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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 13:06:10,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 13:06:10,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 13:06:10,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 13:06:10,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 13:06:10,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 13:06:10,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 13:06:10,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 13:06:10,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 13:06:10,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 13:06:10,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 13:06:10,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 13:06:10,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 13:06:10,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 13:06:10,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 13:06:10,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 13:06:10,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 13:06:10,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 13:06:10,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 13:06:10,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 13:06:10,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 13:06:10,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 13:06:10,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 13:06:10,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 13:06:10,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 13:06:10,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 13:06:10,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 13:06:10,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 13:06:10,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 13:06:10,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 13:06:10,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 13:06:10,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 13:06:10,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 13:06:10,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 13:06:10,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 13:06:10,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 13:06:10,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 13:06:10,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 13:06:10,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 13:06:10,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 13:06:10,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 13:06:10,546 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 [2019-10-03 13:06:10,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 13:06:10,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 13:06:10,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-03 13:06:10,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-03 13:06:10,568 INFO L138 SettingsManager]: * Use SBE=true [2019-10-03 13:06:10,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 13:06:10,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 13:06:10,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-03 13:06:10,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 13:06:10,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 13:06:10,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 13:06:10,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 13:06:10,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 13:06:10,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 13:06:10,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 13:06:10,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-03 13:06:10,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 13:06:10,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 13:06:10,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 13:06:10,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-03 13:06:10,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-03 13:06:10,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 13:06:10,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 13:06:10,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 13:06:10,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-03 13:06:10,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-03 13:06:10,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 13:06:10,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-03 13:06:10,575 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-03 13:06:10,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 13:06:10,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 13:06:10,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 13:06:10,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 13:06:10,635 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 13:06:10,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-10-03 13:06:10,699 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac708438/b92d5db4fdd14802a9516f47615f4ee2/FLAG39b57d1ae [2019-10-03 13:06:11,189 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 13:06:11,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev.c [2019-10-03 13:06:11,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac708438/b92d5db4fdd14802a9516f47615f4ee2/FLAG39b57d1ae [2019-10-03 13:06:11,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac708438/b92d5db4fdd14802a9516f47615f4ee2 [2019-10-03 13:06:11,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 13:06:11,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 13:06:11,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 13:06:11,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 13:06:11,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 13:06:11,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:11,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbd8e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11, skipping insertion in model container [2019-10-03 13:06:11,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:11,598 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 13:06:11,613 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 13:06:11,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:06:11,857 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 13:06:11,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:06:11,990 INFO L192 MainTranslator]: Completed translation [2019-10-03 13:06:11,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11 WrapperNode [2019-10-03 13:06:11,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 13:06:11,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 13:06:11,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 13:06:11,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 13:06:12,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (1/1) ... [2019-10-03 13:06:12,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 13:06:12,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 