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+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:24:02,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:24:02,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:24:02,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:24:02,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:24:02,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:24:02,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:24:02,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:24:02,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:24:02,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:24:02,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:24:02,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:24:02,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:24:02,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:24:02,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:24:02,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:24:02,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:24:02,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:24:02,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:24:02,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:24:02,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:24:02,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:24:02,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:24:02,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:24:02,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:24:02,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:24:02,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:24:02,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:24:02,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:24:02,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:24:02,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:24:02,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:24:02,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:24:02,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:24:02,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:24:02,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:24:02,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:24:02,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:24:02,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:24:02,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:24:02,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:24:02,244 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 [2019-10-04 09:24:02,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:24:02,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:24:02,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:24:02,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:24:02,260 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:24:02,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:24:02,261 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:24:02,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:24:02,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:24:02,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:24:02,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:24:02,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:24:02,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:24:02,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:24:02,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:24:02,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:24:02,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:24:02,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:24:02,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:24:02,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:24:02,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:24:02,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:24:02,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:24:02,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:24:02,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:24:02,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:24:02,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:24:02,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:24:02,265 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 [2019-10-04 09:24:02,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:24:02,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:24:02,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:24:02,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:24:02,315 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:24:02,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-10-04 09:24:02,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f94f81a/2b257f59eee94ad89898444382f9d26f/FLAG9339042ad [2019-10-04 09:24:02,870 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:24:02,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+sep-reducer.c [2019-10-04 09:24:02,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f94f81a/2b257f59eee94ad89898444382f9d26f/FLAG9339042ad [2019-10-04 09:24:03,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f94f81a/2b257f59eee94ad89898444382f9d26f [2019-10-04 09:24:03,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:24:03,180 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:24:03,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:24:03,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:24:03,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:24:03,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54bd2f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03, skipping insertion in model container [2019-10-04 09:24:03,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,198 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:24:03,224 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:24:03,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:24:03,501 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:24:03,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:24:03,550 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:24:03,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03 WrapperNode [2019-10-04 09:24:03,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:24:03,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:24:03,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:24:03,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:24:03,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (1/1) ... [2019-10-04 09:24:03,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:24:03,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:24:03,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:24:03,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:24:03,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:24:03" (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 [2019-10-04 09:24:03,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:24:03,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:24:03,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:24:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:24:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 09:24:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-04 09:24:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:24:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:24:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:24:04,046 