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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --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 [2019-09-18 02:41:16,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:41:16,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:41:16,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:41:16,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:41:16,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:41:16,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:41:16,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:41:16,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:41:16,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:41:16,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:41:16,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:41:16,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:41:16,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:41:16,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:41:16,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:41:16,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:41:16,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:41:16,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:41:16,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:41:16,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:41:16,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:41:16,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:41:16,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:41:16,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-18 02:41:16,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:41:16,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:41:16,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:41:16,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:41:16,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:41:16,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:41:16,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:41:16,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:41:16,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:41:16,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:41:16,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:41:16,936 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 [2019-09-18 02:41:16,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:41:16,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:41:16,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:41:16,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:41:16,951 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:41:16,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:41:16,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:41:16,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:41:16,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:41:16,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:41:16,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:41:16,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:41:16,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:41:16,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:41:16,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:41:16,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:41:16,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:41:16,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:41:16,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:41:16,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:41:16,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:41:16,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:41:16,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:41:16,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:41:16,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:41:16,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:41:16,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:41:16,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:41:16,957 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 -> SequenceOfStatements 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 02:41:16,985 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:41:16,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:41:17,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:41:17,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:41:17,005 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:41:17,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-18 02:41:17,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6e10b5bd/1e9aa24585c943359c20736251e9a961/FLAG9a645b529 [2019-09-18 02:41:17,510 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:41:17,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-18 02:41:17,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6e10b5bd/1e9aa24585c943359c20736251e9a961/FLAG9a645b529 [2019-09-18 02:41:17,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6e10b5bd/1e9aa24585c943359c20736251e9a961 [2019-09-18 02:41:17,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:41:17,914 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:41:17,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:41:17,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:41:17,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:41:17,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:41:17" (1/1) ... [2019-09-18 02:41:17,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3038ff1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:17, skipping insertion in model container [2019-09-18 02:41:17,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:41:17" (1/1) ... [2019-09-18 02:41:17,929 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:41:17,949 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:41:18,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:41:18,142 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:41:18,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:41:18,177 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:41:18,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18 WrapperNode [2019-09-18 02:41:18,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:41:18,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:41:18,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:41:18,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:41:18,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:41:18,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:41:18,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:41:18,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:41:18,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:41:18" (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 [2019-09-18 02:41:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:41:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:41:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:41:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:41:18,526 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:41:18,527 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 02:41:18,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:41:18 BoogieIcfgContainer [2019-09-18 02:41:18,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:41:18,529 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:41:18,529 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:41:18,529 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:41:18,530 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:41:18" (1/1) ... [2019-09-18 02:41:18,531 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 02:41:18,552 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 02:41:18,553 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:41:18,559 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:41:18,567 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:41:18,569 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:41:18,651 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-18 02:41:18,879 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-09-18 02:41:19,239 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 30 [2019-09-18 02:41:20,829 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 44 DAG size of output: 25 [2019-09-18 02:41:23,511 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2019-09-18 02:41:23,790 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2019-09-18 02:41:24,058 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:41:24,059 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:41:24,062 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 168#(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))) [2019-09-18 02:41:24,082 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:41:24,082 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:41:24,084 INFO L168 Benchmark]: Toolchain (without parser) took 6169.54 ms. Allocated memory was 138.4 MB in the beginning and 224.4 MB in the end (delta: 86.0 MB). Free memory was 88.1 MB in the beginning and 157.0 MB in the end (delta: -68.9 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,085 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 138.4 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.76 ms. Allocated memory is still 138.4 MB. Free memory was 87.9 MB in the beginning and 78.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,087 INFO L168 Benchmark]: Boogie Preprocessor took 118.75 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 78.0 MB in the beginning and 176.8 MB in the end (delta: -98.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,088 INFO L168 Benchmark]: RCFGBuilder took 231.59 ms. Allocated memory is still 199.2 MB. Free memory was 176.8 MB in the beginning and 164.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,089 INFO L168 Benchmark]: Sifa took 5553.03 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 164.3 MB in the beginning and 157.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-18 02:41:24,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 138.4 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 262.76 ms. Allocated memory is still 138.4 MB. Free memory was 87.9 MB in the beginning and 78.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.75 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 78.0 MB in the beginning and 176.8 MB in the end (delta: -98.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 231.59 ms. Allocated memory is still 199.2 MB. Free memory was 176.8 MB in the beginning and 164.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Sifa took 5553.03 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 164.3 MB in the beginning and 157.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 32.5 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]: 5510, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 50, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 44, TOOLS_POST_TIME[ms]: 91, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 47, TOOLS_QUANTIFIERELIM_TIME[ms]: 81, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 53, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 18, DOMAIN_JOIN_TIME[ms]: 2388, DOMAIN_ALPHA_APPLICATIONS: 9, DOMAIN_ALPHA_TIME[ms]: 49, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2741, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 95, DOMAIN_ISBOTTOM_APPLICATIONS: 13, DOMAIN_ISBOTTOM_TIME[ms]: 40, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5259, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5259, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 93, DAG_COMPRESSION_RETAINED_NODES: 50 - 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 168#(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...