13:06:12,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 13:06:12,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 13:06:12,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:06:11" (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 [2019-10-03 13:06:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 13:06:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 13:06:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 13:06:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 13:06:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 13:06:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 13:06:12,474 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 13:06:12,474 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-03 13:06:12,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:06:12 BoogieIcfgContainer [2019-10-03 13:06:12,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 13:06:12,476 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-03 13:06:12,476 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-03 13:06:12,477 INFO L275 PluginConnector]: Sifa initialized [2019-10-03 13:06:12,478 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:06:12" (1/1) ... [2019-10-03 13:06:12,478 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-03 13:06:12,505 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-03 13:06:12,505 INFO L169 IcfgInterpreter]: Building call graph [2019-10-03 13:06:12,512 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-03 13:06:12,519 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-03 13:06:12,521 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-03 13:06:12,723 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-10-03 13:06:13,523 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 40 for LOIs [2019-10-03 13:06:13,529 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-03 13:06:13,529 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-03 13:06:13,533 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 91#(and (<= __VERIFIER_assert_~cond 0) (exists ((v_main_~i~0_BEFORE_CALL_4 Int) (v_main_~a~0.offset_BEFORE_CALL_4 Int) (v_main_~a~0.base_BEFORE_CALL_4 Int)) (or (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 0) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (not (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* 4 v_main_~i~0_BEFORE_CALL_4) v_main_~a~0.offset_BEFORE_CALL_4)))) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 0) (<= 100000 ~MAX~0)) (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 1) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* 4 v_main_~i~0_BEFORE_CALL_4) v_main_~a~0.offset_BEFORE_CALL_4))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 0) (<= 100000 ~MAX~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)) [2019-10-03 13:06:13,554 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-03 13:06:13,554 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-03 13:06:13,556 INFO L168 Benchmark]: Toolchain (without parser) took 1974.67 ms. Allocated memory was 139.5 MB in the beginning and 223.3 MB in the end (delta: 83.9 MB). Free memory was 87.3 MB in the beginning and 176.9 MB in the end (delta: -89.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 13:06:13,558 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 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 13:06:13,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 409.21 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 87.1 MB in the beginning and 177.6 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-10-03 13:06:13,561 INFO L168 Benchmark]: Boogie Preprocessor took 49.66 ms. Allocated memory is still 199.2 MB. Free memory was 177.6 MB in the beginning and 175.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-10-03 13:06:13,567 INFO L168 Benchmark]: RCFGBuilder took 433.65 ms. Allocated memory is still 199.2 MB. Free memory was 175.4 MB in the beginning and 156.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-10-03 13:06:13,568 INFO L168 Benchmark]: Sifa took 1078.05 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 156.5 MB in the beginning and 176.9 MB in the end (delta: -20.4 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-10-03 13:06:13,578 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 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 409.21 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 87.1 MB in the beginning and 177.6 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.66 ms. Allocated memory is still 199.2 MB. Free memory was 177.6 MB in the beginning and 175.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 433.65 ms. Allocated memory is still 199.2 MB. Free memory was 175.4 MB in the beginning and 156.5 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Sifa took 1078.05 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 156.5 MB in the beginning and 176.9 MB in the end (delta: -20.4 MB). Peak memory consumption was 3.8 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]: 1028, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 29, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 21, TOOLS_POST_TIME[ms]: 247, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 67, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_APPLICATIONS: 31, TOOLS_QUANTIFIERELIM_TIME[ms]: 301, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 117, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 34, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 441, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 170, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 772, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 772, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 158, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 158, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 55, DAG_COMPRESSION_RETAINED_NODES: 35 - UnprovableResult [Line: 3]: 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 91#(and (<= __VERIFIER_assert_~cond 0) (exists ((v_main_~i~0_BEFORE_CALL_4 Int) (v_main_~a~0.offset_BEFORE_CALL_4 Int) (v_main_~a~0.base_BEFORE_CALL_4 Int)) (or (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 0) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (not (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* 4 v_main_~i~0_BEFORE_CALL_4) v_main_~a~0.offset_BEFORE_CALL_4)))) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 0) (<= 100000 ~MAX~0)) (and (= |#NULL.base| 0) (<= ~MAX~0 100000) (<= ~SIZE~0 100000) (= |__VERIFIER_assert_#in~cond| 1) (<= 0 v_main_~a~0.offset_BEFORE_CALL_4) (<= |#NULL.base| 0) (<= 1 ~SIZE~0) (<= 0 v_main_~i~0_BEFORE_CALL_4) (<= v_main_~a~0.offset_BEFORE_CALL_4 0) (<= 0 |#NULL.base|) (< v_main_~i~0_BEFORE_CALL_4 ~SIZE~0) (= ~MAX~0 100000) (<= v_main_~i~0_BEFORE_CALL_4 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_4) (+ (* 4 v_main_~i~0_BEFORE_CALL_4) v_main_~a~0.offset_BEFORE_CALL_4))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#NULL.offset| 0) (<= 100000 ~MAX~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...