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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-multidimensional/copy-partial-3-u.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:55,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:55,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:55,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:55,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:55,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:55,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:55,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:55,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:55,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:55,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:55,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:55,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:55,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:55,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:55,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:55,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:55,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:55,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:55,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:55,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:55,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:55,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:55,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:55,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:55,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:55,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:55,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:55,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:55,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:55,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:55,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:55,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:55,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:55,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:55,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:55,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:55,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:55,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:55,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:55,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:55,562 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 [2019-10-15 04:54:55,590 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:55,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:55,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:55,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:55,593 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:55,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:55,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:55,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:55,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:55,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:55,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:55,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:55,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:55,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:55,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:55,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:55,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:55,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:55,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:55,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:55,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:55,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:55,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:55,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:55,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:55,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:55,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:55,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:55,600 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 04:54:55,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:55,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:55,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:55,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:55,906 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:55,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-multidimensional/copy-partial-3-u.c [2019-10-15 04:54:55,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92a6dfa51/6eb1e83dff1b4d96841b6108f74e90c3/FLAGc0779d11e [2019-10-15 04:54:56,438 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:56,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-multidimensional/copy-partial-3-u.c [2019-10-15 04:54:56,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92a6dfa51/6eb1e83dff1b4d96841b6108f74e90c3/FLAGc0779d11e [2019-10-15 04:54:56,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92a6dfa51/6eb1e83dff1b4d96841b6108f74e90c3 [2019-10-15 04:54:56,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:56,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:56,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:56,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:56,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:56,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:56" (1/1) ... [2019-10-15 04:54:56,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0f51fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:56, skipping insertion in model container [2019-10-15 04:54:56,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:56" (1/1) ... [2019-10-15 04:54:56,860 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:56,879 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:57,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:57,062 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:57,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:57,200 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:57,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57 WrapperNode [2019-10-15 04:54:57,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:57,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:57,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:57,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:57,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:57,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:57,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:57,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:57,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:57" (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 [2019-10-15 