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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:17:26,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:26,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:26,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:26,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:26,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:26,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:26,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:26,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:26,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:26,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:26,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:26,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:26,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:26,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:26,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:26,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:26,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:26,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:26,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:26,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:26,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:26,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:26,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:26,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:26,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:26,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:26,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:26,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:26,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:26,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:26,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:26,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:26,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:26,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:26,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:26,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:26,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:26,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:26,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:26,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:26,517 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 [2019-09-20 23:17:26,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:26,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:26,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:26,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:26,538 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:26,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:26,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:26,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:26,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:26,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:26,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:26,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:26,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:26,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:26,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:26,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:26,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:26,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:26,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:26,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:26,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:26,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:26,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:26,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:26,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:26,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:26,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:26,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:26,543 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:26,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:26,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:26,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:26,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:26,594 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:26,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 23:17:26,666 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7869a3e7/3644544db99f419a98a9f1154d249bed/FLAG94a01bc01 [2019-09-20 23:17:27,168 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:17:27,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-09-20 23:17:27,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7869a3e7/3644544db99f419a98a9f1154d249bed/FLAG94a01bc01 [2019-09-20 23:17:27,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7869a3e7/3644544db99f419a98a9f1154d249bed [2019-09-20 23:17:27,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:17:27,587 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:17:27,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:27,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:17:27,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:17:27,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3038ff1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27, skipping insertion in model container [2019-09-20 23:17:27,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,602 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:17:27,616 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:17:27,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:27,792 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:17:27,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:27,830 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:17:27,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27 WrapperNode [2019-09-20 23:17:27,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:27,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:17:27,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:17:27,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:17:27,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (1/1) ... [2019-09-20 23:17:27,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:17:27,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:17:27,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:17:27,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:17:27,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:27" (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 [2019-09-20 23:17:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:17:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:17:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:17:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:17:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:17:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:17:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:17:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:17:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:17:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:17:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:17:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:17:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:17:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:17:28,402 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:17:28,402 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 23:17:28,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:28 BoogieIcfgContainer [2019-09-20 23:17:28,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:17:28,405 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:17:28,405 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:17:28,405 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:17:28,406 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:28" (1/1) ... [2019-09-20 23:17:28,407 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 23:17:28,430 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:17:28,430 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:17:28,448 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:17:28,460 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:17:28,462 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:17:28,623 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-20 23:17:30,740 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 23:17:31,258 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-20 23:17:31,439 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2019-09-20 23:17:32,140 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-20 23:17:32,394 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-20 23:17:32,592 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 23:17:32,868 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-20 23:17:33,197 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2019-09-20 23:17:33,319 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 23:17:33,587 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-20 23:17:33,689 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 23:17:33,974 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-20 23:17:34,095 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 23:17:34,438 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2019-09-20 23:17:34,567 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 23:17:34,936 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-09-20 23:17:35,094 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 23:17:35,523 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2019-09-20 23:17:35,700 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 23:17:36,185 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-09-20 23:17:36,259 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 26 for LOIs [2019-09-20 23:17:36,275 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:17:36,275 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:17:36,277 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 187#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 23:17:36,289 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:17:36,289 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:17:36,291 INFO L168 Benchmark]: Toolchain (without parser) took 8703.22 ms. Allocated memory was 134.2 MB in the beginning and 300.4 MB in the end (delta: 166.2 MB). Free memory was 90.7 MB in the beginning and 231.0 MB in the end (delta: -140.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,291 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.17 ms. Allocated memory is still 134.2 MB. Free memory was 90.3 MB in the beginning and 80.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,293 INFO L168 Benchmark]: Boogie Preprocessor took 132.67 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 80.2 MB in the beginning and 177.2 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,294 INFO L168 Benchmark]: RCFGBuilder took 439.91 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 154.9 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,295 INFO L168 Benchmark]: Sifa took 7884.44 ms. Allocated memory was 201.3 MB in the beginning and 300.4 MB in the end (delta: 99.1 MB). Free memory was 154.9 MB in the beginning and 231.0 MB in the end (delta: -76.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:36,299 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 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 243.17 ms. Allocated memory is still 134.2 MB. Free memory was 90.3 MB in the beginning and 80.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.67 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 80.2 MB in the beginning and 177.2 MB in the end (delta: -97.0 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 439.91 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 154.9 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Sifa took 7884.44 ms. Allocated memory was 201.3 MB in the beginning and 300.4 MB in the end (delta: 99.1 MB). Free memory was 154.9 MB in the beginning and 231.0 MB in the end (delta: -76.1 MB). Peak memory consumption was 23.0 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]: 7847, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 95, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 66, TOOLS_POST_TIME[ms]: 244, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 205, TOOLS_POST_RETURN_APPLICATIONS: 9, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_APPLICATIONS: 86, TOOLS_QUANTIFIERELIM_TIME[ms]: 423, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 71, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 117, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 2817, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 4413, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 12, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7515, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7514, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 9, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 124, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 124, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 139, DAG_COMPRESSION_RETAINED_NODES: 68 - UnprovableResult [Line: 2]: 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 187#(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...