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_DDA -i ../../../trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:20:56,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:20:56,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:20:56,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:20:56,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:20:56,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:20:56,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:20:56,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:20:56,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:20:56,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:20:56,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:20:56,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:20:56,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:20:56,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:20:56,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:20:56,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:20:56,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:20:56,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:20:56,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:20:56,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:20:56,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:20:56,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:20:56,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:20:56,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:20:56,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:20:56,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:20:56,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:20:56,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:20:56,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:20:56,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:20:56,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:20:56,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:20:56,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:20:56,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:20:56,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:20:56,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:20:56,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:20:56,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:20:56,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:20:56,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:20:56,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:20:56,597 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 [2019-09-17 15:20:56,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:20:56,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:20:56,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:20:56,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:20:56,615 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:20:56,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:20:56,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:20:56,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:20:56,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:20:56,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:20:56,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:20:56,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:20:56,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:20:56,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:20:56,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:20:56,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:20:56,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:20:56,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:20:56,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:20:56,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:20:56,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:20:56,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:20:56,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:20:56,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:20:56,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:20:56,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:20:56,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:20:56,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:20:56,620 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_DDA [2019-09-17 15:20:56,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:20:56,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:20:56,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:20:56,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:20:56,686 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:20:56,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c [2019-09-17 15:20:56,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7413eebec/a2f40b2d447845f19820517f85dc4294/FLAG587821b4b [2019-09-17 15:20:57,178 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:20:57,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_sendmail_tTflag_arr_one_loop.c [2019-09-17 15:20:57,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7413eebec/a2f40b2d447845f19820517f85dc4294/FLAG587821b4b [2019-09-17 15:20:57,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7413eebec/a2f40b2d447845f19820517f85dc4294 [2019-09-17 15:20:57,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:20:57,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:20:57,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:20:57,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:20:57,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:20:57,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d40a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57, skipping insertion in model container [2019-09-17 15:20:57,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,536 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:20:57,554 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:20:57,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:20:57,720 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:20:57,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:20:57,761 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:20:57,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57 WrapperNode [2019-09-17 15:20:57,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:20:57,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:20:57,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:20:57,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:20:57,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (1/1) ... [2019-09-17 15:20:57,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:20:57,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:20:57,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:20:57,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:20:57,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:20:57" (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 [2019-09-17 15:20:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:20:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:20:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 15:20:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:20:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:20:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-17 15:20:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:20:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:20:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 15:20:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 15:20:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 15:20:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 15:20:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:20:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:20:58,284 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:20:58,285 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-17 15:20:58,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:20:58 BoogieIcfgContainer [2019-09-17 15:20:58,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:20:58,287 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:20:58,287 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:20:58,287 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:20:58,288 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:20:58" (1/1) ... [2019-09-17 15:20:58,289 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 15:20:58,319 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:20:58,319 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:20:58,331 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:20:58,341 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:20:58,342 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:20:58,595 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 19 for LOIs [2019-09-17 15:21:01,010 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 86 [2019-09-17 15:21:01,034 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-17 15:21:01,476 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-17 15:21:01,843 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2019-09-17 15:21:02,136 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2019-09-17 15:21:02,240 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-17 15:21:02,465 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-09-17 15:21:02,649 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 15:21:02,780 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 15:21:03,067 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2019-09-17 15:21:03,414 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 80 [2019-09-17 15:21:03,556 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-17 15:21:03,887 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2019-09-17 15:21:04,182 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 15:21:04,408 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 15:21:04,881 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2019-09-17 15:21:05,779 WARN L191 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 118 [2019-09-17 15:21:05,821 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-17 15:21:05,827 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 15:21:05,827 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 15:21:05,829 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 91#false [2019-09-17 15:21:05,835 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-17 15:21:05,835 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 15:21:05,837 INFO L168 Benchmark]: Toolchain (without parser) took 8318.38 ms. Allocated memory was 132.6 MB in the beginning and 263.7 MB in the end (delta: 131.1 MB). Free memory was 88.3 MB in the beginning and 103.6 MB in the end (delta: -15.3 MB). Peak memory consumption was 115.8 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,838 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.14 ms. Allocated memory is still 132.6 MB. Free memory was 87.9 MB in the beginning and 77.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,840 INFO L168 Benchmark]: Boogie Preprocessor took 130.52 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.9 MB in the beginning and 175.0 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,840 INFO L168 Benchmark]: RCFGBuilder took 392.76 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 157.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,841 INFO L168 Benchmark]: Sifa took 7548.83 ms. Allocated memory was 198.7 MB in the beginning and 263.7 MB in the end (delta: 65.0 MB). Free memory was 157.9 MB in the beginning and 103.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 119.3 MB. Max. memory is 7.1 GB. [2019-09-17 15:21:05,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.14 ms. Allocated memory is still 132.6 MB. Free memory was 87.9 MB in the beginning and 77.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.52 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 77.9 MB in the beginning and 175.0 MB in the end (delta: -97.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 392.76 ms. Allocated memory is still 198.7 MB. Free memory was 175.0 MB in the beginning and 157.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Sifa took 7548.83 ms. Allocated memory was 198.7 MB in the beginning and 263.7 MB in the end (delta: 65.0 MB). Free memory was 157.9 MB in the beginning and 103.6 MB in the end (delta: 54.3 MB). Peak memory consumption was 119.3 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]: 7510, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 20, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 15, TOOLS_POST_TIME[ms]: 259, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 23, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 19, TOOLS_QUANTIFIERELIM_TIME[ms]: 261, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 76, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 28, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10, DOMAIN_JOIN_TIME[ms]: 2261, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 4840, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7181, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7180, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 199, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 199, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 49, DAG_COMPRESSION_RETAINED_NODES: 31 - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...