java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/stateful_check.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:24:40,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:24:40,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:24:40,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:24:40,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:24:40,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:24:40,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:24:40,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:24:40,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:24:40,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:24:40,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:24:40,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:24:40,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:24:40,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:24:40,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:24:40,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:24:40,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:24:40,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:24:40,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:24:40,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:24:40,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:24:40,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:24:40,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:24:40,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:24:40,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:24:40,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:24:40,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:24:40,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:24:40,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:24:40,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:24:40,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:24:40,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:24:40,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:24:40,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:24:40,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:24:40,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:24:40,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:24:40,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:24:40,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:24:40,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:24:40,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:24:40,880 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 [2019-10-14 02:24:40,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:24:40,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:24:40,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:24:40,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:24:40,908 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:24:40,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:24:40,909 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:24:40,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:24:40,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:24:40,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:24:40,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:24:40,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:24:40,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:24:40,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:24:40,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:24:40,912 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:24:40,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:24:40,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:24:40,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:24:40,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:24:40,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:24:40,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:24:40,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:24:40,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:24:40,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:24:40,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:24:40,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:24:40,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:24:40,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:24:41,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:24:41,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:24:41,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:24:41,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:24:41,222 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:24:41,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-10-14 02:24:41,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af9ef327/f424a95d27364e52a303235b2bcfe5b7/FLAG330a327bc [2019-10-14 02:24:41,831 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:24:41,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-10-14 02:24:41,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af9ef327/f424a95d27364e52a303235b2bcfe5b7/FLAG330a327bc [2019-10-14 02:24:42,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4af9ef327/f424a95d27364e52a303235b2bcfe5b7 [2019-10-14 02:24:42,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:24:42,141 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:24:42,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:24:42,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:24:42,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:24:42,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e44e17e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42, skipping insertion in model container [2019-10-14 02:24:42,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,158 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:24:42,179 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:24:42,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:24:42,348 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:24:42,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:24:42,380 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:24:42,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42 WrapperNode [2019-10-14 02:24:42,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:24:42,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:24:42,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:24:42,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:24:42,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:24:42,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:24:42,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:24:42,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:24:42,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:24:42" (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 [2019-10-14 02:24:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure check_final_state [2019-10-14 02:24:42,553 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_release [2019-10-14 02:24:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_llseek [2019-10-14 02:24:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_read [2019-10-14 02:24:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_open [2019-10-14 02:24:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure my_init [2019-10-14 02:24:42,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:24:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:24:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-14 02:24:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:24:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-14 02:24:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-14 02:24:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure check_final_state [2019-10-14 02:24:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure misc_release [2019-10-14 02:24:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure misc_llseek [2019-10-14 02:24:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure misc_read [2019-10-14 02:24:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure misc_open [2019-10-14 02:24:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure my_init [2019-10-14 02:24:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:24:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:24:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:24:42,989 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:24:42,989 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 02:24:42,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:42 BoogieIcfgContainer [2019-10-14 02:24:42,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:24:42,991 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:24:42,992 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:24:42,992 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:24:42,993 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:24:42" (1/1) ... [2019-10-14 02:24:42,994 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:24:43,019 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:24:43,019 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:24:43,028 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:24:43,038 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:24:43,039 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:24:43,172 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-10-14 02:24:44,591 INFO L199 IcfgInterpreter]: Interpreting procedure check_final_state with input of size 3 for LOIs [2019-10-14 02:24:44,593 INFO L199 IcfgInterpreter]: Interpreting procedure misc_release with input of size 9 for LOIs [2019-10-14 02:24:44,618 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 6 for LOIs [2019-10-14 02:24:44,623 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 10 for LOIs [2019-10-14 02:24:44,626 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 6 for LOIs [2019-10-14 02:24:44,629 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:24:44,629 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:24:44,632 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 493#(and (<= 1 ~ldv_mutex~0) (not (= 1 ~ldv_mutex~0))) [2019-10-14 02:24:44,647 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:24:44,647 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:24:44,651 INFO L168 Benchmark]: Toolchain (without parser) took 2507.47 ms. Allocated memory was 145.2 MB in the beginning and 235.9 MB in the end (delta: 90.7 MB). Free memory was 103.1 MB in the beginning and 101.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,653 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.66 ms. Allocated memory is still 145.2 MB. Free memory was 102.9 MB in the beginning and 92.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,656 INFO L168 Benchmark]: Boogie Preprocessor took 119.76 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 92.7 MB in the beginning and 181.1 MB in the end (delta: -88.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,657 INFO L168 Benchmark]: RCFGBuilder took 489.43 ms. Allocated memory is still 202.9 MB. Free memory was 181.1 MB in the beginning and 158.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,662 INFO L168 Benchmark]: Sifa took 1655.86 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 158.0 MB in the beginning and 101.0 MB in the end (delta: 57.0 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:24:44,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 238.66 ms. Allocated memory is still 145.2 MB. Free memory was 102.9 MB in the beginning and 92.7 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.76 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 92.7 MB in the beginning and 181.1 MB in the end (delta: -88.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 489.43 ms. Allocated memory is still 202.9 MB. Free memory was 181.1 MB in the beginning and 158.0 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Sifa took 1655.86 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 158.0 MB in the beginning and 101.0 MB in the end (delta: 57.0 MB). Peak memory consumption was 90.1 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]: 1613, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 188, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME[ms]: 166, TOOLS_POST_CALL_APPLICATIONS: 36, TOOLS_POST_CALL_TIME[ms]: 77, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 46, TOOLS_QUANTIFIERELIM_APPLICATIONS: 197, TOOLS_QUANTIFIERELIM_TIME[ms]: 202, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 53, DOMAIN_JOIN_TIME[ms]: 1064, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 28, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 76, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1275, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1274, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 26, CALL_SUMMARIZER_CACHE_MISSES: 9, CALL_SUMMARIZER_OVERALL_TIME[ms]: 194, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 193, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 31, 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 493#(and (<= 1 ~ldv_mutex~0) (not (= 1 ~ldv_mutex~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...