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/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:37:04,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:37:04,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:37:04,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:37:04,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:37:04,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:37:04,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:37:04,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:37:04,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:37:04,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:37:04,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:37:04,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:37:04,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:37:04,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:37:04,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:37:04,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:37:04,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:37:04,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:37:04,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:37:04,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:37:04,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:37:04,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:37:04,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:37:04,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:37:04,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:37:04,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:37:04,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:37:04,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:37:04,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:37:04,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:37:04,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:37:04,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:37:04,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:37:04,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:37:04,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:37:04,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:37:04,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:37:04,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:37:04,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:37:04,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:37:04,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:37:04,544 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 23:37:04,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:37:04,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:37:04,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:37:04,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:37:04,563 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:37:04,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:37:04,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:37:04,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:37:04,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:37:04,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:37:04,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:37:04,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:37:04,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:37:04,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:37:04,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:37:04,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:37:04,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:37:04,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:37:04,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:37:04,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:37:04,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:37:04,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:37:04,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:37:04,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:37:04,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:37:04,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:37:04,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:37:04,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:37:04,570 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 23:37:04,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:37:04,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:37:04,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:37:04,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:37:04,628 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:37:04,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 23:37:04,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38fc95ba/fd79fa71076748b59b17012d6c82492a/FLAG0be7b691c [2019-09-20 23:37:05,085 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:37:05,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 23:37:05,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38fc95ba/fd79fa71076748b59b17012d6c82492a/FLAG0be7b691c [2019-09-20 23:37:05,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38fc95ba/fd79fa71076748b59b17012d6c82492a [2019-09-20 23:37:05,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:37:05,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:37:05,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:37:05,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:37:05,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:37:05,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05, skipping insertion in model container [2019-09-20 23:37:05,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,136 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:37:05,167 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:37:05,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:37:05,379 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:37:05,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:37:05,527 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:37:05,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05 WrapperNode [2019-09-20 23:37:05,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:37:05,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:37:05,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:37:05,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:37:05,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (1/1) ... [2019-09-20 23:37:05,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:37:05,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:37:05,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:37:05,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:37:05,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:37:05" (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 23:37:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:37:05,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:37:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 23:37:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 23:37:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 23:37:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 23:37:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 23:37:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 23:37:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 23:37:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 23:37:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 23:37:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 23:37:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 23:37:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 23:37:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 23:37:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 23:37:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 23:37:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 23:37:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 23:37:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 23:37:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:37:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:37:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:37:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 23:37:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 23:37:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 23:37:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 23:37:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 23:37:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 23:37:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 23:37:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:37:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:37:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:37:06,407 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:37:06,407 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 23:37:06,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:37:06 BoogieIcfgContainer [2019-09-20 23:37:06,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:37:06,409 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:37:06,410 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:37:06,410 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:37:06,411 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:37:06" (1/1) ... [2019-09-20 23:37:06,412 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 23:37:06,437 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:37:06,437 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:37:06,446 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:37:06,456 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:37:06,458 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:37:06,611 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-20 23:37:06,650 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-20 23:37:07,154 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 23:37:08,232 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 23:37:08,942 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 23:37:09,342 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 23:37:09,985 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 23:37:10,533 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2019-09-20 23:37:10,639 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 23:37:11,011 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-09-20 23:37:11,116 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 23:37:11,249 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 23:37:11,376 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 23:37:12,003 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-20 23:37:12,163 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-20 23:37:12,470 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-09-20 23:37:12,617 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-09-20 23:37:13,157 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 25 [2019-09-20 23:37:13,352 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 23:37:13,545 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 28 [2019-09-20 23:37:14,563 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2019-09-20 23:37:14,841 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2019-09-20 23:37:14,941 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 44 for LOIs [2019-09-20 23:37:15,187 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2019-09-20 23:37:15,529 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 59 [2019-09-20 23:37:15,789 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 27 [2019-09-20 23:37:15,942 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 27 [2019-09-20 23:37:16,670 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-20 23:37:16,671 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 23:37:16,683 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:37:16,684 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:37:16,686 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 631#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)) [2019-09-20 23:37:16,697 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:37:16,697 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:37:16,699 INFO L168 Benchmark]: Toolchain (without parser) took 11579.59 ms. Allocated memory was 135.3 MB in the beginning and 332.9 MB in the end (delta: 197.7 MB). Free memory was 90.5 MB in the beginning and 194.5 MB in the end (delta: -104.0 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,699 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.3 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.75 ms. Allocated memory was 135.3 MB in the beginning and 203.9 MB in the end (delta: 68.7 MB). Free memory was 90.3 MB in the beginning and 179.3 MB in the end (delta: -89.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,701 INFO L168 Benchmark]: Boogie Preprocessor took 44.89 ms. Allocated memory is still 203.9 MB. Free memory was 179.3 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,702 INFO L168 Benchmark]: RCFGBuilder took 835.45 ms. Allocated memory is still 203.9 MB. Free memory was 177.0 MB in the beginning and 128.5 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,703 INFO L168 Benchmark]: Sifa took 10287.69 ms. Allocated memory was 203.9 MB in the beginning and 332.9 MB in the end (delta: 129.0 MB). Free memory was 128.5 MB in the beginning and 194.5 MB in the end (delta: -66.1 MB). Peak memory consumption was 62.9 MB. Max. memory is 7.1 GB. [2019-09-20 23:37:16,707 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 135.3 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 407.75 ms. Allocated memory was 135.3 MB in the beginning and 203.9 MB in the end (delta: 68.7 MB). Free memory was 90.3 MB in the beginning and 179.3 MB in the end (delta: -89.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.89 ms. Allocated memory is still 203.9 MB. Free memory was 179.3 MB in the beginning and 177.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 835.45 ms. Allocated memory is still 203.9 MB. Free memory was 177.0 MB in the beginning and 128.5 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. * Sifa took 10287.69 ms. Allocated memory was 203.9 MB in the beginning and 332.9 MB in the end (delta: 129.0 MB). Free memory was 128.5 MB in the beginning and 194.5 MB in the end (delta: -66.1 MB). Peak memory consumption was 62.9 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]: 10250, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 307, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 211, TOOLS_POST_TIME[ms]: 101, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 151, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_APPLICATIONS: 354, TOOLS_QUANTIFIERELIM_TIME[ms]: 244, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 315, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 114, DOMAIN_JOIN_TIME[ms]: 9335, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 259, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 76, DOMAIN_ISBOTTOM_TIME[ms]: 158, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8819, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8818, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 6765, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6764, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 389, DAG_COMPRESSION_RETAINED_NODES: 203 - 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 631#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...