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/eca-rers2012/Problem05_label48.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 17:34:30,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 17:34:30,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 17:34:30,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 17:34:30,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 17:34:30,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 17:34:30,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 17:34:30,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 17:34:30,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 17:34:30,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 17:34:30,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 17:34:30,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 17:34:30,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 17:34:30,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 17:34:30,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 17:34:30,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 17:34:30,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 17:34:30,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 17:34:30,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 17:34:30,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 17:34:30,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 17:34:30,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 17:34:30,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 17:34:30,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 17:34:30,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 17:34:30,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 17:34:30,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 17:34:30,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 17:34:30,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 17:34:30,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 17:34:30,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 17:34:30,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 17:34:30,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 17:34:30,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 17:34:30,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 17:34:30,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 17:34:30,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 17:34:30,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 17:34:30,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 17:34:30,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 17:34:30,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 17:34:30,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-05 17:34:30,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 17:34:30,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 17:34:30,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 17:34:30,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 17:34:30,444 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 17:34:30,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 17:34:30,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 17:34:30,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 17:34:30,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 17:34:30,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 17:34:30,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 17:34:30,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 17:34:30,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 17:34:30,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 17:34:30,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 17:34:30,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 17:34:30,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 17:34:30,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 17:34:30,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 17:34:30,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 17:34:30,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 17:34:30,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 17:34:30,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 17:34:30,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 17:34:30,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 17:34:30,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 17:34:30,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 17:34:30,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 17:34:30,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 17:34:30,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 17:34:30,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 17:34:30,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 17:34:30,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 17:34:30,499 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 17:34:30,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label48.c [2019-09-05 17:34:30,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ae1f55bb/af8196ac37eb455db30945062af6266e/FLAG90694e0be [2019-09-05 17:34:31,563 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 17:34:31,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label48.c [2019-09-05 17:34:31,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ae1f55bb/af8196ac37eb455db30945062af6266e/FLAG90694e0be [2019-09-05 17:34:31,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ae1f55bb/af8196ac37eb455db30945062af6266e [2019-09-05 17:34:31,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 17:34:31,951 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 17:34:31,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 17:34:31,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 17:34:31,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 17:34:31,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:34:31" (1/1) ... [2019-09-05 17:34:31,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e607a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:31, skipping insertion in model container [2019-09-05 17:34:31,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 05:34:31" (1/1) ... [2019-09-05 17:34:31,968 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 17:34:32,177 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 17:34:34,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:34:34,783 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 17:34:36,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 17:34:36,088 INFO L192 MainTranslator]: Completed translation [2019-09-05 17:34:36,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36 WrapperNode [2019-09-05 17:34:36,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 17:34:36,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 17:34:36,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 17:34:36,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 17:34:36,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... [2019-09-05 17:34:36,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 17:34:36,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 17:34:36,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 17:34:36,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 17:34:36,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 05:34:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 17:34:36,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 17:34:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 17:34:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-05 17:34:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-09-05 17:34:36,548 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-09-05 17:34:36,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 17:34:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-05 17:34:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-09-05 17:34:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-09-05 17:34:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-09-05 