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.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:13:02,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:13:02,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:13:02,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:13:02,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:13:02,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:13:02,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:13:02,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:13:02,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:13:02,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:13:02,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:13:02,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:13:02,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:13:02,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:13:02,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:13:02,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:13:02,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:13:02,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:13:02,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:13:02,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:13:02,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:13:02,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:13:02,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:13:02,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:13:02,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:13:02,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:13:02,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:13:02,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:13:02,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:13:02,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:13:02,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:13:02,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:13:02,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:13:02,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:13:02,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:13:02,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:13:02,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:13:02,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:13:02,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:13:02,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:13:02,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:13:02,450 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 14:13:02,465 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:13:02,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:13:02,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:13:02,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:13:02,467 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:13:02,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:13:02,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:13:02,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:13:02,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:13:02,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:13:02,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:13:02,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:13:02,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:13:02,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:13:02,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:13:02,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:13:02,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:13:02,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:13:02,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:13:02,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:13:02,471 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:13:02,472 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:13:02,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:13:02,472 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 14:13:02,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:13:02,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:13:02,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:13:02,537 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:13:02,538 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:13:02,539 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-06 14:13:02,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb18927ff/bed77682c76a4cc18d80b72f563c3706/FLAG7a2d15b1a [2019-09-06 14:13:03,148 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:13:03,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-09-06 14:13:03,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb18927ff/bed77682c76a4cc18d80b72f563c3706/FLAG7a2d15b1a [2019-09-06 14:13:03,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb18927ff/bed77682c76a4cc18d80b72f563c3706 [2019-09-06 14:13:03,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:13:03,465 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:13:03,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:13:03,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:13:03,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:13:03,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:13:03" (1/1) ... [2019-09-06 14:13:03,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205cc25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:03, skipping insertion in model container [2019-09-06 14:13:03,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:13:03" (1/1) ... [2019-09-06 14:13:03,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:13:03,559 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:13:04,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:13:04,050 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:13:04,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:13:04,235 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:13:04,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04 WrapperNode [2019-09-06 14:13:04,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:13:04,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:13:04,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:13:04,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:13:04,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (1/1) ... [2019-09-06 14:13:04,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:13:04,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:13:04,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:13:04,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:13:04,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:13:04" (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 14:13:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:13:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:13:04,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:13:04,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:13:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:13:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:13:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:13:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:13:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:13:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:13:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:13:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:13:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:13:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:13:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:13:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 14:13:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-06 14:13:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:13:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:13:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:13:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:13:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:13:05,633 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:13:05,633 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:13:05,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:13:05 BoogieIcfgContainer [2019-09-06 14:13:05,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:13:05,635 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:13:05,636 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:13:05,636 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:13:05,637 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:13:05" (1/1) ... [2019-09-06 14:13:05,638 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 14:13:05,689 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 14:13:05,690 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:13:05,714 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:13:05,729 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:13:05,731 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:13:05,953 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 271 for LOIs [2019-09-06 14:13:28,954 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:13:28,954 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:13:28,956 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 31678#(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) (<= 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) (<= 0 ~__return_28955~0) (<= ~__return_28955~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~mode7~0)) [2019-09-06 14:13:28,973 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:13:28,974 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:13:28,976 INFO L168 Benchmark]: Toolchain (without parser) took 25510.30 ms. Allocated memory was 132.1 MB in the beginning and 812.6 MB in the end (delta: 680.5 MB). Free memory was 85.6 MB in the beginning and 607.2 MB in the end (delta: -521.6 MB). Peak memory consumption was 159.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,977 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.46 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 163.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,979 INFO L168 Benchmark]: Boogie Preprocessor took 72.86 ms. Allocated memory is still 198.2 MB. Free memory was 163.0 MB in the beginning and 159.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,980 INFO L168 Benchmark]: RCFGBuilder took 1325.77 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 75.8 MB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,981 INFO L168 Benchmark]: Sifa took 23338.33 ms. Allocated memory was 198.2 MB in the beginning and 812.6 MB in the end (delta: 614.5 MB). Free memory was 75.8 MB in the beginning and 607.2 MB in the end (delta: -531.4 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:13:28,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 766.46 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 85.4 MB in the beginning and 163.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.86 ms. Allocated memory is still 198.2 MB. Free memory was 163.0 MB in the beginning and 159.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1325.77 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 75.8 MB in the end (delta: 84.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * Sifa took 23338.33 ms. Allocated memory was 198.2 MB in the beginning and 812.6 MB in the end (delta: 614.5 MB). Free memory was 75.8 MB in the beginning and 607.2 MB in the end (delta: -531.4 MB). Peak memory consumption was 83.1 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]: 23268, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 20786, DAG_INTERPRETER_EARLY_EXITS: 204, TOOLS_POST_APPLICATIONS: 20732, TOOLS_POST_TIME[ms]: 4605, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 92, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 2906, FLUID_QUERY_TIME[ms]: 207, FLUID_QUERIES: 20808, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 10937, DOMAIN_JOIN_TIME[ms]: 3315, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 8549, DOMAIN_ISBOTTOM_TIME[ms]: 13051, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 13588, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13586, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 57, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 31, REGEX_TO_DAG_TIME[ms]: 23, DAG_COMPRESSION_TIME[ms]: 874, DAG_COMPRESSION_PROCESSED_NODES: 76871, DAG_COMPRESSION_RETAINED_NODES: 25158 - 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 31678#(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) (<= 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) (<= 0 ~__return_28955~0) (<= ~__return_28955~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~mode7~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...