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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:04:36,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:04:36,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:04:36,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:04:36,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:04:36,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:04:36,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:04:36,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:04:36,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:04:36,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:04:36,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:04:36,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:04:36,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:04:36,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:04:36,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:04:36,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:04:36,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:04:36,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:04:36,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:04:36,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:04:36,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:04:36,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:04:36,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:04:36,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:04:36,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:04:36,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:04:36,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:04:36,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:04:36,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:04:36,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:04:36,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:04:36,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:04:36,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:04:36,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:04:36,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:04:36,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:04:36,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:04:36,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:04:36,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:04:36,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:04:36,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:04:36,580 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 14:04:36,602 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:04:36,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:04:36,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:04:36,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:04:36,604 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:04:36,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:04:36,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:04:36,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:04:36,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:04:36,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:04:36,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:04:36,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:04:36,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:04:36,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:04:36,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:04:36,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:04:36,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:04:36,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:04:36,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:04:36,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:04:36,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:04:36,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:04:36,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:04:36,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:04:36,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:04:36,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:04:36,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:04:36,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:04:36,610 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:04:36,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:04:36,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:04:36,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:04:36,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:04:36,685 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:04:36,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 14:04:36,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157cd31cb/504760fcee444d0fb6f42ad496477eda/FLAG377a6c949 [2019-09-20 14:04:37,188 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:04:37,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 14:04:37,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157cd31cb/504760fcee444d0fb6f42ad496477eda/FLAG377a6c949 [2019-09-20 14:04:37,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/157cd31cb/504760fcee444d0fb6f42ad496477eda [2019-09-20 14:04:37,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:04:37,588 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:04:37,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:37,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:04:37,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:04:37,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fac7d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37, skipping insertion in model container [2019-09-20 14:04:37,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,602 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:04:37,617 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:04:37,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:37,788 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:04:37,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:37,818 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:04:37,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37 WrapperNode [2019-09-20 14:04:37,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:37,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:04:37,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:04:37,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:04:37,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (1/1) ... [2019-09-20 14:04:37,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:04:37,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:04:37,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:04:37,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:04:37,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:37" (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 14:04:37,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:04:37,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:04:37,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 14:04:37,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:04:37,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:04:37,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 14:04:37,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:04:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:04:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:04:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:04:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:04:38,269 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:04:38,269 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 14:04:38,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:38 BoogieIcfgContainer [2019-09-20 14:04:38,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:04:38,274 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:04:38,274 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:04:38,275 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:04:38,276 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:38" (1/1) ... [2019-09-20 14:04:38,279 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-20 14:04:38,321 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:04:38,321 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:04:38,328 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:04:38,341 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:04:38,342 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:04:38,397 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 14:04:38,672 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 17 [2019-09-20 14:04:39,320 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2019-09-20 14:04:39,638 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2019-09-20 14:04:39,854 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-09-20 14:04:40,074 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2019-09-20 14:04:42,188 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 23 [2019-09-20 14:04:42,448 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-20 14:04:42,625 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 14:04:42,791 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 14:04:43,213 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 14:04:43,223 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:04:43,223 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:04:43,226 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 444#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 14:04:43,237 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:04:43,237 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:04:43,239 INFO L168 Benchmark]: Toolchain (without parser) took 5650.84 ms. Allocated memory was 137.9 MB in the beginning and 324.5 MB in the end (delta: 186.6 MB). Free memory was 84.7 MB in the beginning and 175.6 MB in the end (delta: -90.9 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,242 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.83 ms. Allocated memory is still 137.9 MB. Free memory was 84.5 MB in the beginning and 74.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,245 INFO L168 Benchmark]: Boogie Preprocessor took 123.12 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 74.2 MB in the beginning and 174.6 MB in the end (delta: -100.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,246 INFO L168 Benchmark]: RCFGBuilder took 327.90 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 158.3 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,247 INFO L168 Benchmark]: Sifa took 4963.34 ms. Allocated memory was 197.7 MB in the beginning and 324.5 MB in the end (delta: 126.9 MB). Free memory was 158.3 MB in the beginning and 175.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 109.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:43,252 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 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 229.83 ms. Allocated memory is still 137.9 MB. Free memory was 84.5 MB in the beginning and 74.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.12 ms. Allocated memory was 137.9 MB in the beginning and 197.7 MB in the end (delta: 59.8 MB). Free memory was 74.2 MB in the beginning and 174.6 MB in the end (delta: -100.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 327.90 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 158.3 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * Sifa took 4963.34 ms. Allocated memory was 197.7 MB in the beginning and 324.5 MB in the end (delta: 126.9 MB). Free memory was 158.3 MB in the beginning and 175.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 109.6 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]: 4905, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 104, TOOLS_POST_TIME[ms]: 140, TOOLS_POST_CALL_APPLICATIONS: 106, TOOLS_POST_CALL_TIME[ms]: 326, TOOLS_POST_RETURN_APPLICATIONS: 89, TOOLS_POST_RETURN_TIME[ms]: 111, TOOLS_QUANTIFIERELIM_APPLICATIONS: 299, TOOLS_QUANTIFIERELIM_TIME[ms]: 483, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 38, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 242, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 61, DOMAIN_JOIN_TIME[ms]: 3448, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 684, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 46, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4465, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4464, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 89, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 40, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 39, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 264, DAG_COMPRESSION_RETAINED_NODES: 118 - UnprovableResult [Line: 5]: 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 444#(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...