04:54:57,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:57,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:57,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:57,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:57,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:57,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:57,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:57,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:57,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:57,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:57,857 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:57,857 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-15 04:54:57,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:57 BoogieIcfgContainer [2019-10-15 04:54:57,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:57,861 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:57,861 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:57,862 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:57,863 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:57" (1/1) ... [2019-10-15 04:54:57,863 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 04:54:57,885 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:57,886 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:57,894 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:57,901 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:57,903 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:58,068 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:59,112 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-10-15 04:54:59,525 WARN L222 IntervalDomain]: Interval conversion did not stabilize in 6 iterations. Over-approximation may be very coarse. [2019-10-15 04:54:59,526 WARN L222 IntervalDomain]: Interval conversion did not stabilize in 6 iterations. Over-approximation may be very coarse. [2019-10-15 04:54:59,942 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 37 for LOIs [2019-10-15 04:54:59,945 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:59,962 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:59,962 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:59,964 INFO L168 Benchmark]: Toolchain (without parser) took 3124.08 ms. Allocated memory was 145.8 MB in the beginning and 244.8 MB in the end (delta: 99.1 MB). Free memory was 102.0 MB in the beginning and 164.6 MB in the end (delta: -62.6 MB). Peak memory consumption was 36.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,965 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.64 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 181.8 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,967 INFO L168 Benchmark]: Boogie Preprocessor took 41.68 ms. Allocated memory is still 203.4 MB. Free memory was 181.8 MB in the beginning and 179.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,967 INFO L168 Benchmark]: RCFGBuilder took 616.94 ms. Allocated memory is still 203.4 MB. Free memory was 179.5 MB in the beginning and 151.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,968 INFO L168 Benchmark]: Sifa took 2101.18 ms. Allocated memory was 203.4 MB in the beginning and 244.8 MB in the end (delta: 41.4 MB). Free memory was 150.8 MB in the beginning and 164.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:59,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 356.64 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 181.8 MB in the end (delta: -80.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.68 ms. Allocated memory is still 203.4 MB. Free memory was 181.8 MB in the beginning and 179.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 616.94 ms. Allocated memory is still 203.4 MB. Free memory was 179.5 MB in the beginning and 151.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Sifa took 2101.18 ms. Allocated memory was 203.4 MB in the beginning and 244.8 MB in the end (delta: 41.4 MB). Free memory was 150.8 MB in the beginning and 164.6 MB in the end (delta: -13.7 MB). Peak memory consumption was 27.7 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]: 2060, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 200, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 731, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 46, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 154, TOOLS_QUANTIFIERELIM_TIME[ms]: 715, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 225, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 243, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 788, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 18, DOMAIN_WIDEN_TIME[ms]: 181, DOMAIN_ISSUBSETEQ_APPLICATIONS: 43, DOMAIN_ISSUBSETEQ_TIME[ms]: 77, DOMAIN_ISBOTTOM_APPLICATIONS: 24, DOMAIN_ISBOTTOM_TIME[ms]: 65, LOOP_SUMMARIZER_APPLICATIONS: 25, LOOP_SUMMARIZER_CACHE_MISSES: 25, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1699, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1698, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 43, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 124, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 123, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 1123, DAG_COMPRESSION_RETAINED_NODES: 206 - 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 629#(and (exists ((v_main_~n~0_BEFORE_CALL_5 Int) (|v_main_~#B~0.base_BEFORE_CALL_5| Int) (|v_main_~#A~0.base_BEFORE_CALL_5| Int) (v_main_~j~0_BEFORE_CALL_5 Int) (v_main_~i~0_BEFORE_CALL_5 Int) (|v_main_~#A~0.offset_BEFORE_CALL_5| Int) (|v_main_~#B~0.offset_BEFORE_CALL_5| Int) (v_main_~k~0_BEFORE_CALL_5 Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (< v_main_~k~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (<= 0 v_main_~i~0_BEFORE_CALL_5) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5) (<= 0 v_main_~k~0_BEFORE_CALL_5) (not (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (* v_main_~i~0_BEFORE_CALL_5 (* (* v_main_~n~0_BEFORE_CALL_5 4) v_main_~n~0_BEFORE_CALL_5)) (* v_main_~j~0_BEFORE_CALL_5 (* v_main_~n~0_BEFORE_CALL_5 4)) |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~k~0_BEFORE_CALL_5 4))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (* v_main_~i~0_BEFORE_CALL_5 (* (* v_main_~n~0_BEFORE_CALL_5 4) v_main_~n~0_BEFORE_CALL_5)) (* v_main_~j~0_BEFORE_CALL_5 (* v_main_~n~0_BEFORE_CALL_5 4)) |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~k~0_BEFORE_CALL_5 4)))))) (and (= |__VERIFIER_assert_#in~cond| 1) (< v_main_~k~0_BEFORE_CALL_5 v_main_~n~0_BEFORE_CALL_5) (<= 0 v_main_~i~0_BEFORE_CALL_5) (<= 0 v_main_~j~0_BEFORE_CALL_5) (<= 0 v_main_~n~0_BEFORE_CALL_5) (<= 0 v_main_~k~0_BEFORE_CALL_5) (= (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_5|) (+ (* v_main_~i~0_BEFORE_CALL_5 (* (* v_main_~n~0_BEFORE_CALL_5 4) v_main_~n~0_BEFORE_CALL_5)) (* v_main_~j~0_BEFORE_CALL_5 (* v_main_~n~0_BEFORE_CALL_5 4)) |v_main_~#A~0.offset_BEFORE_CALL_5| (* v_main_~k~0_BEFORE_CALL_5 4))) (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_5|) (+ (* v_main_~i~0_BEFORE_CALL_5 (* (* v_main_~n~0_BEFORE_CALL_5 4) v_main_~n~0_BEFORE_CALL_5)) (* v_main_~j~0_BEFORE_CALL_5 (* v_main_~n~0_BEFORE_CALL_5 4)) |v_main_~#B~0.offset_BEFORE_CALL_5| (* v_main_~k~0_BEFORE_CALL_5 4))))))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 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...