17:34:36,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-09-05 17:34:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-09-05 17:34:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-09-05 17:34:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-09-05 17:34:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 17:34:36,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 17:34:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-05 17:34:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 17:34:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 17:34:36,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 17:34:45,066 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 17:34:45,067 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 17:34:45,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:34:45 BoogieIcfgContainer [2019-09-05 17:34:45,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 17:34:45,070 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 17:34:45,070 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 17:34:45,070 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 17:34:45,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 05:34:45" (1/1) ... [2019-09-05 17:34:45,076 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 17:34:45,108 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 17:34:45,108 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 17:34:45,137 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 17:34:45,149 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 17:34:45,151 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 17:34:45,294 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs [2019-09-05 17:39:25,923 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 68 for LOIs [2019-09-05 17:39:37,109 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 94 for LOIs [2019-09-05 17:39:50,545 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 94 for LOIs [2019-09-05 17:40:03,801 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 94 for LOIs [2019-09-05 17:40:16,628 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output5 with input of size 94 for LOIs [2019-09-05 17:40:30,373 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output6 with input of size 94 for LOIs [2019-09-05 17:40:43,539 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output7 with input of size 94 for LOIs [2019-09-05 17:40:56,479 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output8 with input of size 94 for LOIs [2019-09-05 17:41:02,077 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 17:41:02,078 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 17:41:02,080 INFO L193 IcfgInterpreter]: Reachable states at location calculate_output8Err0ASSERT_VIOLATIONERROR_FUNCTION satisfy 47154#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a16~0 1) (<= |calculate_output8_#in~input| 6) (<= ~a12~0 6) (<= 1 ~a15~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 calculate_output8_~input) (<= 1 ~a25~0) (<= ~d~0 4) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 13 ~a2~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= |old(~a25~0)| 1) (<= ~a27~0 1) (<= 4 ~d~0) (<= calculate_output8_~input 6) (<= 1 |calculate_output8_#in~input|) (<= |old(~a9~0)| 18) (<= ~a15~0 1) (<= ~e~0 5) (<= ~a2~0 13) (<= 6 ~a12~0)) [2019-09-05 17:41:02,094 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 17:41:02,094 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 17:41:02,097 INFO L168 Benchmark]: Toolchain (without parser) took 390144.92 ms. Allocated memory was 173.0 MB in the beginning and 3.6 GB in the end (delta: 3.5 GB). Free memory was 139.4 MB in the beginning and 2.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 836.5 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,099 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4137.13 ms. Allocated memory was 173.0 MB in the beginning and 290.5 MB in the end (delta: 117.4 MB). Free memory was 138.7 MB in the beginning and 165.1 MB in the end (delta: -26.4 MB). Peak memory consumption was 208.5 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,102 INFO L168 Benchmark]: Boogie Preprocessor took 387.16 ms. Allocated memory is still 290.5 MB. Free memory was 165.1 MB in the beginning and 108.0 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,103 INFO L168 Benchmark]: RCFGBuilder took 8591.99 ms. Allocated memory was 290.5 MB in the beginning and 688.4 MB in the end (delta: 397.9 MB). Free memory was 108.0 MB in the beginning and 296.5 MB in the end (delta: -188.5 MB). Peak memory consumption was 311.6 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,107 INFO L168 Benchmark]: Sifa took 377024.34 ms. Allocated memory was 688.4 MB in the beginning and 3.6 GB in the end (delta: 3.0 GB). Free memory was 296.5 MB in the beginning and 2.8 GB in the end (delta: -2.5 GB). Peak memory consumption was 478.3 MB. Max. memory is 7.1 GB. [2019-09-05 17:41:02,117 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4137.13 ms. Allocated memory was 173.0 MB in the beginning and 290.5 MB in the end (delta: 117.4 MB). Free memory was 138.7 MB in the beginning and 165.1 MB in the end (delta: -26.4 MB). Peak memory consumption was 208.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 387.16 ms. Allocated memory is still 290.5 MB. Free memory was 165.1 MB in the beginning and 108.0 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8591.99 ms. Allocated memory was 290.5 MB in the beginning and 688.4 MB in the end (delta: 397.9 MB). Free memory was 108.0 MB in the beginning and 296.5 MB in the end (delta: -188.5 MB). Peak memory consumption was 311.6 MB. Max. memory is 7.1 GB. * Sifa took 377024.34 ms. Allocated memory was 688.4 MB in the beginning and 3.6 GB in the end (delta: 3.0 GB). Free memory was 296.5 MB in the beginning and 2.8 GB in the end (delta: -2.5 GB). Peak memory consumption was 478.3 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]: 376973, ICFG_INTERPRETER_ENTERED_PROCEDURES: 10, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 23982, DAG_INTERPRETER_EARLY_EXITS: 1260, TOOLS_POST_APPLICATIONS: 22774, TOOLS_POST_TIME[ms]: 16183, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 281, TOOLS_POST_RETURN_APPLICATIONS: 33, TOOLS_POST_RETURN_TIME[ms]: 173, TOOLS_QUANTIFIERELIM_TIME[ms]: 12565, FLUID_QUERY_TIME[ms]: 194, FLUID_QUERIES: 23986, FLUID_YES_ANSWERS: 16439, DOMAIN_JOIN_APPLICATIONS: 7861, DOMAIN_JOIN_TIME[ms]: 12694, DOMAIN_ALPHA_APPLICATIONS: 16439, DOMAIN_ALPHA_TIME[ms]: 311726, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 52, DOMAIN_ISSUBSETEQ_TIME[ms]: 146, DOMAIN_ISBOTTOM_APPLICATIONS: 10203, DOMAIN_ISBOTTOM_TIME[ms]: 33011, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 280605, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 280604, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 33, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 280587, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 16, PATH_EXPR_TIME[ms]: 130, REGEX_TO_DAG_TIME[ms]: 25, DAG_COMPRESSION_TIME[ms]: 957, DAG_COMPRESSION_PROCESSED_NODES: 91988, DAG_COMPRESSION_RETAINED_NODES: 8998 - UnprovableResult [Line: 10967]: 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 47154#(and (<= ~b~0 2) (<= 1 ~a27~0) (<= 17 ~a9~0) (<= ~a9~0 17) (<= |old(~a15~0)| 1) (<= 6 ~f~0) (<= 1 ~a~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~a16~0 1) (<= |calculate_output8_#in~input| 6) (<= ~a12~0 6) (<= 1 ~a15~0) (<= 5 ~e~0) (<= ~a~0 1) (<= 1 calculate_output8_~input) (<= 1 ~a25~0) (<= ~d~0 4) (<= ~a20~0 5) (<= 1 ~a16~0) (<= 13 ~a2~0) (<= 5 ~a20~0) (<= 5 |old(~a20~0)|) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= |old(~a25~0)| 1) (<= ~a27~0 1) (<= 4 ~d~0) (<= calculate_output8_~input 6) (<= 1 |calculate_output8_#in~input|) (<= |old(~a9~0)| 18) (<= ~a15~0 1) (<= ~e~0 5) (<= ~a2~0 13) (<= 6 ~a12~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...