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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:02:40,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:02:40,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:02:40,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:02:40,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:02:40,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:02:40,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:02:40,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:02:40,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:02:40,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:02:40,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:02:40,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:02:40,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:02:40,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:02:40,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:02:40,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:02:40,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:02:40,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:02:40,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:02:40,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:02:40,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:02:40,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:02:40,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:02:40,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:02:40,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:02:40,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:02:40,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:02:40,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:02:40,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:02:40,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:02:40,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:02:40,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:02:40,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:02:40,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:02:40,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:02:40,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:02:40,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:02:40,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:02:40,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:02:40,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:02:40,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:02:40,459 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 [2019-09-25 17:02:40,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:02:40,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:02:40,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:02:40,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:02:40,486 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:02:40,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:02:40,487 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:02:40,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:02:40,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:02:40,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:02:40,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:02:40,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:02:40,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:02:40,488 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:02:40,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:02:40,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:02:40,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:02:40,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:02:40,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:02:40,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:02:40,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:02:40,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:02:40,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:02:40,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:02:40,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:02:40,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:02:40,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:02:40,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:02:40,493 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 -> 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:02:40,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:02:40,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:02:40,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:02:40,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:02:40,565 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:02:40,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-25 17:02:40,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3dd79619/1b67bfbb3fa543ad945e5e8f03d34023/FLAG41869d7a8 [2019-09-25 17:02:41,085 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:02:41,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/rewnifrev2.c [2019-09-25 17:02:41,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3dd79619/1b67bfbb3fa543ad945e5e8f03d34023/FLAG41869d7a8 [2019-09-25 17:02:41,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3dd79619/1b67bfbb3fa543ad945e5e8f03d34023 [2019-09-25 17:02:41,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:02:41,526 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:02:41,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:41,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:02:41,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:02:41,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e20ad7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41, skipping insertion in model container [2019-09-25 17:02:41,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,541 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:02:41,556 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:02:41,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:41,775 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:02:41,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:41,804 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:02:41,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41 WrapperNode [2019-09-25 17:02:41,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:41,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:02:41,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:02:41,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:02:41,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (1/1) ... [2019-09-25 17:02:41,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:02:41,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:02:41,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:02:41,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:02:41,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:41" (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 [2019-09-25 17:02:41,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:02:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:02:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 17:02:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:02:41,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:02:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 17:02:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:02:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:02:41,982 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:02:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:02:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:02:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:02:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:02:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:02:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:02:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:02:42,278 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:02:42,279 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-25 17:02:42,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:42 BoogieIcfgContainer [2019-09-25 17:02:42,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:02:42,280 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:02:42,280 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:02:42,281 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:02:42,282 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:42" (1/1) ... [2019-09-25 17:02:42,282 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:02:42,302 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:02:42,302 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:02:42,309 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:02:42,317 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:02:42,319 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:02:42,470 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-25 17:02:42,988 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 29 for LOIs [2019-09-25 17:02:42,992 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:02:42,992 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:02:42,994 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 76#(and (exists ((v_main_~a~0.offset_BEFORE_CALL_5 Int) (v_main_~a~0.base_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int)) (or (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |#NULL.base| 0) (<= v_main_~i~0_BEFORE_CALL_5 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_5) (+ v_main_~a~0.offset_BEFORE_CALL_5 (* 4 v_main_~i~0_BEFORE_CALL_5)))) (= |__VERIFIER_assert_#in~cond| 1) (= ~MAX~0 100000) (= |#NULL.offset| 0)) (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (<= v_main_~i~0_BEFORE_CALL_5 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_5) (+ v_main_~a~0.offset_BEFORE_CALL_5 (* 4 v_main_~i~0_BEFORE_CALL_5))))) (= ~MAX~0 100000) (= |#NULL.offset| 0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-25 17:02:43,014 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:02:43,015 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:02:43,017 INFO L168 Benchmark]: Toolchain (without parser) took 1490.10 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 89.3 MB in the beginning and 114.0 MB in the end (delta: -24.6 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,019 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.16 ms. Allocated memory is still 133.2 MB. Free memory was 89.1 MB in the beginning and 78.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,022 INFO L168 Benchmark]: Boogie Preprocessor took 124.96 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 175.6 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,024 INFO L168 Benchmark]: RCFGBuilder took 349.18 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 159.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,025 INFO L168 Benchmark]: Sifa took 734.42 ms. Allocated memory is still 200.3 MB. Free memory was 159.0 MB in the beginning and 114.0 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:43,029 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 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 278.16 ms. Allocated memory is still 133.2 MB. Free memory was 89.1 MB in the beginning and 78.8 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.96 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 175.6 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 349.18 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 159.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Sifa took 734.42 ms. Allocated memory is still 200.3 MB. Free memory was 159.0 MB in the beginning and 114.0 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 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]: 692, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 33, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 177, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 93, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_APPLICATIONS: 36, TOOLS_QUANTIFIERELIM_TIME[ms]: 260, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 88, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 39, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME[ms]: 152, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 144, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 4, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 458, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 458, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 117, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 116, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 74, DAG_COMPRESSION_RETAINED_NODES: 38 - 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 76#(and (exists ((v_main_~a~0.offset_BEFORE_CALL_5 Int) (v_main_~a~0.base_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int)) (or (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |#NULL.base| 0) (<= v_main_~i~0_BEFORE_CALL_5 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_5) (+ v_main_~a~0.offset_BEFORE_CALL_5 (* 4 v_main_~i~0_BEFORE_CALL_5)))) (= |__VERIFIER_assert_#in~cond| 1) (= ~MAX~0 100000) (= |#NULL.offset| 0)) (and (< v_main_~i~0_BEFORE_CALL_5 ~SIZE~0) (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (not (<= v_main_~i~0_BEFORE_CALL_5 (select (select |#memory_int| v_main_~a~0.base_BEFORE_CALL_5) (+ v_main_~a~0.offset_BEFORE_CALL_5 (* 4 v_main_~i~0_BEFORE_CALL_5))))) (= ~MAX~0 100000) (= |#NULL.offset| 0)))) (= 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...