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 -i ../../../trunk/examples/svcomp/float-benchs/zonotope_loose.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 01:23:39,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 01:23:39,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 01:23:39,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 01:23:39,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 01:23:39,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 01:23:39,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 01:23:39,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 01:23:39,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 01:23:39,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 01:23:39,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 01:23:39,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 01:23:39,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 01:23:39,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 01:23:39,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 01:23:39,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 01:23:39,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 01:23:39,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 01:23:39,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 01:23:39,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 01:23:39,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 01:23:39,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 01:23:39,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 01:23:39,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 01:23:39,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 01:23:39,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 01:23:39,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 01:23:39,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 01:23:39,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 01:23:39,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 01:23:39,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 01:23:39,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 01:23:39,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 01:23:39,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 01:23:39,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 01:23:39,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 01:23:39,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 01:23:39,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 01:23:39,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 01:23:39,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 01:23:39,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 01:23:39,875 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 [2019-08-31 01:23:39,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 01:23:39,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 01:23:39,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 01:23:39,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 01:23:39,899 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 01:23:39,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 01:23:39,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 01:23:39,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 01:23:39,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 01:23:39,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 01:23:39,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 01:23:39,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 01:23:39,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 01:23:39,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 01:23:39,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 01:23:39,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 01:23:39,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 01:23:39,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 01:23:39,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 01:23:39,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 01:23:39,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 01:23:39,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 01:23:39,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 01:23:39,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 01:23:39,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 01:23:39,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 01:23:39,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 01:23:39,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 01:23:39,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 01:23:39,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 01:23:39,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 01:23:39,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 01:23:39,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 01:23:39,961 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 01:23:39,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2019-08-31 01:23:40,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f095e1b34/df673a2792284298a0304da67bd07eb1/FLAG27678ed6d [2019-08-31 01:23:40,468 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 01:23:40,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/zonotope_loose.c.v+cfa-reducer.c [2019-08-31 01:23:40,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f095e1b34/df673a2792284298a0304da67bd07eb1/FLAG27678ed6d [2019-08-31 01:23:40,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f095e1b34/df673a2792284298a0304da67bd07eb1 [2019-08-31 01:23:40,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 01:23:40,873 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 01:23:40,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 01:23:40,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 01:23:40,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 01:23:40,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:23:40" (1/1) ... [2019-08-31 01:23:40,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc83cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:40, skipping insertion in model container [2019-08-31 01:23:40,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:23:40" (1/1) ... [2019-08-31 01:23:40,889 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 01:23:40,905 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 01:23:41,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 01:23:41,070 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 01:23:41,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 01:23:41,101 INFO L192 MainTranslator]: Completed translation [2019-08-31 01:23:41,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41 WrapperNode [2019-08-31 01:23:41,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 01:23:41,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 01:23:41,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 01:23:41,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 01:23:41,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 01:23:41,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 01:23:41,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 01:23:41,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 01:23:41,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:23:41" (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 [2019-08-31 01:23:41,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 01:23:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 01:23:41,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 01:23:41,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 01:23:41,447 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 01:23:41,447 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 01:23:41,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 01:23:41 BoogieIcfgContainer [2019-08-31 01:23:41,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 01:23:41,451 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 01:23:41,451 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 01:23:41,451 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 01:23:41,452 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 01:23:41" (1/1) ... [2019-08-31 01:23:41,488 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 01:23:41,488 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 01:23:41,495 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 01:23:41,503 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 01:23:41,505 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 01:23:41,578 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-08-31 01:23:41,655 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 01:23:41,655 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 01:23:41,658 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 47#(and (<= main_~main____CPAchecker_TMP_1~0 0) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (or (and (<= 0 ~__return_76~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= |old(~__return_76~0)| 0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0)) (and (<= main_~main____CPAchecker_TMP_1~0 0) (<= 0 ~__return_76~0) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= |old(~__return_76~0)| 0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0))) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (<= 0 ~__return_76~0) (or (and (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__return_main~0) (= |old(~__return_76~0)| 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 ~__return_76~0) (= |old(~__return_76~0)| ~__return_76~0) (<= |old(~__return_76~0)| 0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0)) (and (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (= |old(~__return_76~0)| 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 ~__return_76~0) (= |old(~__return_76~0)| ~__return_76~0) (<= |old(~__return_76~0)| 0) (= 0 main_~main____CPAchecker_TMP_1~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0))) (= main_~__tmp_1~0 main_~main____CPAchecker_TMP_1~0) (<= |old(~__return_76~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0)) [2019-08-31 01:23:41,675 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 01:23:41,675 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 01:23:41,677 INFO L168 Benchmark]: Toolchain (without parser) took 803.79 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 88.4 MB in the beginning and 156.7 MB in the end (delta: -68.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 01:23:41,678 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 01:23:41,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.49 ms. Allocated memory is still 136.8 MB. Free memory was 88.1 MB in the beginning and 78.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-31 01:23:41,680 INFO L168 Benchmark]: Boogie Preprocessor took 124.22 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 78.6 MB in the beginning and 179.4 MB in the end (delta: -100.8 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-31 01:23:41,681 INFO L168 Benchmark]: RCFGBuilder took 223.69 ms. Allocated memory is still 201.9 MB. Free memory was 179.0 MB in the beginning and 167.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-31 01:23:41,682 INFO L168 Benchmark]: Sifa took 224.60 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 157.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-31 01:23:41,686 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 136.8 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 227.49 ms. Allocated memory is still 136.8 MB. Free memory was 88.1 MB in the beginning and 78.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.22 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 78.6 MB in the beginning and 179.4 MB in the end (delta: -100.8 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 223.69 ms. Allocated memory is still 201.9 MB. Free memory was 179.0 MB in the beginning and 167.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Sifa took 224.60 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 157.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.2s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 20 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 18 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.0s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 20 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 6 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 4 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 114 DAG_COMPRESSION_PROCESSED_NODES, 52 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 40]: 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 47#(and (<= main_~main____CPAchecker_TMP_1~0 0) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (or (and (<= 0 ~__return_76~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= |old(~__return_76~0)| 0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0)) (and (<= main_~main____CPAchecker_TMP_1~0 0) (<= 0 ~__return_76~0) (<= 0 main_~main____CPAchecker_TMP_1~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= |old(~__return_76~0)| 0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0))) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (<= 0 ~__return_76~0) (or (and (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__return_main~0) (= |old(~__return_76~0)| 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 ~__return_76~0) (= |old(~__return_76~0)| ~__return_76~0) (<= |old(~__return_76~0)| 0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0)) (and (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__return_76~0 0) (<= 0 |old(~__return_76~0)|) (<= 0 ~__return_main~0) (= |old(~__return_76~0)| 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 ~__return_76~0) (= |old(~__return_76~0)| ~__return_76~0) (<= |old(~__return_76~0)| 0) (= 0 main_~main____CPAchecker_TMP_1~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0))) (= main_~__tmp_1~0 main_~main____CPAchecker_TMP_1~0) (<= |old(~__return_76~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...