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/loop-lit/gsv2008.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:50:03,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:50:03,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:50:03,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:50:03,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:50:03,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:50:03,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:50:03,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:50:03,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:50:03,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:50:03,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:50:03,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:50:03,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:50:03,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:50:03,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:50:03,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:50:03,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:50:03,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:50:03,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:50:03,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:50:03,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:50:03,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:50:03,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:50:03,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:50:03,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:50:03,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:50:03,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:50:03,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:50:03,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:50:03,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:50:03,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:50:03,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:50:03,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:50:03,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:50:03,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:50:03,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:50:03,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:50:03,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:50:03,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:50:03,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:50:03,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:50:03,668 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 09:50:03,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:50:03,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:50:03,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:50:03,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:50:03,695 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:50:03,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:50:03,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:50:03,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:50:03,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:50:03,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:50:03,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:50:03,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:50:03,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:50:03,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:50:03,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:50:03,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:50:03,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:50:03,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:50:03,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:50:03,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:50:03,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:50:03,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:50:03,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:50:03,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:50:03,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:50:03,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:50:03,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:50:03,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:50:03,701 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 09:50:03,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:50:03,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:50:03,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:50:03,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:50:03,778 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:50:03,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gsv2008.i [2019-09-21 09:50:03,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c12d9af/f6023d642d3d404a9ce5e2e847d68b46/FLAG55a126f2b [2019-09-21 09:50:04,278 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:50:04,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gsv2008.i [2019-09-21 09:50:04,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c12d9af/f6023d642d3d404a9ce5e2e847d68b46/FLAG55a126f2b [2019-09-21 09:50:04,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c12d9af/f6023d642d3d404a9ce5e2e847d68b46 [2019-09-21 09:50:04,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:50:04,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:50:04,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:50:04,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:50:04,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:50:04,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:04,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd02a20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04, skipping insertion in model container [2019-09-21 09:50:04,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:04,748 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:50:04,766 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:50:04,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:50:04,966 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:50:04,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:50:04,992 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:50:04,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04 WrapperNode [2019-09-21 09:50:04,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:50:04,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:50:04,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:50:04,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:50:05,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (1/1) ... [2019-09-21 09:50:05,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:50:05,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:50:05,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:50:05,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:50:05,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:50:04" (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 09:50:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:50:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:50:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:50:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:50:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:50:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 09:50:05,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:50:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:50:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:50:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:50:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:50:05,346 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:50:05,347 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:50:05,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:50:05 BoogieIcfgContainer [2019-09-21 09:50:05,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:50:05,349 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:50:05,349 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:50:05,354 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:50:05,356 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:50:05" (1/1) ... [2019-09-21 09:50:05,359 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 09:50:05,424 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:50:05,424 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:50:05,434 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:50:05,448 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:50:05,450 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:50:05,553 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:50:07,439 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 374 [2019-09-21 09:50:07,906 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2019-09-21 09:50:08,037 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2019-09-21 09:50:08,300 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 494 DAG size of output: 493 [2019-09-21 09:50:08,475 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2019-09-21 09:50:08,594 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2019-09-21 09:50:08,827 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-21 09:50:09,100 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-09-21 09:50:09,297 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-09-21 09:50:09,742 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 621 [2019-09-21 09:50:09,918 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 09:50:10,105 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 09:50:10,453 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 555 [2019-09-21 09:50:11,157 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 648 [2019-09-21 09:50:11,337 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-21 09:50:11,344 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:50:11,344 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:50:11,346 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 518#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-21 09:50:11,359 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:50:11,359 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:50:11,361 INFO L168 Benchmark]: Toolchain (without parser) took 6629.64 ms. Allocated memory was 130.5 MB in the beginning and 464.5 MB in the end (delta: 334.0 MB). Free memory was 85.1 MB in the beginning and 346.2 MB in the end (delta: -261.1 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,362 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.87 ms. Allocated memory is still 130.5 MB. Free memory was 84.6 MB in the beginning and 75.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,364 INFO L168 Benchmark]: Boogie Preprocessor took 119.61 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 75.6 MB in the beginning and 175.0 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,365 INFO L168 Benchmark]: RCFGBuilder took 235.05 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 162.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,366 INFO L168 Benchmark]: Sifa took 6010.78 ms. Allocated memory was 198.2 MB in the beginning and 464.5 MB in the end (delta: 266.3 MB). Free memory was 162.5 MB in the beginning and 346.2 MB in the end (delta: -183.7 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-09-21 09:50:11,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 260.87 ms. Allocated memory is still 130.5 MB. Free memory was 84.6 MB in the beginning and 75.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.61 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 75.6 MB in the beginning and 175.0 MB in the end (delta: -99.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 235.05 ms. Allocated memory is still 198.2 MB. Free memory was 175.0 MB in the beginning and 162.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Sifa took 6010.78 ms. Allocated memory was 198.2 MB in the beginning and 464.5 MB in the end (delta: 266.3 MB). Free memory was 162.5 MB in the beginning and 346.2 MB in the end (delta: -183.7 MB). Peak memory consumption was 82.6 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]: 5923, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 21, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 17, TOOLS_POST_TIME[ms]: 202, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 15, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 21, TOOLS_QUANTIFIERELIM_TIME[ms]: 181, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 31, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 2171, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 268, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 3065, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 113, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5761, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5760, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 56, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 56, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 49, DAG_COMPRESSION_RETAINED_NODES: 31 - 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 518#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (<= 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...