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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/stateful_check.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 21:28:16,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 21:28:16,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 21:28:16,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 21:28:16,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 21:28:16,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 21:28:16,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 21:28:16,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 21:28:16,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 21:28:16,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 21:28:16,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 21:28:16,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 21:28:16,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 21:28:16,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 21:28:16,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 21:28:16,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 21:28:16,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 21:28:16,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 21:28:16,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 21:28:16,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 21:28:16,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 21:28:16,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 21:28:16,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 21:28:16,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 21:28:16,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 21:28:16,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 21:28:16,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 21:28:16,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 21:28:16,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 21:28:16,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 21:28:16,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 21:28:16,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 21:28:16,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 21:28:16,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 21:28:16,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 21:28:16,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 21:28:16,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 21:28:16,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 21:28:16,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 21:28:16,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 21:28:16,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 21:28:16,503 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 [2019-09-18 21:28:16,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 21:28:16,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 21:28:16,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 21:28:16,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 21:28:16,519 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 21:28:16,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 21:28:16,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 21:28:16,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 21:28:16,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 21:28:16,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 21:28:16,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 21:28:16,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 21:28:16,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 21:28:16,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 21:28:16,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 21:28:16,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 21:28:16,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 21:28:16,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 21:28:16,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 21:28:16,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 21:28:16,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 21:28:16,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 21:28:16,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 21:28:16,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 21:28:16,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 21:28:16,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 21:28:16,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 21:28:16,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 21:28:16,523 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 21:28:16,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 21:28:16,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 21:28:16,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 21:28:16,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 21:28:16,587 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 21:28:16,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-18 21:28:16,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846cc7378/5a684aeaef094b3d83cff073499ca86c/FLAG5231bf8f1 [2019-09-18 21:28:17,103 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 21:28:17,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-18 21:28:17,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846cc7378/5a684aeaef094b3d83cff073499ca86c/FLAG5231bf8f1 [2019-09-18 21:28:17,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846cc7378/5a684aeaef094b3d83cff073499ca86c [2019-09-18 21:28:17,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 21:28:17,479 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 21:28:17,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 21:28:17,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 21:28:17,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 21:28:17,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17, skipping insertion in model container [2019-09-18 21:28:17,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,495 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 21:28:17,514 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 21:28:17,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:28:17,713 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 21:28:17,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 21:28:17,756 INFO L192 MainTranslator]: Completed translation [2019-09-18 21:28:17,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17 WrapperNode [2019-09-18 21:28:17,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 21:28:17,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 21:28:17,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 21:28:17,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 21:28:17,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (1/1) ... [2019-09-18 21:28:17,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 21:28:17,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 21:28:17,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 21:28:17,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 21:28:17,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:28:17" (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 [2019-09-18 21:28:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 21:28:17,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure check_final_state [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_release [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_llseek [2019-09-18 21:28:17,945 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_read [2019-09-18 21:28:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_open [2019-09-18 21:28:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure my_init [2019-09-18 21:28:17,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 21:28:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 21:28:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-18 21:28:17,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure check_final_state [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure misc_release [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure misc_llseek [2019-09-18 21:28:17,947 INFO L130 BoogieDeclarations]: Found specification of procedure misc_read [2019-09-18 21:28:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure misc_open [2019-09-18 21:28:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure my_init [2019-09-18 21:28:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 21:28:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 21:28:17,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 21:28:18,322 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 21:28:18,323 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 21:28:18,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:28:18 BoogieIcfgContainer [2019-09-18 21:28:18,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 21:28:18,324 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 21:28:18,325 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 21:28:18,325 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 21:28:18,326 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:28:18" (1/1) ... [2019-09-18 21:28:18,326 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 21:28:18,349 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 21:28:18,349 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 21:28:18,357 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 21:28:18,365 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 21:28:18,366 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 21:28:18,442 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 11 for LOIs [2019-09-18 21:28:18,804 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 22 [2019-09-18 21:28:19,322 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 24 [2019-09-18 21:28:19,508 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 27 [2019-09-18 21:28:20,689 INFO L199 IcfgInterpreter]: Interpreting procedure check_final_state with input of size 1 for LOIs [2019-09-18 21:28:20,691 INFO L199 IcfgInterpreter]: Interpreting procedure misc_release with input of size 7 for LOIs [2019-09-18 21:28:20,730 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 3 for LOIs [2019-09-18 21:28:20,734 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 10 for LOIs [2019-09-18 21:28:20,747 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 4 for LOIs [2019-09-18 21:28:20,750 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 21:28:20,750 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 21:28:20,752 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 318#(not (= 1 ~ldv_mutex~0)) [2019-09-18 21:28:20,767 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 21:28:20,768 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 21:28:20,770 INFO L168 Benchmark]: Toolchain (without parser) took 3289.86 ms. Allocated memory was 141.0 MB in the beginning and 257.9 MB in the end (delta: 116.9 MB). Free memory was 88.6 MB in the beginning and 143.1 MB in the end (delta: -54.5 MB). Peak memory consumption was 62.4 MB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,771 INFO L168 Benchmark]: CDTParser took 1.17 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.03 ms. Allocated memory is still 141.0 MB. Free memory was 88.3 MB in the beginning and 78.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,772 INFO L168 Benchmark]: Boogie Preprocessor took 133.49 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.2 MB in the beginning and 177.3 MB in the end (delta: -99.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,773 INFO L168 Benchmark]: RCFGBuilder took 430.99 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 154.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,774 INFO L168 Benchmark]: Sifa took 2443.23 ms. Allocated memory was 200.3 MB in the beginning and 257.9 MB in the end (delta: 57.7 MB). Free memory was 154.4 MB in the beginning and 143.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 69.0 MB. Max. memory is 7.1 GB. [2019-09-18 21:28:20,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 277.03 ms. Allocated memory is still 141.0 MB. Free memory was 88.3 MB in the beginning and 78.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.49 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.2 MB in the beginning and 177.3 MB in the end (delta: -99.1 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 430.99 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 154.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 2443.23 ms. Allocated memory was 200.3 MB in the beginning and 257.9 MB in the end (delta: 57.7 MB). Free memory was 154.4 MB in the beginning and 143.1 MB in the end (delta: 11.3 MB). Peak memory consumption was 69.0 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]: 2403, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 179, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 101, TOOLS_POST_CALL_APPLICATIONS: 35, TOOLS_POST_CALL_TIME[ms]: 58, TOOLS_POST_RETURN_APPLICATIONS: 25, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 185, TOOLS_QUANTIFIERELIM_TIME[ms]: 129, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 185, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 1804, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 125, DOMAIN_ISSUBSETEQ_APPLICATIONS: 32, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 59, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2101, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2098, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 25, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 457, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 251, DAG_COMPRESSION_RETAINED_NODES: 144 - UnprovableResult [Line: 4]: 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 318#(not (= 1 ~ldv_mutex~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...