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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/token_ring.02.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:26:52,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:26:52,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:26:52,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:26:52,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:26:52,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:26:52,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:26:52,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:26:52,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:26:52,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:26:52,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:26:52,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:26:52,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:26:52,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:26:52,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:26:52,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:26:52,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:26:52,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:26:52,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:26:52,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:26:52,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:26:52,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:26:52,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:26:52,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:26:52,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:26:52,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:26:52,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:26:52,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:26:52,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:26:52,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:26:52,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:26:52,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:26:52,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:26:52,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:26:52,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:26:52,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:26:52,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:26:52,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:26:52,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:26:52,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:26:52,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:26:52,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 00:26:52,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:26:52,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:26:52,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:26:52,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:26:52,483 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:26:52,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:26:52,483 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:26:52,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:26:52,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:26:52,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:26:52,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:26:52,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:26:52,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:26:52,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:26:52,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:26:52,485 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:26:52,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:26:52,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:26:52,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:26:52,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:26:52,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:26:52,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:26:52,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:26:52,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:26:52,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:26:52,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:26:52,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:26:52,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:26:52,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:26:52,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:26:52,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:26:52,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:26:52,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:26:52,535 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:26:52,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.02.cil-1.c [2019-09-20 00:26:52,611 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d571e2e2c/6552aabafff74815850484525857379f/FLAG8a1b29b2c [2019-09-20 00:26:53,108 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:26:53,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.02.cil-1.c [2019-09-20 00:26:53,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d571e2e2c/6552aabafff74815850484525857379f/FLAG8a1b29b2c [2019-09-20 00:26:53,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d571e2e2c/6552aabafff74815850484525857379f [2019-09-20 00:26:53,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:26:53,471 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:26:53,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:26:53,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:26:53,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:26:53,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ec9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53, skipping insertion in model container [2019-09-20 00:26:53,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,485 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:26:53,524 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:26:53,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:26:53,840 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:26:53,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:26:53,905 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:26:53,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53 WrapperNode [2019-09-20 00:26:53,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:26:53,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:26:53,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:26:53,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:26:53,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... [2019-09-20 00:26:53,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:26:53,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:26:53,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:26:53,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:26:53,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:26:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:26:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:26:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:26:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 00:26:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 00:26:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 00:26:54,020 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 00:26:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 00:26:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 00:26:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 00:26:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 00:26:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 00:26:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 00:26:54,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:26:54,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 00:26:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 00:26:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 00:26:54,026 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 00:26:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 00:26:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 00:26:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:26:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:26:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:26:54,967 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:26:54,967 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:26:54,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:26:54 BoogieIcfgContainer [2019-09-20 00:26:54,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:26:54,969 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:26:54,969 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:26:54,969 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:26:54,970 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:26:54" (1/1) ... [2019-09-20 00:26:54,971 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 00:26:54,992 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:26:54,993 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:26:55,002 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:26:55,011 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:26:55,013 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:26:55,185 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 71 for LOIs [2019-09-20 00:26:55,238 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 66 for LOIs [2019-09-20 00:26:55,897 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2019-09-20 00:26:56,643 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:26:56,827 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:26:57,004 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:26:57,197 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:26:57,874 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 44 [2019-09-20 00:26:58,052 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 44 [2019-09-20 00:26:58,763 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 00:26:59,032 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:26:59,165 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:26:59,386 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:26:59,570 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:26:59,742 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:00,294 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:00,452 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:00,811 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:00,951 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:01,105 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:01,287 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:01,479 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:02,018 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:02,178 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:02,495 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:02,627 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:02,802 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:02,983 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:03,154 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:03,829 