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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/linear_sea.ch.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:21:05,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:05,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:05,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:05,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:05,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:05,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:05,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:05,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:05,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:05,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:05,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:05,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:05,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:05,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:05,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:05,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:05,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:05,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:05,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:05,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:05,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:05,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:05,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:05,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:05,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:05,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:05,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:05,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:05,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:05,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:05,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:05,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:05,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:05,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:05,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:05,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:05,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:05,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:05,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:05,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:05,252 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 21:21:05,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:05,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:05,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:05,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:05,268 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:05,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:05,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:05,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:05,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:05,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:05,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:05,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:05,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:05,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:05,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:05,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:05,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:05,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:05,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:05,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:05,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:05,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:05,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:05,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:05,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:05,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:05,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:05,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:05,273 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 -> InterpretCallSummarizer 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 21:21:05,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:05,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:05,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:05,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:05,322 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:05,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/linear_sea.ch.c [2019-09-20 21:21:05,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a6de98f/d23d6070f1bc42468b4c6a81a56e597f/FLAGc697be2db [2019-09-20 21:21:05,904 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:05,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/linear_sea.ch.c [2019-09-20 21:21:05,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a6de98f/d23d6070f1bc42468b4c6a81a56e597f/FLAGc697be2db [2019-09-20 21:21:06,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a6de98f/d23d6070f1bc42468b4c6a81a56e597f [2019-09-20 21:21:06,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:06,231 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:06,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:06,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:06,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:06,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658f6c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06, skipping insertion in model container [2019-09-20 21:21:06,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,247 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:06,264 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:06,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:06,492 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:06,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:06,529 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:06,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06 WrapperNode [2019-09-20 21:21:06,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:06,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:06,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:06,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:06,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:06,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:06,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:06,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:06,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:06" (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 21:21:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 21:21:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure linear_search [2019-09-20 21:21:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure linear_search [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:21:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 21:21:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:21:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:06,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:21:07,065 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:07,065 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 21:21:07,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:07 BoogieIcfgContainer [2019-09-20 21:21:07,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:07,069 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:07,069 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:07,069 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:07,070 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:07" (1/1) ... [2019-09-20 21:21:07,071 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:21:07,092 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:21:07,092 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:07,100 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:07,109 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:07,111 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:07,317 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-20 21:21:07,997 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2019-09-20 21:21:08,328 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-20 21:21:08,583 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 56 for LOIs [2019-09-20 21:21:08,611 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:21:08,611 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:21:08,613 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 48#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 21:21:08,638 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 21:21:08,638 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:21:08,640 INFO L168 Benchmark]: Toolchain (without parser) took 2409.40 ms. Allocated memory was 127.9 MB in the beginning and 186.6 MB in the end (delta: 58.7 MB). Free memory was 100.2 MB in the beginning and 164.2 MB in the end (delta: -64.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 21:21:08,641 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 107.5 MB. Free memory was 74.4 MB in the beginning and 74.3 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. [2019-09-20 21:21:08,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.07 ms. Allocated memory is still 127.9 MB. Free memory was 100.0 MB in the beginning and 90.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:08,643 INFO L168 Benchmark]: Boogie Preprocessor took 109.54 ms. Allocated memory was 127.9 MB in the beginning and 156.2 MB in the end (delta: 28.3 MB). Free memory was 89.8 MB in the beginning and 139.3 MB in the end (delta: -49.5 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:08,644 INFO L168 Benchmark]: RCFGBuilder took 428.19 ms. Allocated memory is still 156.2 MB. Free memory was 139.3 MB in the beginning and 120.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:08,645 INFO L168 Benchmark]: Sifa took 1569.67 ms. Allocated memory was 156.2 MB in the beginning and 186.6 MB in the end (delta: 30.4 MB). Free memory was 120.9 MB in the beginning and 164.2 MB in the end (delta: -43.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 21:21:08,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 107.5 MB. Free memory was 74.4 MB in the beginning and 74.3 MB in the end (delta: 104.9 kB). Peak memory consumption was 104.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 298.07 ms. Allocated memory is still 127.9 MB. Free memory was 100.0 MB in the beginning and 90.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.54 ms. Allocated memory was 127.9 MB in the beginning and 156.2 MB in the end (delta: 28.3 MB). Free memory was 89.8 MB in the beginning and 139.3 MB in the end (delta: -49.5 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 428.19 ms. Allocated memory is still 156.2 MB. Free memory was 139.3 MB in the beginning and 120.9 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Sifa took 1569.67 ms. Allocated memory was 156.2 MB in the beginning and 186.6 MB in the end (delta: 30.4 MB). Free memory was 120.9 MB in the beginning and 164.2 MB in the end (delta: -43.3 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]: 1521, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 23, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 139, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 41, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 103, TOOLS_QUANTIFIERELIM_APPLICATIONS: 24, TOOLS_QUANTIFIERELIM_TIME[ms]: 257, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 79, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 26, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 700, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 441, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 948, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 947, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1176, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 61, DAG_COMPRESSION_RETAINED_NODES: 39 - UnprovableResult [Line: 6]: 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 48#(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...