/usr/bin/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-fb55353 [2019-11-07 11:07:37,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 11:07:37,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 11:07:37,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 11:07:37,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 11:07:37,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 11:07:37,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 11:07:37,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 11:07:37,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 11:07:37,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 11:07:37,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 11:07:37,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 11:07:37,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 11:07:37,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 11:07:37,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 11:07:37,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 11:07:37,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 11:07:37,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 11:07:37,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 11:07:37,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 11:07:37,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 11:07:37,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 11:07:37,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 11:07:37,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 11:07:37,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 11:07:37,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 11:07:37,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 11:07:37,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 11:07:37,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 11:07:37,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 11:07:37,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 11:07:37,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 11:07:37,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 11:07:37,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 11:07:37,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 11:07:37,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 11:07:37,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 11:07:37,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 11:07:37,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 11:07:37,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 11:07:37,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 11:07:37,657 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 [2019-11-07 11:07:37,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 11:07:37,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 11:07:37,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 11:07:37,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 11:07:37,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 11:07:37,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 11:07:37,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 11:07:37,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 11:07:37,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 11:07:37,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 11:07:37,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 11:07:37,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 11:07:37,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 11:07:37,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 11:07:37,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 11:07:37,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 11:07:37,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 11:07:37,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 11:07:37,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 11:07:37,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 11:07:37,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 11:07:37,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 11:07:37,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 11:07:37,677 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 [2019-11-07 11:07:37,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 11:07:37,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 11:07:37,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 11:07:37,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 11:07:37,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 11:07:37,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-11-07 11:07:38,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eac21a9/5d39c14f3ae24870bfa6ba055dc5e970/FLAG0f5633d32 [2019-11-07 11:07:38,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 11:07:38,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-11-07 11:07:38,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eac21a9/5d39c14f3ae24870bfa6ba055dc5e970/FLAG0f5633d32 [2019-11-07 11:07:38,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09eac21a9/5d39c14f3ae24870bfa6ba055dc5e970 [2019-11-07 11:07:38,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 11:07:38,876 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 11:07:38,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 11:07:38,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 11:07:38,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 11:07:38,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:07:38" (1/1) ... [2019-11-07 11:07:38,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d5d351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:38, skipping insertion in model container [2019-11-07 11:07:38,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:07:38" (1/1) ... [2019-11-07 11:07:38,896 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 11:07:38,947 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 11:07:39,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 11:07:39,240 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 11:07:39,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 11:07:39,412 INFO L192 MainTranslator]: Completed translation [2019-11-07 11:07:39,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39 WrapperNode [2019-11-07 11:07:39,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 11:07:39,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 11:07:39,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 11:07:39,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 11:07:39,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (1/1) ... [2019-11-07 11:07:39,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 11:07:39,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 11:07:39,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 11:07:39,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 11:07:39,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:07:39" (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 [2019-11-07 11:07:39,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 11:07:39,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 11:07:39,521 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-07 11:07:39,521 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-11-07 11:07:39,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-11-07 11:07:39,522 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-11-07 11:07:39,522 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-11-07 11:07:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-11-07 11:07:39,524 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-11-07 11:07:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-11-07 11:07:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-11-07 11:07:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-11-07 11:07:39,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 11:07:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 11:07:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-11-07 11:07:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-11-07 11:07:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-11-07 11:07:39,528 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-11-07 11:07:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-11-07 11:07:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 11:07:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 11:07:39,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 11:07:40,440 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 11:07:40,440 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-07 11:07:40,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:07:40 BoogieIcfgContainer [2019-11-07 11:07:40,446 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 11:07:40,446 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 11:07:40,446 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 11:07:40,447 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 11:07:40,448 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:07:40" (1/1) ... [2019-11-07 11:07:40,449 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 [2019-11-07 11:07:40,482 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 11:07:40,483 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 11:07:40,492 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 11:07:40,499 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 11:07:40,500 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 11:07:40,567 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 59 for LOIs [2019-11-07 11:07:40,585 INFO L197 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-11-07 11:07:42,191 INFO L197 IcfgInterpreter]: Interpreting procedure eval with input of size 38 for LOIs [2019-11-07 11:07:42,816 INFO L197 IcfgInterpreter]: Interpreting procedure transmit2 with input of size 21 for LOIs [2019-11-07 11:07:42,818 INFO L197 IcfgInterpreter]: Interpreting procedure error with input of size 21 for LOIs [2019-11-07 11:07:42,818 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 11:07:42,834 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 11:07:42,834 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 11:07:42,839 INFO L168 Benchmark]: Toolchain (without parser) took 3960.60 ms. Allocated memory was 145.2 MB in the beginning and 248.0 MB in the end (delta: 102.8 MB). Free memory was 101.7 MB in the beginning and 133.0 MB in the end (delta: -31.3 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,843 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.65 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 178.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,848 INFO L168 Benchmark]: Boogie Preprocessor took 44.72 ms. Allocated memory is still 201.9 MB. Free memory was 178.1 MB in the beginning and 176.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,850 INFO L168 Benchmark]: RCFGBuilder took 987.81 ms. Allocated memory is still 201.9 MB. Free memory was 176.0 MB in the beginning and 110.2 MB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,855 INFO L168 Benchmark]: Sifa took 2388.23 ms. Allocated memory was 201.9 MB in the beginning and 248.0 MB in the end (delta: 46.1 MB). Free memory was 110.2 MB in the beginning and 133.0 MB in the end (delta: -22.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-11-07 11:07:42,866 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 533.65 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 178.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.72 ms. Allocated memory is still 201.9 MB. Free memory was 178.1 MB in the beginning and 176.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 987.81 ms. Allocated memory is still 201.9 MB. Free memory was 176.0 MB in the beginning and 110.2 MB in the end (delta: 65.8 MB). Peak memory consumption was 65.8 MB. Max. memory is 7.1 GB. * Sifa took 2388.23 ms. Allocated memory was 201.9 MB in the beginning and 248.0 MB in the end (delta: 46.1 MB). Free memory was 110.2 MB in the beginning and 133.0 MB in the end (delta: -22.7 MB). Peak memory consumption was 23.4 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]: 2338, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 87, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 196, TOOLS_POST_TIME[ms]: 95, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 166, TOOLS_POST_RETURN_APPLICATIONS: 63, TOOLS_POST_RETURN_TIME[ms]: 108, TOOLS_QUANTIFIERELIM_APPLICATIONS: 327, TOOLS_QUANTIFIERELIM_TIME[ms]: 268, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 309, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 87, DOMAIN_JOIN_TIME[ms]: 1488, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 132, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 25, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 87, DOMAIN_ISBOTTOM_TIME[ms]: 159, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1467, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1466, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 63, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1285, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1284, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 495, DAG_COMPRESSION_RETAINED_NODES: 217 - 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 984#(and (= 1 ~t2_st~0) (= 1 ~t2_pc~0) (= ~m_i~0 1) (not (= 0 ~t2_pc~0)) (= ~t1_i~0 1) (= ~t2_i~0 1) (<= 1 ~t2_i~0) (<= ~t1_i~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= ~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...