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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/trex01-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:19:05,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:19:05,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:19:05,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:19:05,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:19:05,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:19:05,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:19:05,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:19:05,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:19:05,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:19:05,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:19:05,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:19:05,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:19:05,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:19:05,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:19:05,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:19:05,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:19:05,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:19:05,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:19:05,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:19:05,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:19:05,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:19:05,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:19:05,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:19:05,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:19:05,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:19:05,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:19:05,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:19:05,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:19:05,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:19:05,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:19:05,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:19:05,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:19:05,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:19:05,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:19:05,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:19:05,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:19:05,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:19:05,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:19:05,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:19:05,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:19:05,709 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 11:19:05,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:19:05,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:19:05,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:19:05,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:19:05,749 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:19:05,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:19:05,749 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:19:05,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:19:05,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:19:05,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:19:05,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:19:05,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:19:05,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:19:05,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:19:05,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:19:05,756 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:19:05,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:19:05,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:19:05,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:19:05,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:19:05,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:19:05,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:19:05,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:19:05,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:19:05,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:19:05,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:19:05,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:19:05,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:19:05,761 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 -> SingleStatement 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 11:19:05,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:19:05,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:19:05,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:19:05,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:19:05,837 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:19:05,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex01-2.i [2019-09-18 11:19:05,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7eb58a98/c0f35fefc0a54465a53acd2f3eef9811/FLAGeba494c7a [2019-09-18 11:19:06,388 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:19:06,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex01-2.i [2019-09-18 11:19:06,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7eb58a98/c0f35fefc0a54465a53acd2f3eef9811/FLAGeba494c7a [2019-09-18 11:19:06,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7eb58a98/c0f35fefc0a54465a53acd2f3eef9811 [2019-09-18 11:19:06,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:19:06,824 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:19:06,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:06,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:19:06,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:19:06,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:06" (1/1) ... [2019-09-18 11:19:06,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abaad27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:06, skipping insertion in model container [2019-09-18 11:19:06,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:06" (1/1) ... [2019-09-18 11:19:06,839 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:19:06,858 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:19:07,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:07,047 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:19:07,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:19:07,076 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:19:07,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07 WrapperNode [2019-09-18 11:19:07,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:19:07,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:19:07,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:19:07,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:19:07,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:19:07,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:19:07,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:19:07,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:19:07,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:07" (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 11:19:07,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:19:07,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:19:07,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:19:07,273 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-18 11:19:07,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 11:19:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-18 11:19:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:19:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:19:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:19:07,591 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:19:07,591 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-18 11:19:07,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:07 BoogieIcfgContainer [2019-09-18 11:19:07,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:19:07,593 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:19:07,594 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:19:07,594 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:19:07,595 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:07" (1/1) ... [2019-09-18 11:19:07,596 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 11:19:07,619 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:19:07,619 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:19:07,629 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:19:07,638 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:19:07,639 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:19:07,691 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-18 11:19:07,752 INFO L199 IcfgInterpreter]: Interpreting procedure f with input of size 6 for LOIs [2019-09-18 11:19:08,057 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-18 11:19:08,266 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-18 11:19:08,553 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-18 11:19:08,836 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-18 11:19:09,189 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2019-09-18 11:19:09,306 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 11:19:09,621 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 11:19:09,771 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 11:19:10,115 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-18 11:19:10,147 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-18 11:19:10,168 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:19:10,168 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:19:10,170 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 69#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:19:10,189 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:19:10,190 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:19:10,193 INFO L168 Benchmark]: Toolchain (without parser) took 3367.29 ms. Allocated memory was 140.5 MB in the beginning and 261.6 MB in the end (delta: 121.1 MB). Free memory was 88.1 MB in the beginning and 177.5 MB in the end (delta: -89.5 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,194 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.40 ms. Allocated memory is still 140.5 MB. Free memory was 87.7 MB in the beginning and 78.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,197 INFO L168 Benchmark]: Boogie Preprocessor took 133.14 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 78.0 MB in the beginning and 176.7 MB in the end (delta: -98.7 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,198 INFO L168 Benchmark]: RCFGBuilder took 381.75 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 161.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,205 INFO L168 Benchmark]: Sifa took 2596.39 ms. Allocated memory was 199.2 MB in the beginning and 261.6 MB in the end (delta: 62.4 MB). Free memory was 161.1 MB in the beginning and 177.5 MB in the end (delta: -16.4 MB). Peak memory consumption was 45.9 MB. Max. memory is 7.1 GB. [2019-09-18 11:19:10,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.40 ms. Allocated memory is still 140.5 MB. Free memory was 87.7 MB in the beginning and 78.0 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 133.14 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 78.0 MB in the beginning and 176.7 MB in the end (delta: -98.7 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 381.75 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 161.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Sifa took 2596.39 ms. Allocated memory was 199.2 MB in the beginning and 261.6 MB in the end (delta: 62.4 MB). Free memory was 161.1 MB in the beginning and 177.5 MB in the end (delta: -16.4 MB). Peak memory consumption was 45.9 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]: 2552, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 38, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 32, TOOLS_POST_TIME[ms]: 40, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 38, TOOLS_QUANTIFIERELIM_TIME[ms]: 41, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 43, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 1140, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1233, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 9, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2354, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2353, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 163, DAG_COMPRESSION_RETAINED_NODES: 69 - 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 69#(and (= 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...