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/loop-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:28:24,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:28:24,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:28:24,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:28:24,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:28:24,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:28:24,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:28:24,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:28:24,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:28:24,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:28:24,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:28:24,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:28:24,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:28:24,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:28:24,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:28:24,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:28:24,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:28:24,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:28:24,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:28:24,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:28:24,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:28:24,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:28:24,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:28:24,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:28:24,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:28:24,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:28:24,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:28:24,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:28:24,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:28:24,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:28:24,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:28:24,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:28:24,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:28:24,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:28:24,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:28:24,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:28:24,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:28:24,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:28:24,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:28:24,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:28:24,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:28:24,203 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 02:28:24,234 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:28:24,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:28:24,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:28:24,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:28:24,239 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:28:24,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:28:24,239 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:28:24,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:28:24,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:28:24,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:28:24,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:28:24,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:28:24,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:28:24,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:28:24,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:28:24,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:28:24,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:28:24,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:28:24,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:28:24,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:28:24,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:28:24,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:28:24,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:28:24,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:28:24,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:28:24,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:28:24,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:28:24,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:28:24,245 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 02:28:24,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:28:24,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:28:24,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:28:24,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:28:24,547 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:28:24,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-10-14 02:28:24,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34eb6705f/a6f51b89fcd84cff902e15f8a03e705a/FLAG5b5e68bdb [2019-10-14 02:28:25,002 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:28:25,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-10-14 02:28:25,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34eb6705f/a6f51b89fcd84cff902e15f8a03e705a/FLAG5b5e68bdb [2019-10-14 02:28:25,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34eb6705f/a6f51b89fcd84cff902e15f8a03e705a [2019-10-14 02:28:25,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:28:25,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:28:25,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:28:25,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:28:25,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:28:25,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da87ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25, skipping insertion in model container [2019-10-14 02:28:25,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,473 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:28:25,495 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:28:25,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:28:25,720 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:28:25,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:28:25,762 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:28:25,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25 WrapperNode [2019-10-14 02:28:25,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:28:25,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:28:25,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:28:25,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:28:25,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (1/1) ... [2019-10-14 02:28:25,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:28:25,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:28:25,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:28:25,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:28:25,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:25" (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 02:28:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:28:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:28:25,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:28:25,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:28:26,279 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:28:26,279 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:28:26,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:28:26 BoogieIcfgContainer [2019-10-14 02:28:26,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:28:26,281 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:28:26,281 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:28:26,282 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:28:26,283 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:28:26" (1/1) ... [2019-10-14 02:28:26,283 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 02:28:26,307 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:28:26,307 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:28:26,314 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:28:26,322 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:28:26,324 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:28:26,450 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 12 for LOIs [2019-10-14 02:28:27,063 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:28:27,063 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:28:27,071 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 102#(and (or (and (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 main_~main__y~0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0)) (and (<= main_~__VERIFIER_assert__cond~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0))) (or (and (<= 0 ~__return_107~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_main~0 0) (= 0 main_~main____CPAchecker_TMP_0~0) (<= ~__return_107~0 0) (= |old(~__return_107~0)| ~__return_107~0) (<= main_~main__y~0 1) (= |old(~__return_107~0)| 0) (<= |old(~__return_107~0)| 0) (= 1 main_~main__y~0) (= ~__return_main~0 0) (<= 0 |old(~__return_107~0)|) (= 0 (mod main_~main__y~0 4294967296)) (<= main_~main____CPAchecker_TMP_0~0 2147483647)) (and (<= 0 ~__return_107~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= 0 main_~main__y~0) (<= ~__return_main~0 0) (= 0 main_~main____CPAchecker_TMP_0~0) (<= ~__return_107~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 |old(~__return_107~0)|) (= 0 (mod main_~main__y~0 4294967296)) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))) [2019-10-14 02:28:27,100 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:28:27,100 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:28:27,103 INFO L168 Benchmark]: Toolchain (without parser) took 1649.66 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.5 MB in the beginning and 110.3 MB in the end (delta: -7.8 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,104 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.48 ms. Allocated memory is still 145.8 MB. Free memory was 102.3 MB in the beginning and 92.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,106 INFO L168 Benchmark]: Boogie Preprocessor took 126.17 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 92.5 MB in the beginning and 181.7 MB in the end (delta: -89.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,107 INFO L168 Benchmark]: RCFGBuilder took 390.61 ms. Allocated memory is still 203.4 MB. Free memory was 181.7 MB in the beginning and 164.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,108 INFO L168 Benchmark]: Sifa took 819.08 ms. Allocated memory is still 203.4 MB. Free memory was 164.7 MB in the beginning and 110.3 MB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 306.48 ms. Allocated memory is still 145.8 MB. Free memory was 102.3 MB in the beginning and 92.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.17 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 92.5 MB in the beginning and 181.7 MB in the end (delta: -89.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 390.61 ms. Allocated memory is still 203.4 MB. Free memory was 181.7 MB in the beginning and 164.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 819.08 ms. Allocated memory is still 203.4 MB. Free memory was 164.7 MB in the beginning and 110.3 MB in the end (delta: 54.4 MB). Peak memory consumption was 54.4 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]: 766, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 11, TOOLS_POST_TIME[ms]: 193, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 197, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 146, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 271, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 173, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 28, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 555, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 554, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 76, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 75, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 41, DAG_COMPRESSION_RETAINED_NODES: 25 - UnprovableResult [Line: 61]: 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 102#(and (or (and (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 main_~main__y~0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0)) (and (<= main_~__VERIFIER_assert__cond~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0))) (or (and (<= 0 ~__return_107~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__return_main~0 0) (= 0 main_~main____CPAchecker_TMP_0~0) (<= ~__return_107~0 0) (= |old(~__return_107~0)| ~__return_107~0) (<= main_~main__y~0 1) (= |old(~__return_107~0)| 0) (<= |old(~__return_107~0)| 0) (= 1 main_~main__y~0) (= ~__return_main~0 0) (<= 0 |old(~__return_107~0)|) (= 0 (mod main_~main__y~0 4294967296)) (<= main_~main____CPAchecker_TMP_0~0 2147483647)) (and (<= 0 ~__return_107~0) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (= (ite (= (mod (ite (and (not (= 0 (mod (mod main_~main__x~0 4294967296) 3))) (< (mod main_~main__x~0 4294967296) 0)) (+ (mod (mod main_~main__x~0 4294967296) 3) (- 3)) (mod (mod main_~main__x~0 4294967296) 3)) 4294967296) 0) 1 0) main_~__tmp_1~0) (<= 0 ~__return_main~0) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= 0 main_~main__y~0) (<= ~__return_main~0 0) (= 0 main_~main____CPAchecker_TMP_0~0) (<= ~__return_107~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 |old(~__return_107~0)|) (= 0 (mod main_~main__y~0 4294967296)) (<= main_~main____CPAchecker_TMP_0~0 2147483647)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...