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 -i ../../../trunk/examples/svcomp/loops/nec40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 05:16:28,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 05:16:28,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 05:16:28,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 05:16:28,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 05:16:28,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 05:16:28,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 05:16:28,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 05:16:28,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 05:16:28,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 05:16:28,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 05:16:28,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 05:16:28,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 05:16:28,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 05:16:28,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 05:16:28,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 05:16:28,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 05:16:28,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 05:16:28,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 05:16:28,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 05:16:28,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 05:16:28,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 05:16:28,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 05:16:28,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 05:16:28,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 05:16:28,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 05:16:28,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 05:16:28,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 05:16:28,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 05:16:28,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 05:16:28,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 05:16:28,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 05:16:28,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 05:16:28,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 05:16:28,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 05:16:28,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 05:16:28,510 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 [2019-08-31 05:16:28,530 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 05:16:28,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 05:16:28,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 05:16:28,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 05:16:28,533 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 05:16:28,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 05:16:28,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 05:16:28,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 05:16:28,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 05:16:28,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 05:16:28,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 05:16:28,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 05:16:28,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 05:16:28,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 05:16:28,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 05:16:28,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 05:16:28,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 05:16:28,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 05:16:28,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 05:16:28,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 05:16:28,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 05:16:28,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 05:16:28,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 05:16:28,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 05:16:28,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 05:16:28,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 05:16:28,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 05:16:28,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 05:16:28,584 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 05:16:28,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec40.c [2019-08-31 05:16:28,648 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad007def/81944f1f080844389e68a1cff3e1e032/FLAGb418e93a3 [2019-08-31 05:16:29,040 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 05:16:29,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec40.c [2019-08-31 05:16:29,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad007def/81944f1f080844389e68a1cff3e1e032/FLAGb418e93a3 [2019-08-31 05:16:29,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ad007def/81944f1f080844389e68a1cff3e1e032 [2019-08-31 05:16:29,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 05:16:29,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 05:16:29,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 05:16:29,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 05:16:29,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 05:16:29,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4145072d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29, skipping insertion in model container [2019-08-31 05:16:29,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,506 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 05:16:29,523 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 05:16:29,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 05:16:29,693 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 05:16:29,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 05:16:29,734 INFO L192 MainTranslator]: Completed translation [2019-08-31 05:16:29,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29 WrapperNode [2019-08-31 05:16:29,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 05:16:29,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 05:16:29,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 05:16:29,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 05:16:29,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (1/1) ... [2019-08-31 05:16:29,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 05:16:29,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 05:16:29,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 05:16:29,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 05:16:29,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 05:16:29" (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 [2019-08-31 05:16:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 05:16:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 05:16:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-31 05:16:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 05:16:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 05:16:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 05:16:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 05:16:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 05:16:29,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 05:16:30,158 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 05:16:30,158 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 05:16:30,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:16:30 BoogieIcfgContainer [2019-08-31 05:16:30,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 05:16:30,169 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 05:16:30,171 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 05:16:30,172 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 05:16:30,177 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 05:16:30" (1/1) ... [2019-08-31 05:16:30,258 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 05:16:30,258 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 05:16:30,268 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 05:16:30,275 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 05:16:30,277 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 05:16:30,367 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_6|], 10=[|v_#valid_7|]} [2019-08-31 05:16:30,388 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 05:16:30,399 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2019-08-31 05:16:30,400 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,482 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 05:16:30,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 05:16:30,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 05:16:30,556 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-31 05:16:30,557 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 34 [2019-08-31 05:16:30,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,686 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-08-31 05:16:30,687 INFO L567 ElimStorePlain]: treesize reduction 8, result has 89.5 percent of original size [2019-08-31 05:16:30,705 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 13 [2019-08-31 05:16:30,706 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,772 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 05:16:30,773 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,774 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:87, output treesize:69 [2019-08-31 05:16:30,817 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 61 for LOIs [2019-08-31 05:16:30,893 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 05:16:30,894 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,899 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 05:16:30,899 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 05:16:30,899 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:151, output treesize:1 [2019-08-31 05:16:30,900 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-08-31 05:16:30,902 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 05:16:30,903 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 05:16:30,904 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 36#false [2019-08-31 05:16:30,919 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 05:16:30,920 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 05:16:30,924 INFO L168 Benchmark]: Toolchain (without parser) took 1436.15 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 89.6 MB in the beginning and 111.3 MB in the end (delta: -21.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,926 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.21 ms. Allocated memory is still 142.1 MB. Free memory was 89.4 MB in the beginning and 79.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,931 INFO L168 Benchmark]: Boogie Preprocessor took 131.45 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 79.7 MB in the beginning and 176.8 MB in the end (delta: -97.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,932 INFO L168 Benchmark]: RCFGBuilder took 300.86 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 162.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,936 INFO L168 Benchmark]: Sifa took 751.05 ms. Allocated memory is still 199.8 MB. Free memory was 162.2 MB in the beginning and 111.3 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. [2019-08-31 05:16:30,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.1 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 248.21 ms. Allocated memory is still 142.1 MB. Free memory was 89.4 MB in the beginning and 79.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.45 ms. Allocated memory was 142.1 MB in the beginning and 199.8 MB in the end (delta: 57.7 MB). Free memory was 79.7 MB in the beginning and 176.8 MB in the end (delta: -97.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 300.86 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 162.2 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Sifa took 751.05 ms. Allocated memory is still 199.8 MB. Free memory was 162.2 MB in the beginning and 111.3 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.6s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 18 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 14 TOOLS_POST_APPLICATIONS, 0.5s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.5s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 19 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 4 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 1 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.5s CALL_SUMMARIZER_OVERALL_TIME, 0.5s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 80 DAG_COMPRESSION_PROCESSED_NODES, 44 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 5]: 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...