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:24:04,047 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 09:24:04,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:24:04 BoogieIcfgContainer [2019-10-04 09:24:04,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:24:04,049 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:24:04,049 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:24:04,049 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:24:04,051 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:24:04" (1/1) ... [2019-10-04 09:24:04,051 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 [2019-10-04 09:24:04,101 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:24:04,101 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:24:04,113 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:24:04,140 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:24:04,143 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:24:04,404 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 38 for LOIs [2019-10-04 09:24:06,713 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:24:06,714 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:24:06,717 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 375#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__tmp_22_1~0 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= |old(~__tmp_28_0~0)| 0) (<= 0 ~__return_main~0) (<= ~__tmp_31_0~0 2147483647) (<= |old(~__tmp_25_1~0)| 0) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= ~__tmp_22_0~0 2147483647) (<= 0 |old(~__tmp_22_1~0)|) (<= main_~main__y~0 0) (<= 0 |old(~__tmp_25_1~0)|) (<= |old(~__tmp_31_0~0)| 0) (<= 0 (+ ~__tmp_22_0~0 2147483648)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (<= ~__return_65~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= |old(~__tmp_25_0~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 ~__tmp_25_1~0) (<= |old(~__tmp_22_0~0)| 0) (<= 0 ~__return_65~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= ~__tmp_25_0~0 2147483647) (= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 (+ ~__tmp_28_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 (+ ~__tmp_31_0~0 2147483648)) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_25_0~0)|) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__tmp_25_1~0 0) (<= ~__tmp_28_0~0 2147483647) (<= 0 main_~main__y~0) (<= 0 (+ ~__tmp_22_1~0 2147483648)) (<= |old(~__tmp_22_1~0)| 0) (<= 0 |old(~__return_65~0)|) (<= 0 |old(~__tmp_28_0~0)|) (<= 0 (+ ~__tmp_25_0~0 2147483648)) (<= |old(~__return_65~0)| 0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (<= 0 |old(~__tmp_31_0~0)|) (<= 0 |old(~__tmp_22_0~0)|) (= 0 (mod main_~main__y~0 4294967296))) [2019-10-04 09:24:06,733 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:24:06,734 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:24:06,738 INFO L168 Benchmark]: Toolchain (without parser) took 3556.15 ms. Allocated memory was 130.5 MB in the beginning and 272.6 MB in the end (delta: 142.1 MB). Free memory was 86.6 MB in the beginning and 191.3 MB in the end (delta: -104.8 MB). Peak memory consumption was 37.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,740 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.01 ms. Allocated memory is still 130.5 MB. Free memory was 86.4 MB in the beginning and 75.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,744 INFO L168 Benchmark]: Boogie Preprocessor took 120.96 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 75.7 MB in the beginning and 174.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,745 INFO L168 Benchmark]: RCFGBuilder took 375.30 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 157.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,750 INFO L168 Benchmark]: Sifa took 2685.53 ms. Allocated memory was 198.7 MB in the beginning and 272.6 MB in the end (delta: 73.9 MB). Free memory was 157.5 MB in the beginning and 191.3 MB in the end (delta: -33.8 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-10-04 09:24:06,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 370.01 ms. Allocated memory is still 130.5 MB. Free memory was 86.4 MB in the beginning and 75.7 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.96 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 75.7 MB in the beginning and 174.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 375.30 ms. Allocated memory is still 198.7 MB. Free memory was 174.0 MB in the beginning and 157.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Sifa took 2685.53 ms. Allocated memory was 198.7 MB in the beginning and 272.6 MB in the end (delta: 73.9 MB). Free memory was 157.5 MB in the beginning and 191.3 MB in the end (delta: -33.8 MB). Peak memory consumption was 40.1 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]: 2608, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 80, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 71, TOOLS_POST_TIME[ms]: 241, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 45, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 217, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 85, FLUID_YES_ANSWERS: 10, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 1542, DOMAIN_ALPHA_APPLICATIONS: 10, DOMAIN_ALPHA_TIME[ms]: 499, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 46, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 66, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2129, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2129, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 164, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 164, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 137, DAG_COMPRESSION_RETAINED_NODES: 71 - UnprovableResult [Line: 95]: 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 375#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__tmp_22_1~0 2147483647) (<= 0 (+ main_~main____CPAchecker_TMP_0~0 2147483648)) (<= |old(~__tmp_28_0~0)| 0) (<= 0 ~__return_main~0) (<= ~__tmp_31_0~0 2147483647) (<= |old(~__tmp_25_1~0)| 0) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= ~__tmp_22_0~0 2147483647) (<= 0 |old(~__tmp_22_1~0)|) (<= main_~main__y~0 0) (<= 0 |old(~__tmp_25_1~0)|) (<= |old(~__tmp_31_0~0)| 0) (<= 0 (+ ~__tmp_22_0~0 2147483648)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (<= ~__return_65~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= |old(~__tmp_25_0~0)| 0) (<= 0 main_~__tmp_1~0) (<= 0 ~__tmp_25_1~0) (<= |old(~__tmp_22_0~0)| 0) (<= 0 ~__return_65~0) (<= main_~main____CPAchecker_TMP_0~0 2147483647) (<= ~__tmp_25_0~0 2147483647) (= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 (+ ~__tmp_28_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 (+ ~__tmp_31_0~0 2147483648)) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_25_0~0)|) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= ~__tmp_25_1~0 0) (<= ~__tmp_28_0~0 2147483647) (<= 0 main_~main__y~0) (<= 0 (+ ~__tmp_22_1~0 2147483648)) (<= |old(~__tmp_22_1~0)| 0) (<= 0 |old(~__return_65~0)|) (<= 0 |old(~__tmp_28_0~0)|) (<= 0 (+ ~__tmp_25_0~0 2147483648)) (<= |old(~__return_65~0)| 0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (<= 0 |old(~__tmp_31_0~0)|) (<= 0 |old(~__tmp_22_0~0)|) (= 0 (mod main_~main__y~0 4294967296))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...