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 IntervalDomain -i ../../../trunk/examples/svcomp/array-examples/standard_copy2_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:26:18,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:26:18,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:26:18,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:26:18,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:26:18,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:26:18,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:26:18,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:26:18,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:26:18,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:26:18,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:26:18,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:26:18,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:26:18,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:26:18,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:26:18,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:26:18,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:26:18,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:26:18,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:26:18,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:26:18,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:26:18,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:26:18,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:26:18,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:26:18,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 15:26:18,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 15:26:18,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 15:26:18,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 15:26:18,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 15:26:18,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 15:26:18,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:26:18,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:26:18,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:26:18,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:26:18,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:26:18,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:26:18,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:26:18,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:26:18,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:26:18,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:26:18,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:26:18,319 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 [2019-09-05 15:26:18,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:26:18,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:26:18,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:26:18,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:26:18,334 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:26:18,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:26:18,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:26:18,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:26:18,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:26:18,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:26:18,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:26:18,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:26:18,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:26:18,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:26:18,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:26:18,337 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:26:18,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:26:18,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:26:18,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:26:18,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:26:18,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:26:18,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:26:18,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:26:18,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:26:18,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:26:18,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:26:18,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:26:18,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:26:18,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 15:26:18,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:26:18,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:26:18,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:26:18,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:26:18,386 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:26:18,386 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy2_ground-1.i [2019-09-05 15:26:18,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50970a10/0a34e252a8f249e793bb02e203ffaa25/FLAG234b0c411 [2019-09-05 15:26:18,867 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:26:18,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy2_ground-1.i [2019-09-05 15:26:18,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50970a10/0a34e252a8f249e793bb02e203ffaa25/FLAG234b0c411 [2019-09-05 15:26:19,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d50970a10/0a34e252a8f249e793bb02e203ffaa25 [2019-09-05 15:26:19,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:26:19,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:26:19,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:26:19,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:26:19,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:26:19,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fdff94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19, skipping insertion in model container [2019-09-05 15:26:19,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,296 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:26:19,313 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:26:19,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:26:19,508 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:26:19,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:26:19,548 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:26:19,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19 WrapperNode [2019-09-05 15:26:19,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:26:19,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:26:19,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:26:19,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:26:19,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:26:19,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:26:19,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:26:19,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:26:19,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:26:19" (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 [2019-09-05 15:26:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:26:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:26:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 15:26:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:26:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 15:26:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 15:26:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 15:26:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:26:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:26:19,973 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:26:19,974 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-05 15:26:19,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:26:19 BoogieIcfgContainer [2019-09-05 15:26:19,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:26:19,976 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:26:19,976 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:26:19,977 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:26:19,983 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:26:19" (1/1) ... [2019-09-05 15:26:19,984 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 15:26:20,032 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:26:20,032 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:26:20,048 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:26:20,062 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:26:20,063 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:26:20,129 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-05 15:26:20,570 WARN L188 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-09-05 15:26:21,016 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2019-09-05 15:26:21,303 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2019-09-05 15:26:21,374 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 78 for LOIs [2019-09-05 15:26:21,376 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:26:21,376 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:26:21,378 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 118#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-05 15:26:21,397 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:26:21,398 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:26:21,399 INFO L168 Benchmark]: Toolchain (without parser) took 2119.16 ms. Allocated memory was 130.0 MB in the beginning and 215.5 MB in the end (delta: 85.5 MB). Free memory was 85.6 MB in the beginning and 158.8 MB in the end (delta: -73.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,400 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.23 ms. Allocated memory is still 130.0 MB. Free memory was 85.4 MB in the beginning and 75.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,405 INFO L168 Benchmark]: Boogie Preprocessor took 120.20 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 75.7 MB in the beginning and 173.2 MB in the end (delta: -97.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,409 INFO L168 Benchmark]: RCFGBuilder took 305.99 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 157.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,412 INFO L168 Benchmark]: Sifa took 1421.65 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 157.5 MB in the beginning and 158.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-09-05 15:26:21,418 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 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 267.23 ms. Allocated memory is still 130.0 MB. Free memory was 85.4 MB in the beginning and 75.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.20 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 75.7 MB in the beginning and 173.2 MB in the end (delta: -97.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 305.99 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 157.5 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Sifa took 1421.65 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 157.5 MB in the beginning and 158.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 16.5 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]: 1347, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 81, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 69, TOOLS_POST_TIME[ms]: 990, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 63, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_TIME[ms]: 1027, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 93, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 29, DOMAIN_JOIN_TIME[ms]: 104, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 15, DOMAIN_ISBOTTOM_TIME[ms]: 25, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 999, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 998, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 40, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 271, DAG_COMPRESSION_RETAINED_NODES: 125 - UnprovableResult [Line: 2]: 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 118#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...