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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/terminator_02-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:47:51,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:47:51,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:47:51,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:47:51,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:47:51,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:47:51,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:47:51,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:47:51,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:47:51,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:47:51,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:47:51,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:47:51,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:47:51,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:47:51,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:47:51,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:47:51,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:47:51,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:47:51,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:47:51,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:47:51,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:47:51,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:47:51,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:47:51,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:47:51,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:47:51,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:47:51,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:47:51,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:47:51,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:47:51,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:47:51,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:47:51,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:47:51,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:47:51,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:47:51,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:47:51,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:47:51,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:47:51,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:47:51,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:47:51,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:47:51,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:47:51,910 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 [2019-09-21 09:47:51,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:47:51,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:47:51,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:47:51,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:47:51,933 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:47:51,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:47:51,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:47:51,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:47:51,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:47:51,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:47:51,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:47:51,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:47:51,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:47:51,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:47:51,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:47:51,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:47:51,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:47:51,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:47:51,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:47:51,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:47:51,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:47:51,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:47:51,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:47:51,938 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:47:51,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:47:51,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:47:51,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:47:51,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:47:51,994 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:47:51,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-21 09:47:52,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84e283fa/65ebe967c15b4215ae93a1166029981c/FLAGf2bf270cf [2019-09-21 09:47:52,510 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:47:52,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-1.c [2019-09-21 09:47:52,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84e283fa/65ebe967c15b4215ae93a1166029981c/FLAGf2bf270cf [2019-09-21 09:47:52,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84e283fa/65ebe967c15b4215ae93a1166029981c [2019-09-21 09:47:52,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:47:52,879 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:47:52,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:47:52,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:47:52,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:47:52,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:47:52" (1/1) ... [2019-09-21 09:47:52,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f676bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:52, skipping insertion in model container [2019-09-21 09:47:52,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:47:52" (1/1) ... [2019-09-21 09:47:52,896 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:47:52,913 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:47:53,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:47:53,080 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:47:53,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:47:53,107 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:47:53,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53 WrapperNode [2019-09-21 09:47:53,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:47:53,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:47:53,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:47:53,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:47:53,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:47:53,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:47:53,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:47:53,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:47:53,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:53" (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 [2019-09-21 09:47:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:47:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:47:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:47:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:47:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:47:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:47:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:47:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-21 09:47:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:47:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:47:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:47:53,524 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:47:53,525 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:47:53,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:47:53 BoogieIcfgContainer [2019-09-21 09:47:53,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:47:53,528 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:47:53,528 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:47:53,528 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:47:53,533 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:47:53" (1/1) ... [2019-09-21 09:47:53,534 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:47:53,594 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:47:53,594 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:47:53,605 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:47:53,615 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:47:53,631 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:47:53,749 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:47:55,461 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 172 [2019-09-21 09:47:55,604 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-21 09:47:55,738 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 158 [2019-09-21 09:47:55,882 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2019-09-21 09:47:56,013 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2019-09-21 09:47:56,167 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 204 [2019-09-21 09:47:56,643 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 237 [2019-09-21 09:47:56,868 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2019-09-21 09:47:57,114 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 208 [2019-09-21 09:47:57,316 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-21 09:47:57,322 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:47:57,322 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:47:57,324 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 164#(and (= |__VERIFIER_assert_#in~cond| 0) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-21 09:47:57,339 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:47:57,340 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:47:57,342 INFO L168 Benchmark]: Toolchain (without parser) took 4462.87 ms. Allocated memory was 139.5 MB in the beginning and 360.2 MB in the end (delta: 220.7 MB). Free memory was 87.2 MB in the beginning and 216.5 MB in the end (delta: -129.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,344 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.66 ms. Allocated memory is still 139.5 MB. Free memory was 86.9 MB in the beginning and 77.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,347 INFO L168 Benchmark]: Boogie Preprocessor took 120.24 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 77.6 MB in the beginning and 177.2 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,348 INFO L168 Benchmark]: RCFGBuilder took 297.71 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 163.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,353 INFO L168 Benchmark]: Sifa took 3812.31 ms. Allocated memory was 199.2 MB in the beginning and 360.2 MB in the end (delta: 161.0 MB). Free memory was 162.4 MB in the beginning and 216.5 MB in the end (delta: -54.1 MB). Peak memory consumption was 106.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:47:57,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 228.66 ms. Allocated memory is still 139.5 MB. Free memory was 86.9 MB in the beginning and 77.6 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.24 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 77.6 MB in the beginning and 177.2 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 297.71 ms. Allocated memory is still 199.2 MB. Free memory was 177.2 MB in the beginning and 163.0 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Sifa took 3812.31 ms. Allocated memory was 199.2 MB in the beginning and 360.2 MB in the end (delta: 161.0 MB). Free memory was 162.4 MB in the beginning and 216.5 MB in the end (delta: -54.1 MB). Peak memory consumption was 106.8 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]: 3730, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 532, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 12, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 17, TOOLS_QUANTIFIERELIM_TIME[ms]: 520, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 195, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 24, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 1797, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 69, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 1143, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 65, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3547, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3546, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 58, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 58, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - UnprovableResult [Line: 5]: 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 164#(and (= |__VERIFIER_assert_#in~cond| 0) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...