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 00:27:04,102 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:27:04,227 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:04,415 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:04,608 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:04,781 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:05,333 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:05,522 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:05,861 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:05,989 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:06,165 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:06,350 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:06,520 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:07,033 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:07,193 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:07,509 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:07,636 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:07,809 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:07,992 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:08,164 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:09,123 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2019-09-20 00:27:09,298 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 00:27:09,413 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2019-09-20 00:27:09,729 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:09,910 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:10,092 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:10,610 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 44 [2019-09-20 00:27:10,789 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 44 [2019-09-20 00:27:11,291 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 00:27:11,551 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:27:11,684 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:11,913 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:12,159 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:12,390 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:12,517 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 23 [2019-09-20 00:27:12,665 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 23 [2019-09-20 00:27:13,400 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:13,700 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:13,880 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:14,064 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:14,726 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:15,045 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:15,172 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:15,347 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:15,530 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:15,702 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:16,358 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 00:27:16,621 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:27:16,742 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:16,931 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:17,115 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:17,283 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:17,793 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:17,958 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:18,303 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:18,426 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:18,627 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:18,818 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:19,005 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:19,520 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:19,680 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:19,871 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 00:27:20,286 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:20,480 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:20,651 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:21,405 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-09-20 00:27:21,548 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 00:27:22,111 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 92 [2019-09-20 00:27:22,343 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 00:27:22,873 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2019-09-20 00:27:23,128 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 00:27:23,132 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 69 for LOIs [2019-09-20 00:27:23,496 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2019-09-20 00:27:23,656 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 00:27:24,072 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 99 [2019-09-20 00:27:24,263 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 00:27:24,674 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 99 [2019-09-20 00:27:24,862 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 00:27:25,312 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 98 [2019-09-20 00:27:25,833 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 101 [2019-09-20 00:27:26,360 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 101 [2019-09-20 00:27:26,542 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2019-09-20 00:27:26,662 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:26,838 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:27,018 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:27,188 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:27,726 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 44 [2019-09-20 00:27:28,140 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-20 00:27:28,408 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2019-09-20 00:27:28,527 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:28,701 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:28,901 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:29,073 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:29,578 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:29,738 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:30,073 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:30,198 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:30,379 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:30,560 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:30,730 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:31,263 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:31,421 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2019-09-20 00:27:31,731 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-20 00:27:31,852 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 00:27:32,027 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:32,207 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2019-09-20 00:27:32,378 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2019-09-20 00:27:32,760 INFO L199 IcfgInterpreter]: Interpreting procedure master with input of size 24 for LOIs [2019-09-20 00:27:32,761 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 15 for LOIs [2019-09-20 00:27:32,777 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:27:32,777 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:27:32,780 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1756#(and (= ~m_pc~0 1) (= ~m_st~0 1) (not (= (+ ~local~0 2) ~token~0))) [2019-09-20 00:27:32,796 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:27:32,796 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:27:32,802 INFO L168 Benchmark]: Toolchain (without parser) took 39327.27 ms. Allocated memory was 134.2 MB in the beginning and 500.7 MB in the end (delta: 366.5 MB). Free memory was 90.2 MB in the beginning and 206.0 MB in the end (delta: -115.7 MB). Peak memory consumption was 250.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,803 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.06 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 90.0 MB in the beginning and 173.8 MB in the end (delta: -83.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,805 INFO L168 Benchmark]: Boogie Preprocessor took 51.06 ms. Allocated memory is still 200.3 MB. Free memory was 173.8 MB in the beginning and 172.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,805 INFO L168 Benchmark]: RCFGBuilder took 1004.76 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 102.1 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,806 INFO L168 Benchmark]: Sifa took 37827.55 ms. Allocated memory was 200.3 MB in the beginning and 500.7 MB in the end (delta: 300.4 MB). Free memory was 102.1 MB in the beginning and 206.0 MB in the end (delta: -103.9 MB). Peak memory consumption was 196.5 MB. Max. memory is 7.1 GB. [2019-09-20 00:27:32,812 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 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 434.06 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 90.0 MB in the beginning and 173.8 MB in the end (delta: -83.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.06 ms. Allocated memory is still 200.3 MB. Free memory was 173.8 MB in the beginning and 172.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1004.76 ms. Allocated memory is still 200.3 MB. Free memory was 172.0 MB in the beginning and 102.1 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 7.1 GB. * Sifa took 37827.55 ms. Allocated memory was 200.3 MB in the beginning and 500.7 MB in the end (delta: 300.4 MB). Free memory was 102.1 MB in the beginning and 206.0 MB in the end (delta: -103.9 MB). Peak memory consumption was 196.5 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]: 37787, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 839, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 606, TOOLS_POST_TIME[ms]: 206, TOOLS_POST_CALL_APPLICATIONS: 158, TOOLS_POST_CALL_TIME[ms]: 265, TOOLS_POST_RETURN_APPLICATIONS: 153, TOOLS_POST_RETURN_TIME[ms]: 169, TOOLS_QUANTIFIERELIM_APPLICATIONS: 917, TOOLS_QUANTIFIERELIM_TIME[ms]: 454, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 22, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 869, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 342, DOMAIN_JOIN_TIME[ms]: 36279, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 228, DOMAIN_ISSUBSETEQ_APPLICATIONS: 30, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 250, DOMAIN_ISBOTTOM_TIME[ms]: 445, LOOP_SUMMARIZER_APPLICATIONS: 24, LOOP_SUMMARIZER_CACHE_MISSES: 24, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 33229, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33228, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 30, CALL_SUMMARIZER_APPLICATIONS: 153, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 25296, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25295, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 503, DAG_COMPRESSION_RETAINED_NODES: 273 - UnprovableResult [Line: 10]: 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 1756#(and (= ~m_pc~0 1) (= ~m_st~0 1) (not (= (+ ~local~0 2) ~token~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...