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/loops/lu.cmp.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:14:44,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:14:44,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:14:44,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:14:44,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:14:44,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:14:44,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:14:44,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:14:44,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:14:44,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:14:44,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:14:44,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:14:44,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:14:44,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:14:44,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:14:44,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:14:44,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:14:44,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:14:44,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:14:44,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:14:44,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:14:44,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:14:44,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:14:44,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:14:44,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:14:44,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:14:44,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:14:44,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:14:44,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:14:44,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:14:44,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:14:44,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:14:44,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:14:44,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:14:44,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:14:44,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:14:44,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:14:44,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:14:44,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:14:44,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:14:44,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:14:44,578 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 23:14:44,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:14:44,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:14:44,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:14:44,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:14:44,596 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:14:44,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:14:44,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:14:44,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:14:44,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:14:44,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:14:44,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:14:44,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:14:44,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:14:44,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:14:44,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:14:44,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:14:44,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:14:44,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:14:44,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:14:44,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:14:44,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:14:44,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:14:44,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:14:44,601 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 23:14:44,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:14:44,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:14:44,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:14:44,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:14:44,662 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:14:44,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp.c [2019-09-20 23:14:44,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a361fee/3955cf2f6b0e498cb7d97d7851bc3d4b/FLAG44494ceba [2019-09-20 23:14:45,250 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:14:45,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp.c [2019-09-20 23:14:45,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a361fee/3955cf2f6b0e498cb7d97d7851bc3d4b/FLAG44494ceba [2019-09-20 23:14:45,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91a361fee/3955cf2f6b0e498cb7d97d7851bc3d4b [2019-09-20 23:14:45,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:14:45,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:14:45,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:14:45,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:14:45,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:14:45,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:14:45" (1/1) ... [2019-09-20 23:14:45,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f77762e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:45, skipping insertion in model container [2019-09-20 23:14:45,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:14:45" (1/1) ... [2019-09-20 23:14:45,669 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:14:45,706 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:14:45,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:14:45,910 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:14:46,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:14:46,068 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:14:46,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46 WrapperNode [2019-09-20 23:14:46,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:14:46,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:14:46,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:14:46,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:14:46,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:14:46,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:14:46,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:14:46,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:14:46,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:14:46" (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 23:14:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:14:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:14:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:14:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs [2019-09-20 23:14:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:14:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ludcmp [2019-09-20 23:14:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:14:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:14:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure ludcmp [2019-09-20 23:14:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2019-09-20 23:14:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:14:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-20 23:14:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-20 23:14:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:14:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:14:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:14:46,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:14:46,921 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:14:46,922 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-20 23:14:46,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:14:46 BoogieIcfgContainer [2019-09-20 23:14:46,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:14:46,925 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:14:46,925 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:14:46,926 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:14:46,927 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:14:46" (1/1) ... [2019-09-20 23:14:46,928 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 23:14:46,971 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:14:46,971 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:14:46,983 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:14:46,994 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:14:46,996 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:14:47,484 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2019-09-20 23:14:47,713 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 55 for LOIs [2019-09-20 23:14:48,015 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2019-09-20 23:14:48,142 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 23:14:48,525 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 113 [2019-09-20 23:14:48,676 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:14:51,128 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-20 23:14:51,601 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-20 23:14:51,908 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 23:14:51,930 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:14:51,930 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:14:51,932 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 70#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 23:14:51,944 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:14:51,944 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:14:51,946 INFO L168 Benchmark]: Toolchain (without parser) took 6294.42 ms. Allocated memory was 134.7 MB in the beginning and 256.9 MB in the end (delta: 122.2 MB). Free memory was 90.2 MB in the beginning and 230.6 MB in the end (delta: -140.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 23:14:51,947 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:14:51,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.58 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 90.0 MB in the beginning and 176.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-20 23:14:51,948 INFO L168 Benchmark]: Boogie Preprocessor took 63.18 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 173.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-20 23:14:51,949 INFO L168 Benchmark]: RCFGBuilder took 791.39 ms. Allocated memory is still 201.9 MB. Free memory was 173.8 MB in the beginning and 129.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. [2019-09-20 23:14:51,950 INFO L168 Benchmark]: Sifa took 5019.16 ms. Allocated memory was 201.9 MB in the beginning and 256.9 MB in the end (delta: 55.1 MB). Free memory was 129.6 MB in the beginning and 230.6 MB in the end (delta: -101.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 23:14:51,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 416.58 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 90.0 MB in the beginning and 176.8 MB in the end (delta: -86.7 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.18 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 173.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 791.39 ms. Allocated memory is still 201.9 MB. Free memory was 173.8 MB in the beginning and 129.6 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. * Sifa took 5019.16 ms. Allocated memory was 201.9 MB in the beginning and 256.9 MB in the end (delta: 55.1 MB). Free memory was 129.6 MB in the beginning and 230.6 MB in the end (delta: -101.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 4961, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 29, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 22, TOOLS_POST_TIME[ms]: 1093, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 27, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 28, TOOLS_QUANTIFIERELIM_TIME[ms]: 1104, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 527, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 448, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 3225, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 77, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4184, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4182, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 678, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 677, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 60, DAG_COMPRESSION_RETAINED_NODES: 38 - 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 70#(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...