java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:59:32,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:59:32,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:59:32,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:59:32,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:59:32,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:59:32,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:59:32,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:59:32,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:59:32,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:59:32,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:59:32,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:59:32,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:59:32,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:59:32,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:59:32,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:59:32,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:59:32,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:59:32,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:59:32,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:59:32,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:59:32,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:59:32,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:59:32,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:59:32,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:59:32,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:59:32,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:59:32,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:59:32,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:59:32,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:59:32,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:59:32,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:59:32,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:59:32,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:59:32,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:59:32,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:59:32,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:59:32,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:59:32,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:59:32,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:59:32,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:59:32,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 06:59:32,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:59:32,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:59:32,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:59:32,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:59:32,616 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:59:32,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:59:32,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:59:32,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:59:32,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:59:32,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:59:32,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:59:32,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:59:32,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:59:32,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:59:32,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:59:32,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:59:32,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:59:32,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:59:32,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:59:32,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:59:32,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:59:32,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:59:32,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:59:32,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:59:32,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:59:32,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:59:32,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:59:32,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:59:32,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 06:59:32,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:59:32,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:59:32,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:59:32,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:59:32,671 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:59:32,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-19 06:59:32,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc4166af/a6bc077738cd4e95997339ead036fa78/FLAG5e469824b [2019-09-19 06:59:33,183 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:59:33,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-19 06:59:33,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc4166af/a6bc077738cd4e95997339ead036fa78/FLAG5e469824b [2019-09-19 06:59:33,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bc4166af/a6bc077738cd4e95997339ead036fa78 [2019-09-19 06:59:33,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:59:33,555 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:59:33,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:33,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:59:33,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:59:33,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e10d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33, skipping insertion in model container [2019-09-19 06:59:33,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,574 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:59:33,593 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:59:33,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:33,779 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:59:33,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:33,808 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:59:33,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33 WrapperNode [2019-09-19 06:59:33,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:33,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:59:33,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:59:33,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:59:33,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... [2019-09-19 06:59:33,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:59:33,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:59:33,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:59:33,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:59:33,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:59:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:59:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:59:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:59:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:59:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:59:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:59:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:59:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:59:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:59:34,293 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:59:34,294 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:59:34,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:34 BoogieIcfgContainer [2019-09-19 06:59:34,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:59:34,296 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:59:34,296 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:59:34,296 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:59:34,297 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:34" (1/1) ... [2019-09-19 06:59:34,298 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:59:34,329 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:59:34,329 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:59:34,338 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:59:34,347 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:59:34,348 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:59:34,434 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-19 06:59:48,107 WARN L191 SmtUtils]: Spent 13.35 s on a formula simplification. DAG size of input: 124 DAG size of output: 52 [2019-09-19 06:59:48,384 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 06:59:48,450 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:59:48,451 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:59:48,453 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 61#(and (= (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) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= 0 main_~main____CPAchecker_TMP_0~0) (= 0 (mod main_~main__y~0 4294967296))) [2019-09-19 06:59:48,466 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 06:59:48,466 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:59:48,468 INFO L168 Benchmark]: Toolchain (without parser) took 14912.67 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.2 MB in the beginning and 96.9 MB in the end (delta: -8.7 MB). Peak memory consumption was 57.9 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,469 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.21 ms. Allocated memory is still 133.7 MB. Free memory was 87.8 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,471 INFO L168 Benchmark]: Boogie Preprocessor took 125.90 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 176.8 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,472 INFO L168 Benchmark]: RCFGBuilder took 360.00 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 159.1 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,473 INFO L168 Benchmark]: Sifa took 14170.70 ms. Allocated memory is still 200.3 MB. Free memory was 159.1 MB in the beginning and 96.9 MB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:48,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.21 ms. Allocated memory is still 133.7 MB. Free memory was 87.8 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.90 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 176.8 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 360.00 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 159.1 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 7.1 GB. * Sifa took 14170.70 ms. Allocated memory is still 200.3 MB. Free memory was 159.1 MB in the beginning and 96.9 MB in the end (delta: 62.2 MB). Peak memory consumption was 62.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 14125, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 11, TOOLS_POST_TIME[ms]: 197, 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]: 202, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 112, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 13748, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 24, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 45, 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]: 13933, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13931, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, 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 61#(and (= (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) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= 0 main_~main____CPAchecker_TMP_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...