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 InterpretCallSummarizer --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-fea9116 [2019-09-20 21:25:35,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:25:35,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:25:35,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:25:35,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:25:35,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:25:35,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:25:35,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:25:35,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:25:35,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:25:35,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:25:35,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:25:35,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:25:35,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:25:35,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:25:35,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:25:35,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:25:35,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:25:35,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:25:35,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:25:35,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:25:35,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:25:35,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:25:35,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:25:35,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:25:35,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:25:35,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:25:35,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:25:35,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:25:35,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:25:35,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:25:35,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:25:35,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:25:35,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:25:35,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:25:35,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:25:35,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:25:35,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:25:35,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:25:35,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:25:35,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:25:35,712 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 21:25:35,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:25:35,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:25:35,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:25:35,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:25:35,728 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:25:35,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:25:35,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:25:35,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:25:35,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:25:35,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:25:35,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:25:35,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:25:35,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:25:35,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:25:35,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:25:35,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:25:35,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:25:35,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:25:35,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:25:35,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:25:35,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:25:35,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:25:35,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:25:35,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:25:35,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:25:35,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:25:35,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:25:35,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:25:35,733 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 -> InterpretCallSummarizer 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 [2019-09-20 21:25:35,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:25:35,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:25:35,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:25:35,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:25:35,782 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:25:35,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-20 21:25:35,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a094a91c/1cc466944d20462cb8f70a3c7c325052/FLAGf12ec6fc6 [2019-09-20 21:25:36,373 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:25:36,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-20 21:25:36,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a094a91c/1cc466944d20462cb8f70a3c7c325052/FLAGf12ec6fc6 [2019-09-20 21:25:36,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a094a91c/1cc466944d20462cb8f70a3c7c325052 [2019-09-20 21:25:36,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:25:36,701 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:25:36,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:36,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:25:36,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:25:36,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:36,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7766f138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36, skipping insertion in model container [2019-09-20 21:25:36,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:36,717 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:25:36,738 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:25:36,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:36,949 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:25:36,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:36,983 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:25:36,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36 WrapperNode [2019-09-20 21:25:36,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:36,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:25:36,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:25:36,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:25:37,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (1/1) ... [2019-09-20 21:25:37,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:25:37,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:25:37,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:25:37,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:25:37,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:36" (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 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-20 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 21:25:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure check_final_state [2019-09-20 21:25:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_release [2019-09-20 21:25:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_llseek [2019-09-20 21:25:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_read [2019-09-20 21:25:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_open [2019-09-20 21:25:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure my_init [2019-09-20 21:25:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:25:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:25:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 21:25:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:25:37,160 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure check_final_state [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure misc_release [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure misc_llseek [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure misc_read [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure misc_open [2019-09-20 21:25:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure my_init [2019-09-20 21:25:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:25:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:25:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:25:37,544 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:25:37,545 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 21:25:37,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:37 BoogieIcfgContainer [2019-09-20 21:25:37,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:25:37,547 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:25:37,547 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:25:37,547 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:25:37,548 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:37" (1/1) ... [2019-09-20 21:25:37,549 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:25:37,567 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:25:37,567 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:25:37,575 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:25:37,582 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:25:37,583 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:25:37,679 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 11 for LOIs [2019-09-20 21:25:38,042 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 22 [2019-09-20 21:25:38,579 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 24 [2019-09-20 21:25:38,771 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 27 [2019-09-20 21:25:40,078 INFO L199 IcfgInterpreter]: Interpreting procedure check_final_state with input of size 1 for LOIs [2019-09-20 21:25:40,080 INFO L199 IcfgInterpreter]: Interpreting procedure misc_release with input of size 7 for LOIs [2019-09-20 21:25:40,182 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 3 for LOIs [2019-09-20 21:25:40,187 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 10 for LOIs [2019-09-20 21:25:40,191 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 4 for LOIs [2019-09-20 21:25:40,195 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:25:40,195 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:25:40,197 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(not (= 1 ~ldv_mutex~0)) [2019-09-20 21:25:40,210 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 21:25:40,210 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:25:40,212 INFO L168 Benchmark]: Toolchain (without parser) took 3510.91 ms. Allocated memory was 135.3 MB in the beginning and 256.4 MB in the end (delta: 121.1 MB). Free memory was 89.6 MB in the beginning and 101.4 MB in the end (delta: -11.8 MB). Peak memory consumption was 109.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:40,213 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory is still 108.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 21:25:40,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.60 ms. Allocated memory is still 135.3 MB. Free memory was 89.6 MB in the beginning and 79.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:40,215 INFO L168 Benchmark]: Boogie Preprocessor took 115.27 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 79.3 MB in the beginning and 178.0 MB in the end (delta: -98.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:40,216 INFO L168 Benchmark]: RCFGBuilder took 444.88 ms. Allocated memory is still 201.9 MB. Free memory was 178.0 MB in the beginning and 155.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:40,217 INFO L168 Benchmark]: Sifa took 2663.47 ms. Allocated memory was 201.9 MB in the beginning and 256.4 MB in the end (delta: 54.5 MB). Free memory was 155.1 MB in the beginning and 101.4 MB in the end (delta: 53.7 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. [2019-09-20 21:25:40,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory is still 108.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 283.60 ms. Allocated memory is still 135.3 MB. Free memory was 89.6 MB in the beginning and 79.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.27 ms. Allocated memory was 135.3 MB in the beginning and 201.9 MB in the end (delta: 66.6 MB). Free memory was 79.3 MB in the beginning and 178.0 MB in the end (delta: -98.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 444.88 ms. Allocated memory is still 201.9 MB. Free memory was 178.0 MB in the beginning and 155.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 2663.47 ms. Allocated memory was 201.9 MB in the beginning and 256.4 MB in the end (delta: 54.5 MB). Free memory was 155.1 MB in the beginning and 101.4 MB in the end (delta: 53.7 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2631, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 245, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 110, TOOLS_POST_CALL_APPLICATIONS: 46, TOOLS_POST_CALL_TIME[ms]: 69, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME[ms]: 33, TOOLS_QUANTIFIERELIM_APPLICATIONS: 242, TOOLS_QUANTIFIERELIM_TIME[ms]: 136, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 84, DOMAIN_JOIN_TIME[ms]: 2081, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 126, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 65, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2102, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2102, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 36, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 679, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, 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 428#(not (= 1 ~ldv_mutex~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...