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.7.1.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:10:37,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:10:37,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:10:37,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:10:37,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:10:37,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:10:37,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:10:37,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:10:37,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:10:37,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:10:37,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:10:37,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:10:37,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:10:37,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:10:37,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:10:37,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:10:37,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:10:37,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:10:37,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:10:37,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:10:37,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:10:37,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:10:37,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:10:37,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:10:37,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:10:37,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:10:37,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:10:37,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:10:37,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:10:37,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:10:37,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:10:37,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:10:37,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:10:37,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:10:37,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:10:37,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:10:37,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:10:37,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:10:37,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:10:37,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:10:37,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:10:37,456 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 14:10:37,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:10:37,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:10:37,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:10:37,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:10:37,471 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:10:37,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:10:37,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:10:37,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:10:37,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:10:37,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:10:37,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:10:37,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:10:37,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:10:37,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:10:37,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:10:37,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:10:37,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:10:37,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:10:37,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:10:37,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:10:37,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:10:37,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:10:37,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:10:37,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:10:37,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:10:37,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:10:37,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:10:37,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:10:37,476 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 14:10:37,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:10:37,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:10:37,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:10:37,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:10:37,530 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:10:37,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-06 14:10:37,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28de7f45/0753f843d3e04921813e6d44624e4f1b/FLAGa4982fd76 [2019-09-06 14:10:38,119 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:10:38,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-06 14:10:38,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28de7f45/0753f843d3e04921813e6d44624e4f1b/FLAGa4982fd76 [2019-09-06 14:10:38,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28de7f45/0753f843d3e04921813e6d44624e4f1b [2019-09-06 14:10:38,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:10:38,483 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:10:38,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:10:38,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:10:38,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:10:38,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:10:38" (1/1) ... [2019-09-06 14:10:38,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c543e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:38, skipping insertion in model container [2019-09-06 14:10:38,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:10:38" (1/1) ... [2019-09-06 14:10:38,499 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:10:38,563 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:10:38,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:10:39,014 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:10:39,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:10:39,168 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:10:39,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39 WrapperNode [2019-09-06 14:10:39,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:10:39,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:10:39,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:10:39,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:10:39,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (1/1) ... [2019-09-06 14:10:39,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:10:39,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:10:39,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:10:39,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:10:39,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:10:39" (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 14:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:10:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:10:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:10:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:10:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:10:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:10:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:10:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:10:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:10:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:10:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:10:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:10:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:10:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 14:10:39,323 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-06 14:10:39,323 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:10:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:10:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:10:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:10:39,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:10:40,502 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:10:40,503 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:10:40,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:10:40 BoogieIcfgContainer [2019-09-06 14:10:40,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:10:40,505 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:10:40,506 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:10:40,506 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:10:40,507 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:10:40" (1/1) ... [2019-09-06 14:10:40,508 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 14:10:40,565 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 14:10:40,565 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:10:40,589 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:10:40,600 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:10:40,602 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:10:40,820 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 271 for LOIs [2019-09-06 14:10:45,274 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:10:45,275 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:10:45,284 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2857#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~__return_29020~0) (<= 0 ~mode2~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= ~mode7~0 1) (<= 0 ~mode6~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~mode7~0) (<= ~__return_29020~0 1)) [2019-09-06 14:10:45,310 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:10:45,311 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:10:45,315 INFO L168 Benchmark]: Toolchain (without parser) took 6829.72 ms. Allocated memory was 132.1 MB in the beginning and 383.3 MB in the end (delta: 251.1 MB). Free memory was 85.9 MB in the beginning and 123.3 MB in the end (delta: -37.4 MB). Peak memory consumption was 213.7 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,317 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.10 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 164.2 MB in the end (delta: -78.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,322 INFO L168 Benchmark]: Boogie Preprocessor took 69.28 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,323 INFO L168 Benchmark]: RCFGBuilder took 1266.05 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 76.8 MB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,331 INFO L168 Benchmark]: Sifa took 4805.77 ms. Allocated memory was 199.2 MB in the beginning and 383.3 MB in the end (delta: 184.0 MB). Free memory was 76.8 MB in the beginning and 123.3 MB in the end (delta: -46.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 7.1 GB. [2019-09-06 14:10:45,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.10 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.7 MB in the beginning and 164.2 MB in the end (delta: -78.5 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.28 ms. Allocated memory is still 199.2 MB. Free memory was 164.2 MB in the beginning and 160.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1266.05 ms. Allocated memory is still 199.2 MB. Free memory was 160.9 MB in the beginning and 76.8 MB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * Sifa took 4805.77 ms. Allocated memory was 199.2 MB in the beginning and 383.3 MB in the end (delta: 184.0 MB). Free memory was 76.8 MB in the beginning and 123.3 MB in the end (delta: -46.5 MB). Peak memory consumption was 137.5 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]: 4719, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1957, DAG_INTERPRETER_EARLY_EXITS: 28, TOOLS_POST_APPLICATIONS: 1951, TOOLS_POST_TIME[ms]: 1643, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 83, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 25, TOOLS_QUANTIFIERELIM_TIME[ms]: 1334, FLUID_QUERY_TIME[ms]: 46, FLUID_QUERIES: 1958, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 901, DOMAIN_JOIN_TIME[ms]: 829, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 749, DOMAIN_ISBOTTOM_TIME[ms]: 1467, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 733, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 732, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 62, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 31, REGEX_TO_DAG_TIME[ms]: 11, DAG_COMPRESSION_TIME[ms]: 379, DAG_COMPRESSION_PROCESSED_NODES: 16625, DAG_COMPRESSION_RETAINED_NODES: 5759 - UnprovableResult [Line: 547]: 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 2857#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= 0 ~__return_29020~0) (<= 0 ~mode2~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= ~mode7~0 1) (<= 0 ~mode6~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~mode7~0) (<= ~__return_29020~0 1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...