:39,731 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:39:39,755 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:39:39,756 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:39:39,765 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:39:39,774 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:39:39,775 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:39:39,914 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 123 for LOIs [2019-09-06 11:39:39,979 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 114 for LOIs [2019-09-06 11:39:43,912 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 107 for LOIs [2019-09-06 11:39:44,627 INFO L199 IcfgInterpreter]: Interpreting procedure transmit4 with input of size 70 for LOIs [2019-09-06 11:39:44,629 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 69 for LOIs [2019-09-06 11:39:44,630 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:39:44,631 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:39:44,634 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1947#(and (<= 0 ~t1_st~0) (<= 2 ~T4_E~0) (<= 2 ~E_3~0) (<= ~t4_st~0 1) (<= 2 ~T2_E~0) (<= ~t1_i~0 1) (<= ~t3_i~0 1) (<= ~m_i~0 1) (<= ~E_4~0 2) (<= ~t4_i~0 1) (<= ~E_1~0 2) (<= 2 ~E_2~0) (<= 0 ~t2_pc~0) (<= 0 ~t1_pc~0) (<= ~t4_pc~0 1) (<= 2 ~E_1~0) (<= 0 ~t3_pc~0) (<= ~t2_i~0 1) (<= ~E_2~0 2) (<= ~T1_E~0 2) (<= 0 ~m_pc~0) (<= ~T3_E~0 2) (<= 2 ~E_4~0) (<= ~M_E~0 2) (<= 0 ~t3_st~0) (<= 1 ~t2_i~0) (<= ~E_3~0 2) (<= 1 ~t4_st~0) (<= 0 ~m_st~0) (<= 1 ~t4_pc~0) (<= 1 ~m_i~0) (<= 1 ~t3_i~0) (<= 2 ~T1_E~0) (<= 1 ~t4_i~0) (<= ~T4_E~0 2) (<= 2 ~M_E~0) (<= 2 ~T3_E~0) (<= ~T2_E~0 2) (<= 0 ~t2_st~0) (<= 1 ~t1_i~0)) [2019-09-06 11:39:44,648 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:39:44,648 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:39:44,652 INFO L168 Benchmark]: Toolchain (without parser) took 6189.63 ms. Allocated memory was 141.6 MB in the beginning and 350.7 MB in the end (delta: 209.2 MB). Free memory was 88.9 MB in the beginning and 200.6 MB in the end (delta: -111.7 MB). Peak memory consumption was 97.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,653 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.59 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 88.7 MB in the beginning and 175.6 MB in the end (delta: -86.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,656 INFO L168 Benchmark]: Boogie Preprocessor took 57.44 ms. Allocated memory is still 201.3 MB. Free memory was 175.6 MB in the beginning and 173.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,657 INFO L168 Benchmark]: RCFGBuilder took 748.60 ms. Allocated memory is still 201.3 MB. Free memory was 172.6 MB in the beginning and 125.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,663 INFO L168 Benchmark]: Sifa took 4920.03 ms. Allocated memory was 201.3 MB in the beginning and 350.7 MB in the end (delta: 149.4 MB). Free memory was 125.4 MB in the beginning and 200.6 MB in the end (delta: -75.3 MB). Peak memory consumption was 74.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:39:44,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 107.6 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 460.59 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 88.7 MB in the beginning and 175.6 MB in the end (delta: -86.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.44 ms. Allocated memory is still 201.3 MB. Free memory was 175.6 MB in the beginning and 173.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 748.60 ms. Allocated memory is still 201.3 MB. Free memory was 172.6 MB in the beginning and 125.4 MB in the end (delta: 47.3 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. * Sifa took 4920.03 ms. Allocated memory was 201.3 MB in the beginning and 350.7 MB in the end (delta: 149.4 MB). Free memory was 125.4 MB in the beginning and 200.6 MB in the end (delta: -75.3 MB). Peak memory consumption was 74.2 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]: 4879, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1340, DAG_INTERPRETER_EARLY_EXITS: 23, TOOLS_POST_APPLICATIONS: 1052, TOOLS_POST_TIME[ms]: 546, TOOLS_POST_CALL_APPLICATIONS: 160, TOOLS_POST_CALL_TIME[ms]: 559, TOOLS_POST_RETURN_APPLICATIONS: 155, TOOLS_POST_RETURN_TIME[ms]: 617, TOOLS_QUANTIFIERELIM_TIME[ms]: 1282, FLUID_QUERY_TIME[ms]: 36, FLUID_QUERIES: 1351, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 501, DOMAIN_JOIN_TIME[ms]: 947, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 22, DOMAIN_ISSUBSETEQ_APPLICATIONS: 365, DOMAIN_ISSUBSETEQ_TIME[ms]: 834, DOMAIN_ISBOTTOM_APPLICATIONS: 438, DOMAIN_ISBOTTOM_TIME[ms]: 1059, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2910, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2909, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 155, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3764, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 54, DAG_COMPRESSION_PROCESSED_NODES: 981, DAG_COMPRESSION_RETAINED_NODES: 537 - 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 1947#(and (<= 0 ~t1_st~0) (<= 2 ~T4_E~0) (<= 2 ~E_3~0) (<= ~t4_st~0 1) (<= 2 ~T2_E~0) (<= ~t1_i~0 1) (<= ~t3_i~0 1) (<= ~m_i~0 1) (<= ~E_4~0 2) (<= ~t4_i~0 1) (<= ~E_1~0 2) (<= 2 ~E_2~0) (<= 0 ~t2_pc~0) (<= 0 ~t1_pc~0) (<= ~t4_pc~0 1) (<= 2 ~E_1~0) (<= 0 ~t3_pc~0) (<= ~t2_i~0 1) (<= ~E_2~0 2) (<= ~T1_E~0 2) (<= 0 ~m_pc~0) (<= ~T3_E~0 2) (<= 2 ~E_4~0) (<= ~M_E~0 2) (<= 0 ~t3_st~0) (<= 1 ~t2_i~0) (<= ~E_3~0 2) (<= 1 ~t4_st~0) (<= 0 ~m_st~0) (<= 1 ~t4_pc~0) (<= 1 ~m_i~0) (<= 1 ~t3_i~0) (<= 2 ~T1_E~0) (<= 1 ~t4_i~0) (<= ~T4_E~0 2) (<= 2 ~M_E~0) (<= 2 ~T3_E~0) (<= ~T2_E~0 2) (<= 0 ~t2_st~0) (<= 1 ~t1_i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...