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/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:28:03,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:28:03,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:28:03,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:28:03,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:28:03,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:28:03,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:28:03,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:28:03,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:28:03,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:28:03,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:28:03,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:28:03,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:28:03,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:28:03,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:28:03,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:28:03,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:28:03,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:28:03,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:28:03,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:28:03,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:28:03,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:28:03,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:28:03,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:28:03,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:28:03,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:28:03,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:28:03,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:28:03,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:28:03,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:28:03,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:28:03,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:28:03,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:28:03,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:28:03,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:28:03,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:28:03,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:28:03,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:28:03,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:28:03,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:28:03,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:28:03,452 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 [2019-09-06 13:28:03,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:28:03,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:28:03,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:28:03,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:28:03,470 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:28:03,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:28:03,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:28:03,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:28:03,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:28:03,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:28:03,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:28:03,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:28:03,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:28:03,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:28:03,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:28:03,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:28:03,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:28:03,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:28:03,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:28:03,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:28:03,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:28:03,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:28:03,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:28:03,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:28:03,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:28:03,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:28:03,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:28:03,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:28:03,475 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 [2019-09-06 13:28:03,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:28:03,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:28:03,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:28:03,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:28:03,534 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:28:03,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-06 13:28:03,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa026857/ce7bf06a39e44e64b812d55d44b2496e/FLAGca14c7a6d [2019-09-06 13:28:04,176 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:28:04,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-09-06 13:28:04,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa026857/ce7bf06a39e44e64b812d55d44b2496e/FLAGca14c7a6d [2019-09-06 13:28:04,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa026857/ce7bf06a39e44e64b812d55d44b2496e [2019-09-06 13:28:04,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:28:04,482 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:28:04,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:28:04,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:28:04,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:28:04,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:28:04" (1/1) ... [2019-09-06 13:28:04,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffd4eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:04, skipping insertion in model container [2019-09-06 13:28:04,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:28:04" (1/1) ... [2019-09-06 13:28:04,502 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:28:04,566 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:28:04,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:28:04,995 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:28:05,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:28:05,136 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:28:05,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05 WrapperNode [2019-09-06 13:28:05,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:28:05,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:28:05,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:28:05,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:28:05,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (1/1) ... [2019-09-06 13:28:05,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:28:05,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:28:05,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:28:05,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:28:05,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:28:05" (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 [2019-09-06 13:28:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:28:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:28:05,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:28:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:28:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:28:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:28:05,272 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:28:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:28:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:28:05,274 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:28:05,275 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:28:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:28:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:28:05,276 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:28:05,277 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:28:05,277 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:28:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:28:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:28:05,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:28:06,181 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:28:06,181 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:28:06,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:28:06 BoogieIcfgContainer [2019-09-06 13:28:06,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:28:06,185 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:28:06,185 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:28:06,185 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:28:06,186 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:28:06" (1/1) ... [2019-09-06 13:28:06,187 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 [2019-09-06 13:28:06,233 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:28:06,233 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:28:06,264 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:28:06,278 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:28:06,280 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:28:06,449 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 192 for LOIs [2019-09-06 13:40:53,345 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:40:53,346 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:40:53,348 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 979685#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_19612~0 0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= 0 ~__return_19612~0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= ~__return_19612~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~__return_19612~0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0))) [2019-09-06 13:40:53,372 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:40:53,372 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:40:53,374 INFO L168 Benchmark]: Toolchain (without parser) took 768892.37 ms. Allocated memory was 132.6 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 88.0 MB in the beginning and 530.7 MB in the end (delta: -442.7 MB). Peak memory consumption was 3.6 GB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,376 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.41 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.8 MB in the beginning and 170.6 MB in the end (delta: -82.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,377 INFO L168 Benchmark]: Boogie Preprocessor took 65.85 ms. Allocated memory is still 200.8 MB. Free memory was 170.6 MB in the beginning and 167.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,378 INFO L168 Benchmark]: RCFGBuilder took 980.11 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 101.6 MB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,379 INFO L168 Benchmark]: Sifa took 767187.64 ms. Allocated memory was 200.8 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 101.6 MB in the beginning and 530.7 MB in the end (delta: -429.1 MB). Peak memory consumption was 3.6 GB. Max. memory is 7.1 GB. [2019-09-06 13:40:53,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.41 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 87.8 MB in the beginning and 170.6 MB in the end (delta: -82.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.85 ms. Allocated memory is still 200.8 MB. Free memory was 170.6 MB in the beginning and 167.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 980.11 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 101.6 MB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 7.1 GB. * Sifa took 767187.64 ms. Allocated memory was 200.8 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 101.6 MB in the beginning and 530.7 MB in the end (delta: -429.1 MB). Peak memory consumption was 3.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 767115, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 720924, DAG_INTERPRETER_EARLY_EXITS: 23406, TOOLS_POST_APPLICATIONS: 719818, TOOLS_POST_TIME[ms]: 273779, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 71, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_TIME[ms]: 202773, FLUID_QUERY_TIME[ms]: 6320, FLUID_QUERIES: 721982, FLUID_YES_ANSWERS: 611, DOMAIN_JOIN_APPLICATIONS: 259169, DOMAIN_JOIN_TIME[ms]: 73930, DOMAIN_ALPHA_APPLICATIONS: 611, DOMAIN_ALPHA_TIME[ms]: 13, DOMAIN_WIDEN_APPLICATIONS: 82, DOMAIN_WIDEN_TIME[ms]: 19, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1058, DOMAIN_ISSUBSETEQ_TIME[ms]: 129, DOMAIN_ISBOTTOM_APPLICATIONS: 214535, DOMAIN_ISBOTTOM_TIME[ms]: 316077, LOOP_SUMMARIZER_APPLICATIONS: 976, LOOP_SUMMARIZER_CACHE_MISSES: 976, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 131553, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 131523, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1058, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 56, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 28, REGEX_TO_DAG_TIME[ms]: 9363, DAG_COMPRESSION_TIME[ms]: 60611, DAG_COMPRESSION_PROCESSED_NODES: 5233470, DAG_COMPRESSION_RETAINED_NODES: 1602208 - UnprovableResult [Line: 364]: 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 979685#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_19612~0 0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= 0 ~__return_19612~0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= ~__return_19612~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~__return_19612~0) (<= main_~__tmp_2~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...