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/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:39:48,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:39:48,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:39:48,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:39:48,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:39:48,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:39:48,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:39:48,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:39:48,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:39:48,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:39:48,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:39:48,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:39:48,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:39:48,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:39:48,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:39:48,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:39:48,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:39:48,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:39:48,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:39:48,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:39:48,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:39:48,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:39:48,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:39:48,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:39:48,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 02:39:48,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 02:39:48,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 02:39:48,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 02:39:48,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 02:39:48,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 02:39:48,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:39:48,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:39:48,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:39:48,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:39:48,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:39:48,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:39:48,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:39:48,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:39:48,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:39:48,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:39:48,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:39:48,670 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 02:39:48,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:39:48,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:39:48,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:39:48,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:39:48,686 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:39:48,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:39:48,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:39:48,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:39:48,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:39:48,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:39:48,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:39:48,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:39:48,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:39:48,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:39:48,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:39:48,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:39:48,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:39:48,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:39:48,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:39:48,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:39:48,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:39:48,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:39:48,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:39:48,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:39:48,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:39:48,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:39:48,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:39:48,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:39:48,691 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 02:39:48,721 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:39:48,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:39:48,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:39:48,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:39:48,738 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:39:48,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2019-09-18 02:39:48,800 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fbae99/f291c12efd2b474483a015e19796d803/FLAG8283e8ad9 [2019-09-18 02:39:49,206 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:39:49,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2019-09-18 02:39:49,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fbae99/f291c12efd2b474483a015e19796d803/FLAG8283e8ad9 [2019-09-18 02:39:49,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fbae99/f291c12efd2b474483a015e19796d803 [2019-09-18 02:39:49,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:39:49,640 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:39:49,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:39:49,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:39:49,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:39:49,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:39:49" (1/1) ... [2019-09-18 02:39:49,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1307dca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:49, skipping insertion in model container [2019-09-18 02:39:49,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:39:49" (1/1) ... [2019-09-18 02:39:49,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:39:49,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:39:49,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:39:49,953 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:39:49,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:39:50,129 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:39:50,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50 WrapperNode [2019-09-18 02:39:50,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:39:50,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:39:50,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:39:50,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:39:50,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:39:50,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:39:50,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:39:50,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:39:50,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:39:50" (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 02:39:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:39:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:39:50,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 02:39:50,275 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:39:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:39:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 02:39:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:39:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:39:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 02:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 02:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 02:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 02:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:39:50,549 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:39:50,549 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-18 02:39:50,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:39:50 BoogieIcfgContainer [2019-09-18 02:39:50,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:39:50,551 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:39:50,551 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:39:50,551 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:39:50,553 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:39:50" (1/1) ... [2019-09-18 02:39:50,553 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 02:39:50,592 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 02:39:50,592 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:39:50,604 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:39:50,617 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:39:50,618 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:39:50,796 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-18 02:39:51,081 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:39:51,154 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:39:51,487 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-18 02:39:51,642 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 02:39:51,780 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 52 [2019-09-18 02:39:51,919 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:39:51,937 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:39:51,952 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:39:51,972 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:40:01,183 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification. DAG size of input: 147 DAG size of output: 104 [2019-09-18 02:40:01,367 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-09-18 02:40:01,614 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:40:01,669 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:40:01,949 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-18 02:40:02,109 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 02:40:02,152 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:40:02,158 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 02:40:02,507 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-18 02:40:02,656 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 02:40:02,736 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-18 02:40:02,752 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:40:02,752 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:40:02,754 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 105#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 02:40:02,769 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:40:02,770 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:40:02,771 INFO L168 Benchmark]: Toolchain (without parser) took 13131.45 ms. Allocated memory was 131.6 MB in the beginning and 264.8 MB in the end (delta: 133.2 MB). Free memory was 87.0 MB in the beginning and 225.3 MB in the end (delta: -138.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 02:40:02,772 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:40:02,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.09 ms. Allocated memory was 131.6 MB in the beginning and 200.8 MB in the end (delta: 69.2 MB). Free memory was 86.8 MB in the beginning and 177.6 MB in the end (delta: -90.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:02,774 INFO L168 Benchmark]: Boogie Preprocessor took 71.06 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 175.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:02,775 INFO L168 Benchmark]: RCFGBuilder took 348.99 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 160.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:02,775 INFO L168 Benchmark]: Sifa took 12218.93 ms. Allocated memory was 200.8 MB in the beginning and 264.8 MB in the end (delta: 64.0 MB). Free memory was 160.5 MB in the beginning and 225.3 MB in the end (delta: -64.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 02:40:02,779 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 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 487.09 ms. Allocated memory was 131.6 MB in the beginning and 200.8 MB in the end (delta: 69.2 MB). Free memory was 86.8 MB in the beginning and 177.6 MB in the end (delta: -90.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.06 ms. Allocated memory is still 200.8 MB. Free memory was 177.6 MB in the beginning and 175.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 348.99 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 160.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * Sifa took 12218.93 ms. Allocated memory was 200.8 MB in the beginning and 264.8 MB in the end (delta: 64.0 MB). Free memory was 160.5 MB in the beginning and 225.3 MB in the end (delta: -64.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 12162, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 46, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 37, TOOLS_POST_TIME[ms]: 11103, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 24, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 41, TOOLS_QUANTIFIERELIM_TIME[ms]: 11091, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 9355, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 51, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 19, DOMAIN_JOIN_TIME[ms]: 740, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 11, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 162, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 29, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11880, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11879, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 127, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 126, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 75, DAG_COMPRESSION_RETAINED_NODES: 46 - 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 105#(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...